| Issue |
Status |
Section |
Title |
Proposed Resolution |
Priority |
Duplicates |
| 3513 |
New |
3.42 [defns.prog.def.type] |
Fix definition of program-defined based on its uses |
Yes |
3 |
|
| 4005 |
New |
3.47 [defns.required.behavior] |
"Required behavior" too narrowly defined |
No |
2 |
|
| 3669 |
New |
4.1.2 [intro.abstract] |
std::filesystem operations should be observable behaviour |
No |
3 |
|
| 3105 |
New |
16 [library] |
T1 is convertible to T2 |
No |
3 |
|
| 2949 |
New |
16 [library] |
Unclear complexity requirements: space vs. time |
No |
4 |
|
| 3538 |
New |
16.2 [library.c] |
§[library.c] C library functions are not addressable |
No |
2 |
|
| 3556 |
New |
16.3.2.3 [structure.requirements] |
Specification of when semantic constraints are imposed by use of concepts
is unclear |
No |
3 |
|
| 3193 |
New |
16.3.2.4 [structure.specifications] |
Mandates: and Expects: elements are not defined for types |
Yes |
3 |
|
| 3401 |
New |
16.3.2.4 [structure.specifications] |
Is "as if by" equivalent to "equivalent to"? |
No |
3 |
|
| 3977 |
New |
16.3.3.3.3 [bitmask.types] |
constexpr and noexcept for operators for bitmask types |
Yes |
3 |
|
| 3620 |
New |
16.3.3.3.4.1 [character.seq.general] |
What are execution character sets and execution wide-character sets (after P2314R4)? |
No |
3 |
|
| 4049 |
New |
16.4.2 [organization] |
C <foo.h> headers not in freestanding |
Yes |
3 |
|
| 3690 |
New |
16.4.2.2 [contents] |
std::make_from_tuple etc. should find all tuple-like std::get overloads |
Yes |
3 |
|
| 3240 |
New |
16.4.3.2 [using.headers] |
Headers declare more than entities |
No |
3 |
|
| 3640 |
New |
16.4.4 [utility.requirements] |
Clarify which exceptions are propagated |
Yes |
3 |
|
| 4155 |
New |
16.4.4.4 [nullablepointer.requirements] |
Cpp17NullablePointer should require that some expression can be contextually converted to bool |
Yes |
3 |
|
| 3044 |
New |
16.4.4.6 [allocator.requirements] |
Strange specification of max_size() for an allocator |
Yes |
3 |
|
| 3267 |
New |
16.4.4.6 [allocator.requirements] |
Rebound allocators and is_always_equal |
Yes |
4 |
|
| 3157 |
New |
16.4.4.6 [allocator.requirements] |
Allocator destroy and fancy pointer operations must be non-throwing |
Yes |
3 |
|
| 2461 |
New |
16.4.4.6 [allocator.requirements] |
Interaction between allocators and container exception safety guarantees |
No |
3 |
|
| 4128 |
New |
16.4.4.6.1 [allocator.requirements.general] |
Allocator requirements should not allow rebinding conversions to be explicit |
Yes |
3 |
|
| 4065 |
New |
16.4.4.6.1 [allocator.requirements.general] |
Requirements for fancy pointers might be insufficient for self-referential implementation of containers |
Yes |
3 |
|
| 3682 |
New |
16.4.4.6.1 [allocator.requirements.general] |
A Cpp17Allocator type can't silently ignore an unsupported alignment |
No |
3 |
|
| 4047 |
New |
16.4.5.2.1 [namespace.std] |
Explicitly specifying template arguments for std::swap should not be supported |
No |
4 |
|
| 3926 |
New |
16.4.5.2.1 [namespace.std] |
Which namespace std is the mentioned one? |
Yes |
4 |
|
| 3928 |
New |
16.4.5.2.2 [namespace.posix] |
Non-top-level namespace posix shouldn't be reserved |
Yes |
3 |
|
| 3550 |
New |
16.4.5.3 [reserved.names] |
Names reserved by C for standard library not reserved by C++ |
No |
3 |
|
| 4149 |
New |
16.4.5.3.3 [macro.names] |
User defined macros without standard headers (294 redux) |
Yes |
|
|
| 4033 |
New |
16.4.5.3.3 [macro.names] |
§[macro.names] defining macros after importing the standard library |
Yes |
3 |
|
| 3920 |
New |
16.4.5.3.4 [extern.names] |
Bad footnotes claiming external linkage for entities defined as macros |
No |
3 |
|
| 3142 |
New |
16.4.5.8 [res.on.functions] |
std::foo<incomplete> should be ill-formed NDR |
Yes |
3 |
|
| 3511 |
New |
16.4.5.9 [res.on.arguments] |
Clarify global permission to move |
Yes |
3 |
|
| 4068 |
New |
16.4.5.11 [res.on.requirements] |
Terminology for objects whose types model a concept |
No |
|
|
| 3429 |
New |
16.4.5.11 [res.on.requirements] |
"models" should subsume like "satisfies" |
Yes |
3 |
|
| 4100 |
New |
16.4.6.4 [global.functions] |
Default arguments and signatures of standard library non-member functions |
Yes |
3 |
|
| 2695 |
New |
16.4.6.5 [member.functions] |
"As if" unclear in [member.functions] |
No |
3 |
|
| 4145 |
New |
16.4.6.10 [res.on.data.races] |
Unclear how [res.on.data.races] apply to templated functions |
No |
3 |
|
| 4129 |
New |
16.4.6.10 [res.on.data.races] |
Possibly incorrect wording for data race avoidance |
Yes |
|
|
| 3854 |
New |
16.4.6.13 [res.on.exception.handling] |
§[res.on.exception.handling]/3 should not be applied to all standard library types |
No |
3 |
|
| 3229 |
New |
16.4.6.13 [res.on.exception.handling] |
§[res.on.exception.handling]#3 cannot apply to types with implicitly declared destructors |
Yes |
3 |
|
| 3217 |
New |
17.3.1 [support.limits.general] |
<memory> and <execution> should define __cpp_lib_parallel_algorithm |
Yes |
3 |
|
| 3931 |
New |
17.3.2 [version.syn] |
Too many paper bump __cpp_lib_ranges |
Yes |
3 |
|
| 2248 |
New |
17.3.5 [numeric.limits] |
numeric_limits::is_iec559 misnamed |
No |
4 |
|
| 3922 |
New |
17.3.5.1 [numeric.limits.general] |
It's unclear whether numeric_limits can be specialized by users |
Yes |
3 |
|
| 3923 |
New |
17.3.5.1 [numeric.limits.general] |
The specification of numeric_limits doesn't clearly distinguish between implementation requirements
and user requirements |
Yes |
3 |
|
| 3370 |
New |
17.4.1 [cstdint.syn] |
§[cstdint.syn]p2 and §[headers]p5 are not sufficiently clear |
No |
3 |
|
| 3084 |
New |
17.5 [support.start.term] |
Termination in C++ is unclear |
No |
3 |
|
| 2815 |
New |
17.5 [support.start.term] |
quick_exit can deadlock |
Yes |
3 |
|
| 3086 |
New |
17.6.3.2 [new.delete.single] |
Possible problem in §[new.delete.single] |
Yes |
3 |
|
| 2737 |
New |
17.6.3.2 [new.delete.single] |
Consider relaxing object size restrictions for single-object allocation functions |
No |
3 |
|
| 2303 |
New |
17.6.3.4 [new.delete.placement] |
Explicit instantiation of std::vector<UserType> broken? |
No |
3 |
|
| 2508 |
New |
17.6.3.5 [new.delete.dataraces] |
§[new.delete.dataraces] wording needs to be updated |
No |
3 |
|
| 4130 |
New |
17.6.5 [ptr.launder] |
Preconditions for std::launder might be overly strict |
Yes |
3 |
|
| 3624 |
New |
17.7 [support.rtti] |
Inconsistency of <typeinfo>, <initializer_list>, and
<compare> in the standard library |
Yes |
3 |
|
| 2453 |
New |
17.10 [support.initlist] |
§[iterator.range] and now [iterator.container] aren't available via <initializer_list> |
No |
3 |
|
| 2493 |
New |
17.10 [support.initlist] |
initializer_list supports incomplete classes |
No |
4 |
|
| 4051 |
New |
17.11.2 [cmp.categories] |
A less hacky and more useful way to compare comparison category types |
Yes |
|
|
| 3584 |
New |
17.11.3 [cmp.common] |
Clarify common comparison category conversions |
Yes |
3 |
|
| 3587 |
New |
17.11.4 [cmp.concept] |
std::three_way_comparable_with<T, U, void> can be satisfied but can't be modeled |
No |
3 |
|
| 3932 |
New |
17.11.6 [cmp.alg] |
Expression-equivalence is sometimes unimplementable when passing prvalue expressions to comparison CPOs |
No |
3 |
|
| 3491 |
New |
17.11.6 [cmp.alg] |
What is a "decayed type"? |
No |
3 |
|
| 3653 |
New |
17.12.2 [coroutine.syn] |
<coroutine> is freestanding, but uses std::hash which is not |
No |
3 |
|
| 3945 |
New |
17.13.2 [cstdarg.syn] |
§[cstdarg.syn] 'Compatible types' are undefined |
No |
3 |
|
| 3954 |
New |
17.14.1 [support.c.headers.general] |
Feature-test macros in C headers (<stddef.h> etc.) |
No |
3 |
|
| 3883 |
New |
17.14.7 [support.c.headers.other] |
§[support.c.headers.other] Ambiguity in the requirements for includes |
Yes |
4 |
|
| 3799 |
New |
17.14.7 [support.c.headers.other] |
Should <math.h> provide 3-argument ::hypot overloads? |
No |
3 |
|
| 3484 |
New |
17.14.7 [support.c.headers.other] |
Should <stddef.h> declare ::nullptr_t? |
Yes |
3 |
|
| 3895 |
New |
18.3 [concepts.syn] |
Various relation concepts are missing default values of the second template parameters |
Yes |
3 |
|
| 3608 |
New |
18.4.4 [concept.convertible] |
convertible_to and temporary-bound references |
No |
3 |
|
| 3459 |
New |
18.4.4 [concept.convertible] |
Why doesn't std::convertible_to have semantic requirement when To is reference-to-function type? |
No |
3 |
|
| 4165 |
New |
18.4.9 [concept.swappable] |
Should swapping a built-in array or std::array with itself result in UB? |
No |
|
|
| 4041 |
New |
18.4.9 [concept.swappable] |
The requirements on literal type in [concept.swappable] should be removed |
Yes |
4 |
|
| 4156 |
New |
19.5.3.2 [syserr.errcat.virtuals] |
error_category messages have unspecified encoding |
Yes |
|
|
| 3019 |
New |
19.5.3.4 [syserr.errcat.derived] |
Presentation of "program defined classes derived from error_category" [syserr.errcat.derived] unclear and contains mistakes |
No |
3 |
|
| 3053 |
New |
19.5.4.1 [syserr.errcode.overview] |
Prohibit error_code construction from rvalues of error_category |
Yes |
3 |
|
| 3162 |
New |
19.5.8.2 [syserr.syserr.members] |
system_error::system_error(error_code ec) not explicit |
Yes |
3 |
|
| 3625 |
New |
19.6.2 [stacktrace.syn] |
Should <stacktrace> provide range access function templates? |
Yes |
3 |
|
| 3626 |
New |
19.6.4.1 [stacktrace.basic.overview] |
Is std::basic_stacktrace required to use contiguous storage? |
Yes |
3 |
|
| 4058 |
New |
20.2.4 [pointer.conversion] |
std::to_address() should be SFINAE-friendly |
Yes |
|
|
| 2421 |
New |
20.2.5 [ptr.align] |
Non-specification of handling zero size in std::align [ptr.align] |
No |
3 |
|
| 4168 |
New |
20.2.6 [obj.lifetime] |
std::start_lifetime_as inadvertently has undefined behavior due to use of std::bit_cast |
Yes |
|
|
| 3192 |
New |
20.2.8.2 [allocator.uses.construction] |
§[allocator.uses.construction] functions misbehave for const types |
Yes |
3 |
|
| 3665 |
New |
20.2.9.2 [allocator.traits.types] |
Is std::allocator_traits<Alloc>::rebind_alloc SFINAE-friendly? |
No |
3 |
|
| 3916 |
New |
20.2.10 [default.allocator] |
allocator, polymorphic_allocator, and containers should forbid cv-qualified types |
No |
3 |
|
| 3917 |
New |
20.2.10 [default.allocator] |
Validity of allocator<void> and possibly polymorphic_allocator<void> should be clarified |
Yes |
3 |
|
| 3684 |
New |
20.2.10.2 [allocator.members] |
std::allocator<T>::allocate_at_least in constant evaluation |
Yes |
3 |
|
| 3159 |
New |
20.3.1.3 [unique.ptr.single] |
§[unique.ptr.single] requirements on deleter may be too strict |
No |
3 |
|
| 4144 |
New |
20.3.1.3.1 [unique.ptr.single.general] |
Disallow unique_ptr<T&, D> |
Yes |
|
|
| 3911 |
New |
20.3.1.3.5 [unique.ptr.single.observers] |
unique_ptr's operator* is missing a mandate |
Yes |
3 |
|
| 2594 |
New |
20.3.2.2 [util.smartptr.shared] |
Contradicting definition of empty shared_ptr on shared_ptr(nullptr, d) |
Yes |
3 |
|
| 4110 |
New |
20.3.2.2.2 [util.smartptr.shared.const] |
shared_ptr(nullptr_t, Deleter) is overconstrained, breaking some sensible deleters |
Yes |
|
|
| 4032 |
New |
20.3.2.2.2 [util.smartptr.shared.const] |
Possibly invalid types in the constraints of constructors of std::shared_ptr |
Yes |
4 |
|
| 2906 |
New |
20.3.2.2.2 [util.smartptr.shared.const] |
There is no ability to supply an allocator for the control block when constructing a shared_ptr from a
unique_ptr |
No |
3 |
|
| 2751 |
New |
20.3.2.2.3 [util.smartptr.shared.dest] |
shared_ptr deleter not specified to observe expired weak_ptr instances |
No |
4 |
|
| 3210 |
New |
20.3.2.2.7 [util.smartptr.shared.create] |
allocate_shared is inconsistent about removing const from the pointer
passed to allocator construct and destroy |
Yes |
3 |
|
| 3681 |
New |
20.4.1 [mem.res.syn] |
Further considerations on LWG 3679 |
No |
4 |
|
| 3637 |
New |
20.4.2 [mem.res.class] |
pmr::memory_resource::do_allocate needs clarification |
No |
3 |
|
| 3634 |
New |
20.4.4 [mem.res.global] |
When are static-duration memory_resource objects destroyed? |
No |
3 |
|
| 2848 |
New |
20.4.5.2 [mem.res.pool.options] |
Pass-through threshold for pool allocator |
No |
3 |
|
| 2845 |
New |
21.3.2 [meta.rqmts] |
enable_if, result_of, common_type and aligned_storage do not meet the definition
of TransformationTrait |
No |
3 |
|
| 3967 |
New |
21.3.5.4 [meta.unary.prop] |
The specification for std::is_nothrow_* traits may be ambiguous in some cases involving noexcept(false) |
No |
|
|
| 3929 |
New |
21.3.5.4 [meta.unary.prop] |
Preconditions for type traits should be Mandates |
Yes |
3 |
|
| 2827 |
New |
21.3.5.4 [meta.unary.prop] |
is_trivially_constructible and non-trivial destructors |
No |
3 |
|
| 3697 |
New |
21.3.5.4 [meta.unary.prop] |
Preconditions of reference_constructs_from_temporary/reference_converts_from_temporary seem wrong |
Yes |
3 |
|
| 2496 |
New |
21.3.5.4 [meta.unary.prop] |
Certain hard-to-avoid errors not in the immediate context are not allowed to be triggered by
the evaluation of type traits |
No |
3 |
|
| 3400 |
New |
21.3.7 [meta.rel] |
Does is_nothrow_convertible consider destruction of the destination type? |
No |
3 |
|
| 4028 |
New |
21.3.7 [meta.rel] |
std::is_(nothrow_)convertible should be reworded to avoid dependence on the return statement |
Yes |
|
|
| 3174 |
New |
21.3.7 [meta.rel] |
Precondition on is_convertible is too strong |
Yes |
3 |
|
| 3205 |
New |
21.3.8.7 [meta.trans.other] |
decay_t in the new common_type fallback should be remove_cvref_t |
Yes |
3 |
|
| 4138 |
New |
21.3.11 [meta.const.eval] |
is_within_lifetime should mandate is_object |
Yes |
|
|
| 3902 |
New |
22.2.6 [declval] |
Return type of std::declval<cv void> should be (cv-unqualified) void |
Yes |
4 |
|
| 2599 |
New |
22.2.6 [declval] |
Library incomplete type permission phrase is unclear |
No |
3 |
|
| 3342 |
New |
22.3.2 [pairs.pair] |
Library wording uses "initializes x with y", which is underspecified |
No |
3 |
|
| 2766 |
New |
22.3.3 [pairs.spec] |
Swapping non-swappable types |
Yes |
3 |
|
| 3166 |
New |
22.3.4 [pair.astuple] |
No such descriptive element as Value: |
No |
3 |
|
| 3378 |
New |
22.4.2 [tuple.syn] |
tuple_size_v/tuple_element_t should be available when tuple_size/tuple_element are |
Yes |
3 |
|
| 3583 |
New |
22.4.4.2 [tuple.cnstr] |
Clarify if/when short circuiting applies to conditions in Constraints: elements |
No |
3 |
|
| 2528 |
New |
22.4.4.2 [tuple.cnstr] |
Order of std::tuple construction unspecified |
No |
3 |
|
| 4040 |
New |
22.4.7 [tuple.helper] |
Contradictory specification of std::tuple_size |
No |
3 |
|
| 3882 |
New |
22.4.9 [tuple.rel] |
tuple relational operators have confused friendships |
Yes |
3 |
|
| 3728 |
New |
22.4.9 [tuple.rel] |
Can't make neither head nor tail of the description of operator<=>(tuple, tuple) |
Yes |
4 |
|
| 2472 |
New |
22.4.9 [tuple.rel] |
Heterogeneous comparisons in the standard library can result in ambiguities |
No |
3 |
|
| 2811 |
New |
22.5.3.2 [optional.ctor] |
"Selected constructor" wording is incorrect for optional/variant/any |
Yes |
3 |
|
| 2746 |
New |
22.5.3.4 [optional.assign] |
Inconsistency between requirements for emplace between optional and variant |
Yes |
3 |
|
| 3424 |
New |
22.5.3.7 [optional.observe] |
optional::value_or should never return a cv-qualified type |
Yes |
3 |
|
| 3613 |
New |
22.5.4 [optional.nullopt] |
Specify that nullopt_t is copyable |
Yes |
3 |
|
| 3627 |
New |
22.5.9 [optional.specalg] |
Inconsistent specifications for std::make_optional overloads |
Yes |
3 |
|
| 2881 |
New |
22.6.3 [variant.variant] |
Adopt section III of P0308R0 |
No |
3 |
|
| 3215 |
New |
22.6.3.2 [variant.ctor] |
variant default constructor has vague constexpr requirements |
No |
2 |
|
| 3991 |
New |
22.6.3.4 [variant.assign] |
variant's move assignment should not be guaranteed to produce a valueless by exception state |
Yes |
3 |
|
| 3069 |
New |
22.6.3.4 [variant.assign] |
Move assigning variant's subobject corrupts data |
Yes |
3 |
|
| 3416 |
New |
22.7.4 [any.class] |
The Throws: specification of std::any does not mention allocation |
No |
3 |
|
| 3423 |
New |
22.7.5 [any.nonmembers] |
std::any_cast should never return a cv-qualified type |
Yes |
3 |
|
| 3688 |
New |
22.8.4 [expected.bad] |
Exception specifications of copy/move member functions of std::bad_expected_access |
No |
2 |
|
| 3891 |
New |
22.8.6.1 [expected.object.general] |
LWG 3870 breaks std::expected<cv T, E> |
Yes |
2 |
|
| 4026 |
New |
22.8.6.4 [expected.object.assign] |
Assignment operators of std::expected should propagate triviality |
Yes |
2 |
|
| 3805 |
New |
22.10 [function.objects] |
Expression evaluating to a call wrapper is a prvalue, not an object |
No |
4 |
|
| 4007 |
New |
22.10.4 [func.require] |
Mystic prohibition of calling a volatile-qualified perfect forwarding call wrapper |
Yes |
3 |
|
| 3046 |
New |
22.10.6 [refwrap] |
Do not require reference_wrapper to support non-referenceable function types |
Yes |
3 |
|
| 2491 |
New |
22.10.8 [comparisons] |
std::less<T*> in constant expression |
Yes |
3 |
|
| 2547 |
New |
22.10.8 [comparisons] |
Container requirements (and other library text) should say "strict total order", not just "total order" |
No |
3 |
|
| 3979 |
New |
22.10.13 [func.not.fn] |
Should we reject std::bind_front<42>() and its friends? |
Yes |
4 |
|
| 3493 |
New |
22.10.17.3.2 [func.wrap.func.con] |
The constructor of std::function taking an F is missing a constraint |
Yes |
3 |
|
| 3680 |
New |
22.10.17.4.3 [func.wrap.move.ctor] |
Constructor of move_only_function with empty ref-qualifier is over-constrained |
Yes |
2 |
|
| 3642 |
New |
22.10.17.4.3 [func.wrap.move.ctor] |
move_only_function assignment operators seem to be defined suboptimal |
Yes |
3 |
|
| 4127 |
New |
22.10.18.3 [func.search.bm] |
The Standard Library should not use predicates of the form pred(*i) != false |
Yes |
3 |
|
| 3512 |
New |
22.10.19 [unord.hash] |
Incorrect exception safety guarantee for unordered containers |
No |
3 |
|
| 3968 |
New |
22.11.8 [bit.endian] |
std::endian::native value should be more specific about object representations |
Yes |
4 |
|
| 3059 |
New |
23.2 [container.requirements] |
Wrong requirements for map-like associative container assignment? |
No |
3 |
|
| 2269 |
New |
23.2.2 [container.requirements.general] |
Container iterators and argument-dependent lookup |
No |
4 |
|
| 3976 |
New |
23.2.2.5 [container.alloc.reqmts] |
What does it mean for a type to be "allocator aware"? |
No |
|
|
| 3297 |
New |
23.2.4 [sequence.reqmts] |
Useless sequence container requirement |
Yes |
3 |
|
| 2705 |
New |
23.2.4 [sequence.reqmts] |
Questionable precondition on Sequence containers a.assign(n, t) |
Yes |
3 |
|
| 4159 |
New |
23.2.5 [container.node] |
Uses-allocator construction mechanisms should be opted out for node handles |
Yes |
3 |
|
| 3438 |
New |
23.2.5.1 [container.node.overview] |
§[container.node.overview] missing multiset/map cases |
No |
3 |
|
| 3227 |
New |
23.2.7 [associative.reqmts] |
Ambiguity issue for extract in ordered and unordered associative containers |
Yes |
3 |
|
| 2362 |
New |
23.2.7 [associative.reqmts] |
unique, associative emplace() should not move/copy the mapped_type constructor
arguments when no insertion happens |
No |
3 |
|
| 4132 |
New |
23.2.7.1 [associative.reqmts.general] |
Throws specifications need to include boolean-testable operations |
Yes |
3 |
|
| 3577 |
New |
23.2.7.1 [associative.reqmts.general] |
Merging an (unordered) associative container with itself |
No |
3 |
|
| 3691 |
New |
23.2.7.1 [associative.reqmts.general] |
Replacement of keys in associative containers |
Yes |
3 |
|
| 3578 |
New |
23.2.7.1 [associative.reqmts.general] |
Iterator SCARYness in the context of associative container merging |
No |
3 |
|
| 4046 |
New |
23.2.7.2 [associative.reqmts.except] |
Effects of inserting into or erasing from flat container adaptors when an exception is thrown need to be more permissive |
No |
2 |
|
| 3219 |
New |
23.3.3.1 [array.overview] |
std::array overview container requirements are incorrect |
Yes |
3 |
|
| 4123 |
New |
23.3.5.4 [deque.modifiers] |
Container effects use "the assignment operator or move assignment operator" |
No |
3 |
|
| 3308 |
New |
23.3.5.4 [deque.modifiers] |
vector and deque iterator erase invalidates elements even when no change occurs |
Yes |
3 |
|
| 3758 |
New |
23.3.11.3 [vector.capacity] |
Element-relocating operations of std::vector and std::deque
should conditionally require Cpp17CopyInsertable in their preconditions |
No |
3 |
|
| 3638 |
New |
23.3.12 [vector.bool] |
vector<bool>::swap(reference, reference) is useless |
Yes |
3 |
|
| 4122 |
New |
23.3.14.1 [inplace.vector.overview] |
Ill-formed operator<=> can cause hard error when instantiating std::inplace_vector |
Yes |
2 |
|
| 4151 |
New |
23.3.14.5 [inplace.vector.modifiers] |
Precondition of inplace_vector::swap |
Yes |
2 |
|
| 3531 |
New |
23.4.3.1 [map.overview] |
LWG 3025 broke previous valid code |
Yes |
3 |
|
| 2713 |
New |
23.5 [unord] |
More missing allocator-extended constructors for unordered containers |
Yes |
3 |
|
| 3189 |
New |
23.6.4 [priority.queue] |
Missing requirement for std::priority_queue |
No |
3 |
|
| 3959 |
New |
23.6.8 [flat.map] |
Should the comparator of std::flat_map/std::flat_multimap be copied twice in some operations? |
No |
|
|
| 3802 |
New |
23.6.8 [flat.map] |
flat_foo allocator-extended constructors lack move semantics |
No |
2 |
|
| 3804 |
New |
23.6.8 [flat.map] |
flat_foo missing some allocator-extended deduction guides |
No |
2 |
|
| 3966 |
New |
23.6.8.1 [flat.map.overview] |
The value_type and reference members of std::flat_(multi)map::(const_)iterator are unclear |
No |
3 |
|
| 3963 |
New |
23.6.8.2 [flat.map.defn] |
Different std::flat_map/std::flat_multimap specializations should be able to share same nested classes |
Yes |
3 |
|
| 4000 |
New |
23.6.8.7 [flat.map.modifiers] |
flat_map::insert_range's Effects is not quite right |
Yes |
3 |
|
| 4048 |
New |
23.6.11 [flat.set] |
Inconsistent preconditions for transparent insertion of std::flat_map/std::flat_set |
Yes |
2 |
|
| 3813 |
New |
23.7.2.2.1 [span.overview] |
std::span<volatile T, E> is made ill-formed by P2278R4 when T is a normal class type |
No |
2 |
|
| 3995 |
New |
23.7.3 [views.multidim] |
Issue with custom index conversion in <mdspan> |
No |
3 |
|
| 4020 |
New |
23.7.3.3.2 [mdspan.extents.expo] |
extents::index-cast weirdness |
Yes |
|
|
| 4021 |
New |
23.7.3.6.1 [mdspan.mdspan.overview] |
mdspan::is_always_meow() should be noexcept |
Yes |
|
|
| 3952 |
New |
24.2 [iterator.synopsis] |
iter_common_reference_t does not conform to the definition of indirectly_readable |
Yes |
3 |
|
| 4080 |
New |
24.3.2 [iterator.assoc.types] |
Presumed value and difference types of an iterator type in ranges and non-ranges algorithms |
No |
3 |
|
| 3838 |
New |
24.3.2.1 [incrementable.traits] |
The last specialization of incrementable_traits is under-constrained |
Yes |
3 |
|
| 3615 |
New |
24.3.2.1 [incrementable.traits] |
The last specialization of incrementable_traits has wrong operand types |
Yes |
3 |
|
| 3287 |
New |
24.3.2.3 [iterator.traits] |
Exposition-only cpp17-input-iterator concept is needlessly complex |
Yes |
3 |
|
| 3890 |
New |
24.3.4.4 [iterator.concept.winc] |
ABI issue for integer-class types |
Yes |
3 |
|
| 3716 |
New |
24.3.4.11 [iterator.concept.forward] |
§[iterator.concept.forward][forward.iterators] Two different definitions of multi-pass guarantee |
No |
3 |
|
| 4170 |
New |
24.3.4.14 [iterator.concept.contiguous] |
contiguous_iterator should require to_address(I{}) |
Yes |
|
|
| 3197 |
New |
24.4.3 [iterator.operations] |
std::prev should not require BidirectionalIterator |
Yes |
3 |
|
| 4055 |
New |
24.4.3 [iterator.operations] |
§[iterator.operations] std::distance is missing a precondition |
Yes |
4 |
|
| 3439 |
New |
24.4.3 [iterator.operations] |
"Distance" template parameter is underspecified |
No |
3 |
|
| 3344 |
New |
24.4.3 [iterator.operations] |
advance(i, most-negative) and prev(i, most-negative) |
Yes |
3 |
|
| 2858 |
New |
24.5.1 [reverse.iterators] |
LWG 2472: actually an incompatibility with C++03 |
Yes |
4 |
|
| 3623 |
New |
24.5.1.1 [reverse.iterators.general] |
Uses of std::reverse_iterator with containers should not require manually including <iterator> |
Yes |
3 |
|
| 2595 |
New |
24.5.1.2 [reverse.iterator] |
reverse_iterator::operator[]'s return type revisited |
Yes |
3 |
|
| 3602 |
New |
24.5.1.4 [reverse.iter.cons] |
reverse_iterator's converting assignment is overconstrained |
Yes |
3 |
|
| 3725 |
New |
24.5.1.6 [reverse.iter.elem] |
reverse_iterator::operator-> should not use prev for non-pointer iterators |
Yes |
3 |
|
| 4104 |
New |
24.5.3 [const.iterators] |
basic_const_iterator<volatile int*> is not a contiguous_iterator |
No |
4 |
|
| 3986 |
New |
24.5.3 [const.iterators] |
basic_const_iterator doesn't work with optional |
No |
3 |
|
| 3863 |
New |
24.5.3.2 [const.iterators.alias] |
Is input_iterator guaranteed to have iter_const_reference_t? |
No |
2 |
|
| 4120 |
New |
24.5.4.2 [move.iterator] |
move_iterator should provide iterator_category only when it models
forward_iterator |
Yes |
3 |
|
| 4125 |
New |
24.5.4.2 [move.iterator] |
move_iterator's default constructor should be constrained |
Yes |
3 |
|
| 4115 |
New |
24.5.4.6 [move.iter.elem] |
move_iterator::operator* should have conditional noexcept specification |
Yes |
4 |
|
| 4092 |
New |
24.5.5.1 [common.iterator] |
The monotonic version of common_iterator::operator== is underconstrained |
Yes |
3 |
|
| 3783 |
New |
24.5.5.1 [common.iterator] |
views::common may not be a range adaptor object |
Yes |
3 |
|
| 3748 |
New |
24.5.5.6 [common.iter.cmp] |
common_iterator and counted_iterator' operator- are missing cast to return type |
Yes |
3 |
|
| 2366 |
New |
24.6.4 [istreambuf.iterator] |
istreambuf_iterator end-of-stream equality |
Yes |
3 |
|
| 3107 |
New |
24.6.4 [istreambuf.iterator] |
istreambuf_iterator has public exposition-only member |
Yes |
4 |
|
| 3188 |
New |
24.6.4 [istreambuf.iterator] |
istreambuf_iterator::pointer should not be unspecified |
Yes |
3 |
|
| 3108 |
New |
24.6.4.2 [istreambuf.iterator.proxy] |
istreambuf_iterator::proxy::operator* should be const |
Yes |
3 |
|
| 4131 |
New |
24.7 [iterator.range] |
Including <optional> doesn't provide std::begin/end |
Yes |
3 |
|
| 3537 |
New |
24.7 [iterator.range] |
§[iterator.range] Missing noexcept for std::rbegin/rend for arrays and
initializer_list |
No |
3 |
|
| 3729 |
New |
25.2 [ranges.syn] |
std::tuple_element_t<std::ranges::subrange<I, S, K>> should remove top-level cv-qualifiers |
Yes |
4 |
|
| 4062 |
New |
25.3.12 [range.prim.empty] |
ranges::empty has no semantic requirements for forward_ranges |
No |
|
|
| 3896 |
New |
25.4.5 [range.refinements] |
The definition of viewable_range is not quite right |
Yes |
4 |
|
| 4010 |
New |
25.5.4.3 [range.subrange.access] |
subrange::advance should be improved |
Yes |
3 |
|
| 4121 |
New |
25.5.7.1 [range.utility.conv.general] |
ranges::to constructs associative containers via c.emplace(c.end(), *it) |
Yes |
2 |
|
| 4066 |
New |
25.5.7.2 [range.utility.conv.to] |
ranges::to should reserve when sized_sentinel_for is satisfied |
Yes |
|
|
| 4008 |
New |
25.5.7.2 [range.utility.conv.to] |
§[range.utility.conv.to] ranges::to may cause infinite recursion if range_value_t<C>
is a non-move-constructible range |
Yes |
3 |
|
| 4018 |
New |
25.5.7.2 [range.utility.conv.to] |
ranges::to's copy branch is underconstrained |
Yes |
3 |
|
| 3722 |
New |
25.5.7.2 [range.utility.conv.to] |
ranges::to reserves the wrong size |
Yes |
4 |
|
| 3845 |
New |
25.5.7.2 [range.utility.conv.to] |
ranges::to's from_range_t tag branch has the wrong constraint |
Yes |
4 |
|
| 3985 |
New |
25.5.7.2 [range.utility.conv.to] |
ranges::to should Mandates C not to be view |
Yes |
3 |
|
| 3983 |
New |
25.5.7.3 [range.utility.conv.adaptors] |
ranges::to adaptors are underconstrained |
Yes |
3 |
|
| 3907 |
New |
25.6 [range.factories] |
Can iterator types of range adaptors and range factories be SCARY? |
No |
3 |
|
| 3614 |
New |
25.6.4.2 [range.iota.view] |
iota_view::size and the most negative signed integer values |
Yes |
3 |
|
| 4002 |
New |
25.6.4.3 [range.iota.iterator] |
The definition of iota_view::iterator::iterator_concept should be improved |
Yes |
3 |
|
| 3846 |
New |
25.6.4.3 [range.iota.iterator] |
iota_view::iterator::operator- is overconstrained |
Yes |
3 |
|
| 3609 |
New |
25.6.4.4 [range.iota.sentinel] |
std::ranges::iota_view<int, long> has non-subtractable iterator and
sentinel types |
Yes |
3 |
|
| 3955 |
New |
25.6.5.2 [range.repeat.view] |
Add noexcept to several repeat_view[::iterator] member functions |
Yes |
3 |
|
| 3763 |
New |
25.6.5.3 [range.repeat.iterator] |
Should range adaptor iterators only provide iterator_category when its
difference_type is not an integer-class type? |
Yes |
3 |
|
| 3489 |
New |
25.6.6.3 [range.istream.iterator] |
Improve istream_view wording |
Yes |
3 |
|
| 3994 |
New |
25.7.2 [range.adaptor.object] |
adaptor(args...)(r) is not equivalent to std::bind_back(adaptor, args...)(r) |
No |
4 |
|
| 4099 |
New |
25.7.7.1 [range.as.rvalue.overview] |
The simple case of views::as_rvalue and views::common are not strictly correct |
Yes |
4 |
|
| 3829 |
New |
25.7.7.2 [range.as.rvalue.view] |
as_rvalue_view::end should improve non-common case |
Yes |
3 |
|
| 4050 |
New |
25.7.10.1 [range.take.overview] |
Should views::iota(0) | views::take(5) be views::iota(0, 5)? |
Yes |
|
|
| 4009 |
New |
25.7.12.2 [range.drop.view] |
drop_view::begin const may have 𝒪(n) complexity |
Yes |
|
|
| 3730 |
New |
25.7.12.2 [range.drop.view] |
std::ranges::drop_view may have different size type from its underlying view |
Yes |
3 |
|
| 3666 |
New |
25.7.14 [range.join] |
join_view's difference type is too small |
No |
2 |
|
| 3873 |
New |
25.7.15.2 [range.join.with.view] |
join_with_view's const begin is underconstrained |
No |
3 |
|
| 4059 |
New |
25.7.15.3 [range.join.with.iterator] |
Leaky abstraction in join_with_view's iterator |
Yes |
3 |
|
| 3852 |
New |
25.7.15.3 [range.join.with.iterator] |
join_with_view::iterator's iter_move and iter_swap should be conditionally noexcept |
Yes |
3 |
|
| 3972 |
New |
25.7.15.3 [range.join.with.iterator] |
Issues with join_with_view::iterator's iter_swap |
No |
2 |
|
| 3855 |
New |
25.7.16.2 [range.lazy.split.view] |
tiny-range is not quite right |
Yes |
4 |
|
| 3685 |
New |
25.7.16.2 [range.lazy.split.view] |
In lazy_split_view, CTAD doesn't work when given an input_range input and a tiny-range pattern |
Yes |
3 |
|
| 3599 |
New |
25.7.16.2 [range.lazy.split.view] |
The const overload of lazy_split_view::begin should be constrained by const Pattern |
Yes |
3 |
|
| 3686 |
New |
25.7.16.3 [range.lazy.split.outer] |
In lazy_split_view, comparing a default-constructed outer-iterator or
inner-iterator with std::default_sentinel results in null pointer dereference |
Yes |
3 |
|
| 4017 |
New |
25.7.17.3 [range.split.iterator] |
Behavior of std::views::split on an empty range |
Yes |
3 |
|
| 4166 |
New |
25.7.18.2 [range.concat.view] |
concat_view::end() should be more constrained in order to support noncopyable iterators |
Yes |
|
|
| 4073 |
New |
25.7.18.2 [range.concat.view] |
concat_view::size may overflow |
No |
4 |
|
| 4091 |
New |
25.7.18.2 [range.concat.view] |
concat_view rejects non-movable references |
Yes |
4 |
|
| 4081 |
New |
25.7.18.3 [range.concat.iterator] |
concat_view::iterator::operator- is overconstrained |
Yes |
3 |
|
| 4089 |
New |
25.7.18.3 [range.concat.iterator] |
concat_view::iterator's iter_swap is overconstrained |
Yes |
3 |
|
| 3830 |
New |
25.7.21.2 [range.reverse.view] |
reverse_view should not cache when ranges::next has constant time complexity |
Yes |
3 |
|
| 3797 |
New |
25.7.23.2 [range.elements.view] |
elements_view insufficiently constrained |
Yes |
2 |
|
| 4114 |
New |
25.7.23.3 [range.elements.iterator] |
elements_view::iterator::operator* missing conditional noexcept specification |
Yes |
3 |
|
| 3832 |
New |
25.7.23.3 [range.elements.iterator] |
Missing change for element_view::iterator in LWG 3798 |
Yes |
3 |
|
| 4116 |
New |
25.7.24.3 [range.enumerate.iterator] |
enumerate_view::iterator and cartesian_product_view::iterator should not
always provide iterator_category |
Yes |
|
|
| 3864 |
New |
25.7.25 [range.zip] |
zip over range of reference to an abstract type |
No |
4 |
|
| 3731 |
New |
25.7.25.2 [range.zip.view] |
zip_view and adjacent_view are underconstrained |
Yes |
3 |
|
| 4057 |
New |
25.8.6 [coro.generator.iterator] |
generator::iterator's operator* is not noexcept when it can be |
Yes |
3 |
|
| 4117 |
New |
25.8.6 [coro.generator.iterator] |
generator::iterator should provide iterator_concept |
Yes |
4 |
|
| 2963 |
New |
26 [algorithms] |
Algorithms with underspecified iterator requirements |
No |
3 |
|
| 3793 |
New |
26.6.5 [alg.foreach] |
Requirements for some algorithms' Size template parameters are unclear |
No |
3 |
|
| 4093 |
New |
26.6.18 [alg.fold] |
ranges::fold_left_first_with_iter incorrectly constructs optional<U> |
Yes |
3 |
|
| 4094 |
New |
26.6.18 [alg.fold] |
ranges::fold_meow is overconstrained |
Yes |
3 |
|
| 3969 |
New |
26.6.18 [alg.fold] |
std::ranges::fold_left_first_with_iter should be more ADL-proof |
Yes |
3 |
|
| 3089 |
New |
26.7.1 [alg.copy] |
copy_n should require non-overlapping ranges |
Yes |
3 |
|
| 4103 |
New |
26.7.9 [alg.unique] |
ranges::unique_copy's constraints for the case where result is an
input_iterator are not quite right |
Yes |
3 |
|
| 2267 |
New |
26.8.2.4 [partial.sort.copy] |
partial_sort_copy underspecified for ranges of two different types |
No |
3 |
|
| 4162 |
New |
26.8.3 [alg.nth.element] |
Worst time complexity of non-parallel versions of nth_element is underspecified |
Yes |
3 |
|
| 4111 |
New |
26.8.4 [alg.binary.search] |
LWG 270 and ranges version of binary search algorithms |
No |
3 |
|
| 4167 |
New |
26.8.9 [alg.min.max] |
Use of "smaller" and "larger" in min,
max, and minmax is unclear |
Yes |
|
|
| 4034 |
New |
26.8.9 [alg.min.max] |
Clarify specification of std::min and std::max |
Yes |
4 |
|
| 3487 |
New |
26.10 [numeric.ops] |
Missing precondition on input and output aliasing of [numeric.ops] |
No |
3 |
|
| 3060 |
New |
26.10.8 [exclusive.scan] |
XXX_scan algorithms are specified to work with move-only T, but are
specified to make N copies of T into the destination range |
No |
2 |
|
| 3463 |
New |
26.10.11 [transform.inclusive.scan] |
Incorrect requirements for transform_inclusive_scan without initial value |
Yes |
3 |
|
| 3628 |
New |
26.11 [specialized.algorithms] |
"Effects: Equivalent to:" and uninitialized memory algorithms |
No |
3 |
|
| 3063 |
New |
26.11 [specialized.algorithms] |
Parallel algorithms in <memory> are underspecified |
No |
3 |
|
| 3064 |
New |
26.11 [specialized.algorithms] |
How do uninitialized memory algorithms obtain pointer without undefined behavior? |
No |
3 |
|
| 3647 |
New |
26.11.2 [special.mem.concepts] |
nothrow-input-iterator constraints should not mention copying |
Yes |
3 |
|
| 3888 |
New |
26.11.8 [specialized.construct] |
Most ranges uninitialized memory algorithms are underconstrained |
Yes |
3 |
|
| 3889 |
New |
26.11.9 [specialized.destroy] |
std::(ranges::)destroy_at should destroy array elements in the decreasing index order |
Yes |
3 |
|
| 4077 |
New |
26.12.2 [alg.rand.generate] |
Unclear preconditions of std::ranges::generate_random |
No |
2 |
|
| 2513 |
New |
27.1 [strings.general] |
Missing requirements for basic_string::value_type |
No |
4 |
|
| 4152 |
New |
27.2.2 [char.traits.require] |
The primary template of std::char_traits is totally underspecified |
Yes |
|
|
| 3694 |
New |
27.2.2 [char.traits.require] |
Should traits_type::length be customizable? |
No |
4 |
|
| 3942 |
New |
27.2.4 [char.traits.specializations] |
Inconsistent use of const char_type& in standard specializations of std::char_traits |
Yes |
3 |
|
| 4063 |
New |
27.2.4.2 [char.traits.specializations.char] |
Freestanding std::char_traits<char>::eof depends on non-freestanding EOF |
No |
2 |
|
| 2959 |
New |
27.2.4.4 [char.traits.specializations.char16.t] |
char_traits<char16_t>::eof is a valid UTF-16 code unit |
No |
3 |
|
| 3989 |
New |
27.3 [string.view] |
The whole range for an iterator obtained from a std::span or std::basic_string_view is not clear |
No |
3 |
|
| 3457 |
New |
27.3.3 [string.view.template] |
*this is not invalidated |
Yes |
3 |
|
| 4102 |
New |
27.3.3.2 [string.view.cons] |
string_view(Iter, Iter) constructor breaks existing code |
No |
2 |
|
| 3339 |
New |
27.4.3 [basic.string] |
Move-constructed empty-container capacity |
No |
3 |
|
| 3451 |
New |
27.4.3 [basic.string] |
Inconsistently explicit deduction guides |
Yes |
3 |
|
| 4029 |
New |
27.4.3.1 [basic.string.general] |
basic_string accidentally fails to meet the reversible container requirements |
Yes |
3 |
|
| 3663 |
New |
27.4.3.3 [string.cons] |
basic_string(const T&, const Alloc&) turns moves into copies |
Yes |
3 |
|
| 3662 |
New |
27.4.3.7.2 [string.append] |
basic_string::append/assign(NTBS, pos, n) suboptimal |
Yes |
3 |
|
| 3837 |
New |
27.4.4.5 [string.erasure] |
std::erase_if overloads for non-associative containers should move (and
not copy) their predicate object |
Yes |
3 |
|
| 2237 |
New |
27.5 [c.strings] |
<cuchar> macros |
No |
4 |
|
| 3456 |
New |
28.2.3 [charconv.from.chars] |
Pattern used by std::from_chars is underspecified |
Yes |
3 |
|
| 3353 |
New |
28.3.3.1 [locale] |
locale's copy assignment operator should return locale& |
Yes |
3 |
|
| 3674 |
New |
28.3.3.1.4 [locale.members] |
Removal of requirement for locale names for construction of locales not explained |
Yes |
2 |
|
| 3337 |
New |
28.3.4.2.5.3 [locale.codecvt.virtuals] |
What is "is initialized" supposed to mean? |
No |
3 |
|
| 4163 |
New |
28.3.4.3.2.3 [facet.num.get.virtuals] |
Can the overload of std::num_get::do_get for bool call the overload for long? |
No |
|
|
| 3689 |
New |
28.3.4.3.2.3 [facet.num.get.virtuals] |
num_get overflow determination unclear and incorrect |
No |
3 |
|
| 3214 |
New |
28.3.4.3.2.3 [facet.num.get.virtuals] |
§[facet.num.get.virtuals] doesn't say what it means for digit grouping to be consistent |
No |
4 |
|
| 2703 |
New |
28.3.4.3.3.3 [facet.num.put.virtuals] |
No provision for fill-padding when boolalpha is set |
No |
3 |
|
| 2702 |
New |
28.3.4.3.3.3 [facet.num.put.virtuals] |
num_put::do_put(..., bool) performs ill-formed do_put call |
No |
3 |
|
| 3275 |
New |
28.3.4.6.2.3 [locale.time.get.virtuals] |
Why does time_get::do_get require a valid pointer when none of the others do? |
Yes |
3 |
|
| 2983 |
New |
28.3.4.7.3.3 [locale.money.put.virtuals] |
money_put::do_put underspecified |
Yes |
3 |
|
| 2691 |
New |
28.3.4.7.4 [locale.moneypunct] |
money_base::space and do_put: U+0020 versus fill |
Yes |
3 |
|
| 3651 |
New |
28.5 [format] |
Unspecified lifetime guarantees for the format string |
No |
3 |
|
| 3997 |
New |
28.5.1 [format.syn] |
std::formatter specializations should be consistently restricted to supported character types |
No |
4 |
|
| 3641 |
New |
28.5.1 [format.syn] |
Add operator== to format_to_n_result |
Yes |
3 |
|
| 3939 |
New |
28.5.2.2 [format.string.std] |
§[format.string.std] char is not formatted as a character when charT is wchar_t |
No |
3 |
|
| 3644 |
New |
28.5.2.2 [format.string.std] |
std::format does not define "integer presentation type" |
Yes |
2 |
|
| 3586 |
New |
28.5.2.2 [format.string.std] |
Formatting character alignment inconsistencies |
Yes |
2 |
|
| 4078 |
New |
28.5.5 [format.functions] |
What if arguments alias the output buffer in std::format_to? |
No |
|
|
| 3993 |
New |
28.5.6.1 [formatter.requirements] |
The parse function of a BasicFormatter type needs to be constexpr |
Yes |
3 |
|
| 3943 |
New |
28.5.6.3 [format.formattable] |
Clarify lifetime requirements of BasicFormatter and Formatter |
Yes |
3 |
|
| 4146 |
New |
28.5.6.4 [format.formatter.spec] |
§[format.formatter.spec]/3 unconditionally enables nonlocking for container adaptors |
Yes |
|
|
| 3706 |
New |
28.5.6.4 [format.formatter.spec] |
How does std::format work with character arrays of unknown bound? |
No |
3 |
|
| 4107 |
New |
28.5.7.4 [format.range.fmtmap] |
Map formatter may conflict with user-defined specializations of pair/tuple formatters |
Yes |
|
|
| 2490 |
New |
28.6 [re] |
<regex> needs lots of noexcept |
No |
3 |
|
| 3835 |
New |
28.6.1 [re.general] |
Requirements for CharT in the regex library |
No |
4 |
|
| 3606 |
New |
28.6.2 [re.req] |
Missing regex_traits::locale_type requirements |
No |
3 |
|
| 2431 |
New |
28.6.2 [re.req] |
Missing regular expression traits requirements |
No |
3 |
|
| 3998 |
New |
28.6.4 [re.const] |
Constants in std::regex_constants should be allowed to be enumerators |
No |
3 |
|
| 3605 |
New |
28.6.4.3 [re.matchflag] |
regex_constants::match_prev_avail is underspecified |
No |
3 |
|
| 3261 |
New |
28.6.7 [re.regex] |
regex components' noexcept annotations appear broken for POCMA or throwing
BidirectionalIterator |
No |
3 |
|
| 3341 |
New |
28.6.7.2 [re.regex.construct] |
basic_regex range constructor: Missing requirements for iterator types |
No |
3 |
|
| 3630 |
New |
28.6.7.2 [re.regex.construct] |
Inconsistent basic_regex construction and assignment from iterator range |
No |
4 |
|
| 3603 |
New |
28.6.7.2 [re.regex.construct] |
Matching of null characters by regular expressions is underspecified |
No |
3 |
|
| 3604 |
New |
28.6.7.2 [re.regex.construct] |
What is the effect of an invalid value of type syntax_option_type? |
No |
3 |
|
| 3126 |
New |
28.6.8 [re.submatch] |
There's no std::sub_match::compare(string_view) overload |
Yes |
3 |
|
| 2216 |
New |
28.6.10.4 [re.alg.replace] |
regex_replace(basic_string) allocator handling |
No |
3 |
|
| 2546 |
New |
28.6.12 [re.grammar] |
Implementability of locale-sensitive UnicodeEscapeSequence matching |
No |
4 |
|
| 2986 |
New |
28.6.12 [re.grammar] |
Handling of multi-character collating elements by the regex FSM is underspecified |
No |
4 |
|
| 2987 |
New |
28.6.12 [re.grammar] |
Relationship between traits_inst.lookup_collatename and the regex FSM is underspecified with
regards to ClassAtomCollatingElement |
No |
3 |
|
| 4161 |
New |
29.4 [complex.numbers] |
Some free functions don't automatically work for program-defined std::complex<NonFloatingPoint> |
No |
|
|
| 3933 |
New |
29.4.3 [complex] |
P1467R9 accidentally changed the signatures of certain constructors of std::complex |
Yes |
4 |
|
| 3934 |
New |
29.4.3 [complex] |
std::complex<T>::operator=(const T&) has no specification |
Yes |
3 |
|
| 2714 |
New |
29.4.6 [complex.ops] |
complex stream extraction underspecified |
Yes |
3 |
|
| 2846 |
New |
29.4.10 [cmplx.over] |
Undefined phrase "effectively cast" |
Yes |
3 |
|
| 4109 |
New |
29.5.3.1 [rand.req.genl] |
Instantiating templates in §[rand] with int8_t/uint8_t is undefined behavior |
Yes |
|
|
| 3402 |
New |
29.5.9.3.4 [rand.dist.bern.negbin] |
Wording for negative_binomial_distribution is unclear as a consequence of LWG 2406 resolution |
No |
3 |
|
| 4052 |
New |
29.5.9.6.2 [rand.dist.samp.pconst] |
Bogus requirements for piecewise_linear_distribution |
No |
4 |
|
| 3964 |
New |
29.6.3.3 [valarray.transcend] |
std::atan2 and std::pow overloads that take two std::valarray parameters
should require the arguments to have the same length |
Yes |
4 |
|
| 2423 |
New |
29.6.5 [template.slice.array] |
Missing specification slice_array, gslice_array, mask_array, indirect_array copy constructor |
Yes |
4 |
|
| 3693 |
New |
29.7 [c.math] |
§[c.math] Can any of float/double/long double overloads be fused into template overloads? |
No |
2 |
|
| 2847 |
New |
29.7.1 [cmath.syn] |
sin(float) should call sinf(float) |
No |
3 |
|
| 2923 |
New |
29.7.1 [cmath.syn] |
noexcept is inconsistently applied across headers which import components of the C standard library |
No |
4 |
|
| 3093 |
New |
29.7.2 [c.math.abs] |
LWG 2294/2192 missed a std::abs overload |
No |
3 |
|
| 3172 |
New |
29.7.3 [c.math.hypot3] |
3-arg std::hypot is underspecified compared to the 2-arg overload |
Yes |
3 |
|
| 3066 |
New |
29.7.6 [sf.cmath] |
"report a domain error" in [sf.cmath]/1 is underspecified |
No |
3 |
|
| 4136 |
New |
29.9.3 [linalg.general] |
Specify behavior of [linalg] Hermitian algorithms on diagonal with nonzero imaginary part |
Yes |
|
|
| 4137 |
New |
29.9.14 [linalg.algs.blas2] |
Fix Mandates, Preconditions, and Complexity elements of [linalg] algorithms |
Yes |
|
|
| 2592 |
New |
30.2 [time.syn] |
Require that chrono::duration_casts from smaller durations to larger durations do not overflow |
Yes |
4 |
|
| 3090 |
New |
30.5.2 [time.duration.cons] |
What is §[time.duration.cons]p4's "no overflow is induced in the conversion" intended to mean? |
Yes |
3 |
|
| 3503 |
New |
30.5.8 [time.duration.cast] |
chrono::ceil has surprising requirement |
Yes |
3 |
|
| 3678 |
New |
30.11.5.1 [time.zone.overview] |
Constructors of std::chrono::time_zone might be overly unspecified |
No |
4 |
|
| 4067 |
New |
30.11.7.2 [time.zone.zonedtime.ctor] |
Inconsistency and potential infinity meta-recursion in std::chrono::zoned_time's constructors |
Yes |
3 |
|
| 4139 |
New |
30.11.8 [time.zone.leap] |
§[time.zone.leap] recursive constraint in <=> |
No |
3 |
|
| 4118 |
New |
30.12 [time.format] |
How should duration formatters format custom rep types? |
Yes |
3 |
|
| 4022 |
New |
30.12 [time.format] |
Ambiguity in the formatting of negative years with format specifier %C |
Yes |
|
|
| 3856 |
New |
30.12 [time.format] |
Unclear which conversion specifiers are valid for each chrono type |
Yes |
3 |
|
| 3921 |
New |
30.12 [time.format] |
Is std::chrono::duration<std::int64_t, std::ratio<INT64_MAX - 1, INT64_MAX>>{40}
required to be correctly formatted? |
No |
3 |
|
| 3831 |
New |
30.12 [time.format] |
Two-digit formatting of negative year is ambiguous |
Yes |
3 |
|
| 3962 |
New |
30.13 [time.parse] |
What is the "decimal precision of the input"? |
Yes |
3 |
|
| 3960 |
New |
30.13 [time.parse] |
How does chrono::parse handle duplicated data? |
Yes |
3 |
|
| 3961 |
New |
30.13 [time.parse] |
Does chrono::parse check format strings? |
Yes |
3 |
|
| 3956 |
New |
30.13 [time.parse] |
chrono::parse uses from_stream as a customization point |
No |
3 |
|
| 3696 |
New |
31.2.2 [stream.types] |
"Basic integral types" should not be used |
No |
3 |
|
| 3910 |
New |
31.4.2 [iostream.objects.overview] |
The effects of including <iostream> on initialization are not yet precisely specified |
Yes |
4 |
|
| 3675 |
New |
31.5.2.6 [ios.base.storage] |
std::ios_base::iword/pword might be misspecified |
Yes |
4 |
|
| 2675 |
New |
31.5.2.7 [ios.base.callback] |
register_callback can fail |
No |
3 |
|
| 2504 |
New |
31.6.3 [streambuf] |
basic_streambuf is not an abstract class |
No |
3 |
|
| 3658 |
New |
31.6.3.3.5 [streambuf.pub.put] |
basic_streambuf::sputn is both overspecified and underspecified |
Yes |
3 |
|
| 2342 |
New |
31.7.6.2 [ostream] |
User conversion to wchar_t const* or to wchar_t not invoked for operator<< |
Yes |
4 |
|
| 2497 |
New |
31.7.6.2.4 [ostream.sentry] |
Use of uncaught_exception() |
Yes |
3 |
|
| 4101 |
New |
31.7.6.3.2 [ostream.inserters.arithmetic] |
LWG 117 loses the sign for negative NaN on some architectures |
Yes |
3 |
|
| 4039 |
New |
31.7.6.3.5 [ostream.formatted.print] |
§[ostream.formatted.print]: Inappropriate usage of badbit in definition of
vprint_unicode/vprint_nonunicode |
Yes |
|
|
| 3501 |
New |
31.7.6.5 [ostream.manip] |
basic_syncbuf-related manipulators refer to some Allocator without defining it |
Yes |
3 |
|
| 3937 |
New |
31.7.7 [std.manip] |
I/O manipulators should be specified in terms of base classes |
No |
3 |
|
| 2984 |
New |
31.7.8 [ext.manip] |
put_money(99) is unnecessarily undefined |
Yes |
3 |
|
| 3309 |
New |
31.8 [string.streams] |
Is <ios> implicitly #included by <sstream>, <fstream> etc.? |
No |
3 |
|
| 3992 |
New |
31.8.2.4 [stringbuf.members] |
basic_stringbuf::str()&& should enforce 𝒪(1) |
Yes |
|
|
| 3097 |
New |
31.8.2.5 [stringbuf.virtuals] |
basic_stringbuf seekoff effects trigger undefined behavior and have contradictory returns |
No |
3 |
|
| 3496 |
New |
31.11.2.4 [syncstream.syncbuf.members] |
What does "uniquely associated" mean for basic_syncbuf::emit()? |
No |
3 |
|
| 3497 |
New |
31.11.2.4 [syncstream.syncbuf.members] |
Postconditions for basic_syncbuf::emit() |
No |
3 |
|
| 3098 |
New |
31.12.6.5.9 [fs.path.decompose] |
Misleading example for filesystem::path::filename() |
Yes |
3 |
|
| 3699 |
New |
31.12.6.5.11 [fs.path.gen] |
lexically_relative on UNC drive paths (\\?\C:\...) results in a default-constructed value |
No |
3 |
|
| 3794 |
New |
31.12.6.6 [fs.path.itr] |
std::filesystem::path::iterator::reference should be allowed to be std::filesystem::path |
Yes |
3 |
|
| 2947 |
New |
31.12.8.1 [fs.enum.path.format] |
Clarify several filesystem terms |
No |
3 |
|
| 3078 |
New |
31.12.10 [fs.class.directory.entry] |
directory_entry, directory_iterator and recursive_directory_iterator perform needless path copies |
No |
3 |
|
| 3668 |
New |
31.12.11.2 [fs.dir.itr.members] |
[recursive_]directory_iterator constructors refer to undefined options |
Yes |
3 |
|
| 3056 |
New |
31.12.13.5 [fs.op.copy.file] |
copy_file() copies which attributes? |
Yes |
3 |
|
| 3744 |
New |
31.12.13.6 [fs.op.copy.symlink] |
copy_symlink(junction, new_symlink)'s behavior is unclear |
No |
3 |
|
| 2819 |
New |
32.2.5 [thread.req.lockable] |
Unspecified Return type: elements |
Yes |
3 |
|
| 3499 |
New |
32.2.5.4 [thread.req.lockable.timed] |
Timed lockable and mutex requirements are imprecise about duration and time_point |
No |
3 |
|
| 3924 |
New |
32.3.1 [thread.stoptoken.intro] |
Stop token data race avoidance requirements unclear |
Yes |
3 |
|
| 3516 |
New |
32.4.3.2 [thread.thread.id] |
thread::id spaceship may be inconsistent with equality |
Yes |
3 |
|
| 3475 |
New |
32.4.3.3 [thread.thread.constr] |
std::thread's constructor needs to be able to report general memory allocation failures |
Yes |
3 |
|
| 3633 |
New |
32.5 [atomics] |
Atomics are copy constructible and copy assignable from volatile atomics |
Yes |
3 |
|
| 3220 |
New |
32.5.2 [atomics.syn] |
P0558 broke conforming C++14 uses of atomic shared_ptr |
Yes |
3 |
|
| 3999 |
New |
32.5.4 [atomics.order] |
P0439R0 changed the value category of memory order constants |
Yes |
4 |
|
| 3268 |
New |
32.5.4 [atomics.order] |
memory_order::memory_order_foo broken in C++20 |
Yes |
4 |
|
| 3263 |
New |
32.5.6 [atomics.wait] |
Atomic waiting function calls should only be unblocked once |
Yes |
3 |
|
| 3288 |
New |
32.5.6 [atomics.wait] |
atomic<T>::notify_one is unimplementable |
Yes |
2 |
|
| 3409 |
New |
32.5.7.2 [atomics.ref.ops] |
Too lax description of atomic_ref<T>::required_alignment |
Yes |
3 |
|
| 4169 |
New |
32.5.8.2 [atomics.types.operations] |
std::atomic<T>'s default constructor should be constrained |
Yes |
|
|
| 3047 |
New |
32.5.8.3 [atomics.types.int] |
atomic compound assignment operators can cause undefined behavior when corresponding
fetch_meow members don't |
Yes |
3 |
|
| 3906 |
New |
32.5.8.5 [atomics.types.pointer] |
"Undefined address" is undefined |
No |
3 |
|
| 3418 |
New |
32.5.9 [atomics.nonmembers] |
Deprecated free functions in <atomic> |
Yes |
3 |
|
| 3504 |
New |
32.7.4 [thread.condition.condvar] |
condition_variable::wait_for is overspecified |
Yes |
3 |
|
| 3898 |
New |
32.9.3.3 [thread.barrier.class] |
Possibly unintended preconditions for completion functions of std::barrier |
Yes |
3 |
|
| 3582 |
New |
32.10.9 [futures.async] |
Unclear where std::async exceptions are handled |
Yes |
3 |
|
| 4160 |
New |
32.10.10.1 [futures.task.general] |
packaged_task should reject rvalue reference return types |
Yes |
|
|
| 4158 |
New |
32.10.10.2 [futures.task.members] |
packaged_task::operator= should abandon its shared state |
Yes |
3 |
|
| 4143 |
New |
33.7.2 [exec.set.value] |
execution::set_value/set_error/set_stopped/start should always return void |
Yes |
2 |
|
| 4150 |
New |
33.11.1.4 [exec.run.loop.members] |
The preconditions on run_loop::run() are too strict |
Yes |
|
|
| 4133 |
New |
33.12.1 [exec.as.awaitable] |
awaitable-receiver's members are potentially throwing |
No |
1 |
|
| 2479 |
New |
99 [depr.conversions.buffer] |
Unclear how wbuffer_convert uses cvtstate |
No |
4 |
|
| 2480 |
New |
99 [depr.conversions.buffer] |
Error handling of wbuffer_convert unclear |
No |
4 |
|
| 2478 |
New |
99 [depr.conversions.string] |
Unclear how wstring_convert uses cvtstate |
No |
4 |
|
| 2481 |
New |
99 [depr.conversions.string] |
wstring_convert should be more precise regarding "byte-error string" etc. |
No |
4 |
|
| 2507 |
New |
99 [depr.locale.stdcvt] |
codecvt_mode should be a bitmask type |
No |
3 |
|
| 3109 |
New |
99 [depr.strstreambuf] |
strstreambuf is copyable |
No |
4 |
|
| 3095 |
New |
99 [depr.strstreambuf.virtuals] |
strstreambuf refers to nonexistent member of fpos, fpos::offset |
Yes |
4 |
|
| 3812 |
New |
3.2.2.5 [fund.ts.v3::propagate_const.const_observers] |
[fund.ts.v3] Incorrect constraint on propagate_const conversion function |
Yes |
3 |
|
| 3124 |
New |
13.7.5 [networking.ts::async.exec.ctx.globals] |
[networking.ts] Unclear how execution_context is intended to store services |
Yes |
3 |
|
| 3021 |
New |
16.2.2 [networking.ts::buffer.reqmts.constbuffersequence] |
[networking.ts] Relax pointer equivalence requirement for ConstBufferSequence |
Yes |
3 |
|
| 3027 |
New |
16.2.4 [networking.ts::buffer.reqmts.dynamicbuffer] |
[networking.ts] DynamicBuffer prepare exception specification |
Yes |
3 |
|
| 3072 |
New |
16.2.4 [networking.ts::buffer.reqmts.dynamicbuffer] |
[networking.ts] DynamicBuffer object lifetimes underspecified |
Yes |
3 |
|
| 3073 |
New |
17 [networking.ts::buffer.stream] |
[networking.ts] (async_)read and (async_)write
don't support DynamicBuffer lvalues |
Yes |
3 |
|
| 3444 |
New |
19.1.2 [networking.ts::socket.streambuf.members] |
[networking.ts] net::basic_socket_streambuf::connect(Args&&...) effects are wrong |
No |
2 |
|
| Issue |
Status |
Section |
Title |
Proposed Resolution |
Priority |
Duplicates |
| 3818 |
C++23 |
16.3.3 [conventions] |
Exposition-only concepts are not described in library intro |
Yes |
|
|
| 3724 |
C++23 |
16.3.3.2 [expos.only.entity] |
decay-copy should be constrained |
Yes |
3 |
|
| 3753 |
C++23 |
16.3.3.6 [freestanding.item] |
Clarify entity vs. freestanding entity |
Yes |
2 |
|
| 2818 |
C++23 |
16.4.2.2 [contents] |
"::std::" everywhere rule needs tweaking |
Yes |
2 |
|
| 3784 |
C++23 |
16.4.2.4 [std.modules] |
std.compat should not provide ::byte and its friends |
Yes |
|
|
| 3871 |
C++23 |
16.4.2.5 [compliance] |
Adjust note about terminate |
Yes |
|
|
| 3775 |
C++23 |
16.4.4.6.1 [allocator.requirements.general] |
Broken dependencies in the Cpp17Allocator requirements |
Yes |
|
|
| 3177 |
C++23 |
16.4.5.2.1 [namespace.std] |
Limit permission to specialize variable templates to program-defined types |
Yes |
3 |
|
| 3441 |
C++23 |
16.4.5.2.1 [namespace.std] |
Misleading note about calls to customization points |
Yes |
1 |
|
| 2839 |
C++23 |
16.4.6.15 [lib.types.movedfrom] |
Self-move-assignment of library types, again |
Yes |
2 |
|
| 3841 |
C++23 |
17.3.2 [version.syn] |
<version> should not be "all freestanding" |
Yes |
|
|
| 3437 |
C++23 |
17.3.2 [version.syn] |
__cpp_lib_polymorphic_allocator is in the wrong header |
Yes |
0 |
|
| 3621 |
C++23 |
17.3.2 [version.syn] |
Remove feature-test macro __cpp_lib_monadic_optional |
Yes |
|
|
| 3750 |
C++23 |
17.3.2 [version.syn] |
Too many papers bump __cpp_lib_format |
Yes |
|
|
| 3751 |
C++23 |
17.3.2 [version.syn] |
Missing feature macro for flat_set |
Yes |
|
|
| 3792 |
C++23 |
17.3.2 [version.syn] |
__cpp_lib_constexpr_algorithms should also be defined in <utility> |
Yes |
|
|
| 3807 |
C++23 |
17.3.2 [version.syn] |
The feature test macro for ranges::find_last should be renamed |
Yes |
|
|
| 2820 |
C++23 |
17.4.1 [cstdint.syn] |
Clarify <cstdint> macros |
Yes |
3 |
|
| 3828 |
C++23 |
17.4.1 [cstdint.syn] |
Sync intmax_t and uintmax_t with C2x |
Yes |
|
|
| 3495 |
C++23 |
17.6.5 [ptr.launder] |
constexpr launder makes pointers to inactive members of unions usable |
Yes |
3 |
|
| 3465 |
C++23 |
17.11.6 [cmp.alg] |
compare_partial_order_fallback requires F < E |
Yes |
0 |
|
| 3460 |
C++23 |
17.12.5.2.4 [coroutine.handle.noop.resumption] |
Unimplementable noop_coroutine_handle guarantees |
Yes |
2 |
|
| 3756 |
C++23 |
17.13.5 [support.signal] |
Is the std::atomic_flag class signal-safe? |
Yes |
3 |
|
| 3827 |
C++23 |
17.14.4 [stdalign.h.syn] |
Deprecate <stdalign.h> and <stdbool.h> macros |
Yes |
|
|
| 3782 |
C++23 |
17.14.7 [support.c.headers.other] |
Should <math.h> declare ::lerp? |
Yes |
|
|
| 3461 |
C++23 |
18.4.4 [concept.convertible] |
convertible_to's description mishandles cv-qualified void |
Yes |
0 |
|
| 3557 |
C++23 |
18.4.4 [concept.convertible] |
The static_cast expression in convertible_to has the wrong operand |
Yes |
|
|
| 3421 |
C++23 |
18.5.2 [concept.booleantestable] |
Imperfect ADL emulation for boolean-testable |
Yes |
0 |
|
| 3629 |
C++23 |
19.5 [syserr] |
make_error_code and make_error_condition are customization points |
Yes |
2 |
|
| 3869 |
C++23 |
19.5.2 [system.error.syn] |
Deprecate std::errc constants related to UNIX STREAMS |
Yes |
|
|
| 3598 |
C++23 |
19.5.3.5 [syserr.errcat.objects] |
system_category().default_error_condition(0) is underspecified |
Yes |
|
|
| 3515 |
C++23 |
19.6.2 [stacktrace.syn] |
§[stacktrace.basic.nonmem]: operator<< should be less templatized |
Yes |
2 |
|
| 3552 |
C++23 |
20.2.2 [memory.syn] |
Parallel specialized memory algorithms should require forward iterators |
Yes |
|
|
| 3814 |
C++23 |
20.2.2 [memory.syn] |
Add freestanding items requested by NB comments |
Yes |
|
|
| 3545 |
C++23 |
20.2.3 [pointer.traits] |
std::pointer_traits should be SFINAE-friendly |
Yes |
2 |
|
| 3525 |
C++23 |
20.2.8.2 [allocator.uses.construction] |
uses_allocator_construction_args fails to handle types convertible to pair |
Yes |
3 |
|
| 3526 |
C++23 |
20.2.8.2 [allocator.uses.construction] |
Return types of uses_allocator_construction_args unspecified |
Yes |
3 |
|
| 3527 |
C++23 |
20.2.8.2 [allocator.uses.construction] |
uses_allocator_construction_args handles rvalue pairs of rvalue references incorrectly |
Yes |
|
|
| 3677 |
C++23 |
20.2.8.2 [allocator.uses.construction] |
Is a cv-qualified pair specially handled in uses-allocator construction? |
Yes |
2 |
|
| 3821 |
C++23 |
20.2.8.2 [allocator.uses.construction] |
uses_allocator_construction_args should have overload for pair-like |
Yes |
2 |
|
| 3170 |
C++23 |
20.2.10 [default.allocator] |
is_always_equal added to std::allocator makes the standard library treat
derived types as always equal |
Yes |
2 |
|
| 3632 |
C++23 |
20.3.1.3.2 [unique.ptr.single.ctor] |
unique_ptr "Mandates: This constructor is not selected by class template argument deduction" |
Yes |
|
|
| 3455 |
C++23 |
20.3.1.3.4 [unique.ptr.single.asgn] |
Incorrect Postconditions on unique_ptr move assignment |
Yes |
0 |
|
| 2762 |
C++23 |
20.3.1.3.5 [unique.ptr.single.observers] |
unique_ptr operator*() should be noexcept |
Yes |
3 |
|
| 3426 |
C++23 |
20.3.1.6 [unique.ptr.special] |
operator<=>(const unique_ptr<T, D>&, nullptr_t) can't get no satisfaction |
Yes |
0 |
|
| 3548 |
C++23 |
20.3.2.2.2 [util.smartptr.shared.const] |
shared_ptr construction from unique_ptr should move (not copy) the deleter |
Yes |
|
|
| 3427 |
C++23 |
20.3.2.2.8 [util.smartptr.shared.cmp] |
operator<=>(const shared_ptr<T>&, nullptr_t) definition ill-formed |
Yes |
0 |
|
| 3195 |
C++23 |
20.3.2.3.2 [util.smartptr.weak.const] |
What is the stored pointer value of an empty weak_ptr? |
Yes |
2 |
|
| 3734 |
C++23 |
20.3.4.1 [out.ptr.t] |
Inconsistency in inout_ptr and out_ptr for empty case |
Yes |
2 |
|
| 3594 |
C++23 |
20.3.4.3 [inout.ptr.t] |
inout_ptr — inconsistent release() in destructor |
Yes |
1 |
|
| 3471 |
C++23 |
20.4 [mem.res] |
polymorphic_allocator::allocate does not satisfy Cpp17Allocator requirements |
Yes |
3 |
|
| 3036 |
C++23 |
20.4.3 [mem.poly.allocator.class] |
polymorphic_allocator::destroy is extraneous |
Yes |
3 |
|
| 3683 |
C++23 |
20.4.3 [mem.poly.allocator.class] |
operator== for polymorphic_allocator cannot deduce template argument in common cases |
Yes |
|
|
| 3143 |
C++23 |
20.4.6 [mem.res.monotonic.buffer] |
monotonic_buffer_resource growth policy is unclear |
Yes |
2 |
|
| 3120 |
C++23 |
20.4.6.3 [mem.res.monotonic.buffer.mem] |
Unclear behavior of monotonic_buffer_resource::release() |
Yes |
2 |
|
| 3819 |
C++23 |
21.3.5.4 [meta.unary.prop] |
reference_meows_from_temporary should not use is_meowible |
Yes |
|
|
| 3823 |
C++23 |
21.3.5.4 [meta.unary.prop] |
Unnecessary precondition for is_aggregate |
Yes |
|
|
| 3152 |
C++23 |
21.3.8.7 [meta.trans.other] |
common_type and common_reference have flaws in common |
Yes |
3 |
|
| 3757 |
C++23 |
22.2.4 [forward] |
What's the effect of std::forward_like<void>(x)? |
Yes |
|
|
| 3865 |
C++23 |
22.3.3 [pairs.spec] |
Sorting a range of pairs |
Yes |
2 |
|
| 3121 |
C++23 |
22.4.4.2 [tuple.cnstr] |
tuple constructor constraints for UTypes&&... overloads |
Yes |
2 |
|
| 3211 |
C++23 |
22.4.4.2 [tuple.cnstr] |
std::tuple<> should be trivially constructible |
Yes |
3 |
|
| 3528 |
C++23 |
22.4.6 [tuple.apply] |
make_from_tuple can perform (the equivalent of) a C-style cast |
Yes |
3 |
|
| 3709 |
C++23 |
22.5.3.1 [optional.optional.general] |
LWG-3703 was underly ambitious |
Yes |
|
|
| 3566 |
C++23 |
22.5.8 [optional.comp.with.t] |
Constraint recursion for operator<=>(optional<T>, U) |
Yes |
|
|
| 3746 |
C++23 |
22.5.8 [optional.comp.with.t] |
optional's spaceship with U with a type derived from optional
causes infinite constraint meta-recursion |
Yes |
|
|
| 3585 |
C++23 |
22.6.3.4 [variant.assign] |
Variant converting assignment with immovable alternative |
Yes |
|
|
| 3754 |
C++23 |
22.8.6.1 [expected.object.general] |
Class template expected synopsis contains declarations that do not match the detailed description |
Yes |
|
|
| 3836 |
C++23 |
22.8.6.2 [expected.object.cons] |
std::expected<bool, E1> conversion constructor expected(const expected<U, G>&)
should take precedence over expected(U&&) with operator bool |
Yes |
1 |
|
| 3843 |
C++23 |
22.8.6.6 [expected.object.obs] |
std::expected<T,E>::value() & assumes E is copy constructible |
Yes |
|
|
| 3866 |
C++23 |
22.8.6.7 [expected.object.monadic] |
Bad Mandates for expected::transform_error overloads |
Yes |
|
|
| 3877 |
C++23 |
22.8.6.7 [expected.object.monadic] |
Incorrect constraints on const-qualified monadic overloads for std::expected |
Yes |
|
|
| 3703 |
C++23 |
22.8.7.1 [expected.void.general] |
Missing requirements for expected<T, E> requires is_void<T> |
Yes |
2 |
|
| 3687 |
C++23 |
22.8.7.4 [expected.void.assign] |
expected<cv void, E> move constructor should move |
Yes |
|
|
| 3655 |
C++23 |
22.10.4 [func.require] |
The INVOKE operation and union types |
Yes |
3 |
|
| 3764 |
C++23 |
22.10.6.5 [refwrap.invoke] |
reference_wrapper::operator() should propagate noexcept |
Yes |
|
|
| 3146 |
C++23 |
22.10.6.7 [refwrap.helpers] |
Excessive unwrapping in std::ref/cref |
Yes |
3 |
|
| 3530 |
C++23 |
22.10.8.8 [comparisons.three.way] |
BUILTIN-PTR-MEOW should not opt the type out of syntactic checks |
Yes |
|
|
| 3824 |
C++23 |
22.10.15.5 [func.bind.place] |
Number of bind placeholders is underspecified |
Yes |
|
|
| 2774 |
C++23 |
22.10.17.3.2 [func.wrap.func.con] |
std::function construction vs assignment |
Yes |
3 |
|
| 3617 |
C++23 |
22.10.17.3.2 [func.wrap.func.con] |
function/packaged_task deduction guides and deducing this |
Yes |
2 |
|
| 3656 |
C++23 |
22.11.5 [bit.pow.two] |
Inconsistent bit operations returning a count |
Yes |
3 |
|
| 3028 |
C++23 |
23.2.2 [container.requirements.general] |
Container requirements tables should distinguish const and non-const variables |
Yes |
3 |
|
| 3732 |
C++23 |
23.2.4 [sequence.reqmts] |
prepend_range and append_range can't be amortized constant time |
Yes |
|
|
| 3742 |
C++23 |
23.2.4 [sequence.reqmts] |
deque::prepend_range needs to permute |
Yes |
2 |
|
| 2743 |
C++23 |
23.2.5.1 [container.node.overview] |
p0083r3 node_handle private members missing "exposition only" comment |
Yes |
3 |
|
| 3622 |
C++23 |
23.2.8.1 [unord.req.general] |
Misspecified transitivity of equivalence in §[unord.req.general] |
Yes |
2 |
|
| 3817 |
C++23 |
23.3.7.5 [forward.list.modifiers] |
Missing preconditions on forward_list modifiers |
Yes |
|
|
| 3088 |
C++23 |
23.3.7.6 [forward.list.ops] |
forward_list::merge behavior unclear when passed *this |
Yes |
3 |
|
| 2997 |
C++23 |
23.3.9.5 [list.ops] |
LWG 491 and the specification of {forward_,}list::unique |
Yes |
3 |
|
| 3778 |
C++23 |
23.3.12.1 [vector.bool.pspc] |
vector<bool> missing exception specifications |
Yes |
|
|
| 3704 |
C++23 |
23.4.6.1 [set.overview] |
LWG 2059 added overloads that might be ill-formed for sets |
Yes |
|
|
| 3781 |
C++23 |
23.6.1 [container.adaptors.general] |
The exposition-only alias templates cont-key-type and cont-mapped-type should be removed |
Yes |
|
|
| 3506 |
C++23 |
23.6.4 [priority.queue] |
Missing allocator-extended constructors for priority_queue |
Yes |
3 |
|
| 3522 |
C++23 |
23.6.4 [priority.queue] |
Missing requirement on InputIterator template parameter for priority_queue constructors |
Yes |
|
|
| 3529 |
C++23 |
23.6.4 [priority.queue] |
priority_queue(first, last) should construct c with (first, last) |
Yes |
|
|
| 3723 |
C++23 |
23.6.4.4 [priqueue.members] |
priority_queue::push_range needs to append_range |
Yes |
2 |
|
| 3803 |
C++23 |
23.6.8 [flat.map] |
flat_foo constructors taking KeyContainer lack KeyCompare parameter |
Yes |
1 |
|
| 3816 |
C++23 |
23.6.8.1 [flat.map.overview] |
flat_map and flat_multimap should impose sequence container requirements |
Yes |
|
|
| 3786 |
C++23 |
23.6.8.2 [flat.map.defn] |
Flat maps' deduction guide needs to default Allocator to be useful |
Yes |
2 |
|
| 3774 |
C++23 |
23.6.10 [flat.set.syn] |
<flat_set> should include <compare> |
Yes |
|
|
| 3879 |
C++23 |
23.6.11.6 [flat.set.erasure] |
erase_if for flat_{,multi}set is incorrectly specified |
Yes |
|
|
| 3881 |
C++23 |
23.6.13 [container.adaptors.format] |
Incorrect formatting of container adapters backed by std::string |
Yes |
|
|
| 3876 |
C++23 |
23.7.3.4 [mdspan.layout] |
Default constructor of std::layout_XX::mapping misses precondition |
Yes |
|
|
| 3736 |
C++23 |
24.2 [iterator.synopsis] |
move_iterator missing disable_sized_sentinel_for specialization |
Yes |
|
|
| 3765 |
C++23 |
24.2 [iterator.synopsis] |
const_sentinel should be constrained |
Yes |
|
|
| 3862 |
C++23 |
24.2 [iterator.synopsis] |
basic_const_iterator's common_type specialization is underconstrained |
Yes |
|
|
| 3446 |
C++23 |
24.3.2.2 [readable.traits] |
indirectly_readable_traits ambiguity for types with both value_type and element_type |
Yes |
2 |
|
| 3541 |
C++23 |
24.3.2.2 [readable.traits] |
indirectly_readable_traits should be SFINAE-friendly for all types |
Yes |
|
|
| 3420 |
C++23 |
24.3.2.3 [iterator.traits] |
cpp17-iterator should check that the type looks like an iterator first |
Yes |
0 |
|
| 3798 |
C++23 |
24.3.2.3 [iterator.traits] |
Rvalue reference and iterator_category |
Yes |
|
|
| 3467 |
C++23 |
24.3.4.4 [iterator.concept.winc] |
bool can't be an integer-like type |
Yes |
0 |
|
| 3607 |
C++23 |
24.3.4.14 [iterator.concept.contiguous] |
contiguous_iterator should not be allowed to have custom iter_move and iter_swap behavior |
Yes |
|
|
| 3236 |
C++23 |
24.3.5.7 [random.access.iterators] |
Random access iterator requirements lack limiting relational operators domain to comparing
those from the same range |
Yes |
3 |
|
| 3306 |
C++23 |
24.4.4.2 [range.iter.op.advance] |
ranges::advance violates its preconditions |
Yes |
2 |
|
| 3453 |
C++23 |
24.4.4.2 [range.iter.op.advance] |
Generic code cannot call ranges::advance(i, s) |
Yes |
2 |
|
| 3392 |
C++23 |
24.4.4.3 [range.iter.op.distance] |
ranges::distance() cannot be used on a move-only iterator with a sized sentinel |
Yes |
3 |
|
| 3664 |
C++23 |
24.4.4.3 [range.iter.op.distance] |
LWG 3392 broke std::ranges::distance(a, a+3) |
Yes |
2 |
|
| 3769 |
C++23 |
24.5.3 [const.iterators] |
basic_const_iterator::operator== causes infinite constraint recursion |
Yes |
1 |
|
| 3853 |
C++23 |
24.5.3 [const.iterators] |
basic_const_iterator<volatile int*>::operator-> is ill-formed |
Yes |
|
|
| 3872 |
C++23 |
24.5.3 [const.iterators] |
basic_const_iterator should have custom iter_move |
Yes |
3 |
|
| 3391 |
C++23 |
24.5.4 [move.iterators] |
Problems with counted_iterator/move_iterator::base() const & |
Yes |
2 |
|
| 3593 |
C++23 |
24.5.4 [move.iterators] |
Several iterators' base() const & and lazy_split_view::outer-iterator::value_type::end() missing noexcept |
Yes |
|
|
| 3265 |
C++23 |
24.5.4.4 [move.iter.cons] |
move_iterator's conversions are more broken after P1207 |
Yes |
2 |
|
| 3435 |
C++23 |
24.5.4.4 [move.iter.cons] |
three_way_comparable_with<reverse_iterator<int*>, reverse_iterator<const int*>> |
Yes |
2 |
|
| 3293 |
C++23 |
24.5.4.9 [move.iter.nonmember] |
move_iterator operator+() has incorrect constraints |
Yes |
3 |
|
| 3574 |
C++23 |
24.5.5.1 [common.iterator] |
common_iterator should be completely constexpr-able |
Yes |
3 |
|
| 3660 |
C++23 |
24.5.5.2 [common.iter.types] |
iterator_traits<common_iterator>::pointer should conform to §[iterator.traits] |
Yes |
|
|
| 3595 |
C++23 |
24.5.5.4 [common.iter.access] |
Exposition-only classes proxy and postfix-proxy for common_iterator
should be fully constexpr |
Yes |
|
|
| 3672 |
C++23 |
24.5.5.4 [common.iter.access] |
common_iterator::operator->() should return by value |
Yes |
|
|
| 3546 |
C++23 |
24.5.5.5 [common.iter.nav] |
common_iterator's postfix-proxy is not quite right |
Yes |
|
|
| 3601 |
C++23 |
24.5.5.5 [common.iter.nav] |
common_iterator's postfix-proxy needs indirectly_readable |
Yes |
|
|
| 3472 |
C++23 |
24.5.7 [iterators.counted] |
counted_iterator is missing preconditions |
Yes |
|
|
| 3543 |
C++23 |
24.5.7.1 [counted.iterator] |
Definition of when counted_iterators refer to the same sequence isn't quite right |
Yes |
|
|
| 3643 |
C++23 |
24.5.7.5 [counted.iter.nav] |
Missing constexpr in std::counted_iterator |
Yes |
|
|
| 3600 |
C++23 |
24.6.2.2 [istream.iterator.cons] |
Making istream_iterator copy constructor trivial is an ABI break |
Yes |
3 |
|
| 3770 |
C++23 |
25.2 [ranges.syn] |
const_sentinel_t is missing |
Yes |
3 |
|
| 3860 |
C++23 |
25.2 [ranges.syn] |
range_common_reference_t is missing |
Yes |
|
|
| 3403 |
C++23 |
25.3.11 [range.prim.ssize] |
Domain of ranges::ssize(E) doesn't match ranges::size(E) |
Yes |
2 |
|
| 3361 |
C++23 |
25.4.2 [range.range] |
safe_range<SomeRange&> case |
Yes |
3 |
|
| 3559 |
C++23 |
25.4.3 [range.sized] |
Semantic requirements of sized_range is circular |
Yes |
|
|
| 3481 |
C++23 |
25.4.5 [range.refinements] |
viewable_range mishandles lvalue move-only views |
Yes |
2 |
|
| 3549 |
C++23 |
25.5.3 [view.interface] |
view_interface is overspecified to derive from view_base |
Yes |
2 |
|
| 3646 |
C++23 |
25.5.3.1 [view.interface.general] |
std::ranges::view_interface::size returns a signed type |
Yes |
3 |
|
| 3715 |
C++23 |
25.5.3.1 [view.interface.general] |
view_interface::empty is overconstrained |
Yes |
|
|
| 3766 |
C++23 |
25.5.3.1 [view.interface.general] |
view_interface::cbegin is underconstrained |
Yes |
2 |
|
| 3404 |
C++23 |
25.5.4 [range.subrange] |
Finish removing subrange's conversions from pair-like |
Yes |
0 |
|
| 3470 |
C++23 |
25.5.4 [range.subrange] |
convertible-to-non-slicing seems to reject valid case |
Yes |
3 |
|
| 3589 |
C++23 |
25.5.4 [range.subrange] |
The const lvalue reference overload of get for subrange
does not constrain I to be copyable when N == 0 |
Yes |
3 |
|
| 3433 |
C++23 |
25.5.4.3 [range.subrange.access] |
subrange::advance(n) has UB when n < 0 |
Yes |
2 |
|
| 3551 |
C++23 |
25.5.5 [range.dangling] |
borrowed_{iterator,subrange}_t are overspecified |
Yes |
|
|
| 3733 |
C++23 |
25.5.7.2 [range.utility.conv.to] |
ranges::to misuses cpp17-input-iterator |
Yes |
2 |
|
| 3743 |
C++23 |
25.5.7.2 [range.utility.conv.to] |
ranges::to's reserve may be ill-formed |
Yes |
|
|
| 3785 |
C++23 |
25.5.7.2 [range.utility.conv.to] |
ranges::to is over-constrained on the destination type being a range |
Yes |
|
|
| 3847 |
C++23 |
25.5.7.2 [range.utility.conv.to] |
ranges::to can still return views |
Yes |
2 |
|
| 3428 |
C++23 |
25.6.3.2 [range.single.view] |
single_view's in place constructor should be explicit |
Yes |
0 |
|
| 3523 |
C++23 |
25.6.4.2 [range.iota.view] |
iota_view::sentinel is not always iota_view's sentinel |
Yes |
|
|
| 3597 |
C++23 |
25.6.4.2 [range.iota.view] |
Unsigned integer types don't model advanceable |
Yes |
3 |
|
| 3610 |
C++23 |
25.6.4.2 [range.iota.view] |
iota_view::size sometimes rejects integer-class types |
Yes |
|
|
| 3580 |
C++23 |
25.6.4.3 [range.iota.iterator] |
iota_view's iterator's binary operator+ should be improved |
Yes |
|
|
| 3670 |
C++23 |
25.6.4.3 [range.iota.iterator] |
Cpp17InputIterators don't have integer-class difference types |
Yes |
|
|
| 3875 |
C++23 |
25.6.5 [range.repeat] |
std::ranges::repeat_view<T, IntegerClass>::iterator may be ill-formed |
Yes |
|
|
| 3772 |
C++23 |
25.6.5.2 [range.repeat.view] |
repeat_view's piecewise constructor is missing Postconditions |
Yes |
2 |
|
| 3796 |
C++23 |
25.6.5.2 [range.repeat.view] |
movable-box as member should use default-initialization instead of copy-initialization |
Yes |
|
|
| 3568 |
C++23 |
25.6.6.2 [range.istream.view] |
basic_istream_view needs to initialize value_ |
Yes |
|
|
| 3477 |
C++23 |
25.7.3 [range.move.wrap] |
Simplify constraints for semiregular-box |
Yes |
0 |
|
| 3572 |
C++23 |
25.7.3 [range.move.wrap] |
copyable-box should be fully constexpr |
Yes |
|
|
| 3533 |
C++23 |
25.7.8.3 [range.filter.iterator] |
Make base() const & consistent across iterator wrappers that supports input_iterators |
Yes |
|
|
| 3483 |
C++23 |
25.7.9.3 [range.transform.iterator] |
transform_view::iterator's difference is overconstrained |
Yes |
0 |
|
| 3520 |
C++23 |
25.7.9.3 [range.transform.iterator] |
iter_move and iter_swap are inconsistent for transform_view::iterator |
Yes |
2 |
|
| 3555 |
C++23 |
25.7.9.3 [range.transform.iterator] |
{transform,elements}_view::iterator::iterator_concept
should consider const-qualification of the underlying range |
Yes |
|
|
| 3564 |
C++23 |
25.7.9.3 [range.transform.iterator] |
transform_view::iterator<true>::value_type and iterator_category should
use const F& |
Yes |
2 |
|
| 3618 |
C++23 |
25.7.9.3 [range.transform.iterator] |
Unnecessary iter_move for transform_view::iterator |
Yes |
|
|
| 3448 |
C++23 |
25.7.9.4 [range.transform.sentinel] |
transform_view's sentinel<false> not comparable with iterator<true> |
Yes |
1 |
|
| 3407 |
C++23 |
25.7.10.1 [range.take.overview] |
Some problems with the wording changes of P1739R4 |
Yes |
2 |
|
| 3447 |
C++23 |
25.7.10.2 [range.take.view] |
Deduction guides for take_view and drop_view have different constraints |
Yes |
0 |
|
| 3738 |
C++23 |
25.7.10.2 [range.take.view] |
Missing preconditions for take_view constructor |
Yes |
|
|
| 3449 |
C++23 |
25.7.10.3 [range.take.sentinel] |
take_view and take_while_view's sentinel<false> not comparable with their const iterator |
Yes |
1 |
|
| 3737 |
C++23 |
25.7.10.3 [range.take.sentinel] |
take_view::sentinel should provide operator- |
Yes |
3 |
|
| 3450 |
C++23 |
25.7.11.2 [range.take.while.view] |
The const overloads of take_while_view::begin/end are underconstrained |
Yes |
0 |
|
| 3708 |
C++23 |
25.7.11.3 [range.take.while.sentinel] |
take_while_view::sentinel's conversion constructor should move |
Yes |
|
|
| 3482 |
C++23 |
25.7.12.2 [range.drop.view] |
drop_view's const begin should additionally require sized_range |
Yes |
0 |
|
| 3490 |
C++23 |
25.7.13.2 [range.drop.while.view] |
ranges::drop_while_view::begin() is missing a precondition |
Yes |
0 |
|
| 3474 |
C++23 |
25.7.14 [range.join] |
Nesting join_views is broken because of CTAD |
Yes |
|
|
| 3500 |
C++23 |
25.7.14.3 [range.join.iterator] |
join_view::iterator::operator->() is bogus |
Yes |
0 |
|
| 3517 |
C++23 |
25.7.14.3 [range.join.iterator] |
join_view::iterator's iter_swap is underconstrained |
Yes |
|
|
| 3535 |
C++23 |
25.7.14.3 [range.join.iterator] |
join_view::iterator::iterator_category and ::iterator_concept lie |
Yes |
2 |
|
| 3569 |
C++23 |
25.7.14.3 [range.join.iterator] |
join_view fails to support ranges of ranges with non-default_initializable iterators |
Yes |
3 |
|
| 3592 |
C++23 |
25.7.16.2 [range.lazy.split.view] |
lazy_split_view needs to check the simpleness of Pattern |
Yes |
|
|
| 3505 |
C++23 |
25.7.16.3 [range.lazy.split.outer] |
split_view::outer-iterator::operator++ misspecified |
Yes |
2 |
|
| 3553 |
C++23 |
25.7.16.4 [range.lazy.split.outer.value] |
Useless constraint in split_view::outer-iterator::value_type::begin() |
Yes |
|
|
| 3532 |
C++23 |
25.7.16.5 [range.lazy.split.inner] |
split_view<V, P>::inner-iterator<true>::operator++(int) should depend on Base |
Yes |
|
|
| 3591 |
C++23 |
25.7.16.5 [range.lazy.split.inner] |
lazy_split_view<input_view>::inner-iterator::base() && invalidates outer iterators |
Yes |
|
|
| 3590 |
C++23 |
25.7.17.2 [range.split.view] |
split_view::base() const & is overconstrained |
Yes |
|
|
| 3405 |
C++23 |
25.7.20.2 [range.common.view] |
common_view's converting constructor is bad, too |
Yes |
0 |
|
| 3717 |
C++23 |
25.7.20.2 [range.common.view] |
common_view::end should improve random_access_range case |
Yes |
3 |
|
| 3494 |
C++23 |
25.7.21 [range.reverse] |
Allow ranges to be conditionally borrowed |
Yes |
|
|
| 3811 |
C++23 |
25.7.22.1 [range.as.const.overview] |
views::as_const on ref_view<T> should return ref_view<const T> |
Yes |
|
|
| 3850 |
C++23 |
25.7.22.1 [range.as.const.overview] |
views::as_const on empty_view<T> should return empty_view<const T> |
Yes |
|
|
| 3563 |
C++23 |
25.7.23.1 [range.elements.overview] |
keys_view example is broken |
Yes |
3 |
|
| 3406 |
C++23 |
25.7.23.2 [range.elements.view] |
elements_view::begin() and elements_view::end() have incompatible
constraints |
Yes |
1 |
|
| 3492 |
C++23 |
25.7.23.3 [range.elements.iterator] |
Minimal improvements to elements_view::iterator |
Yes |
0 |
|
| 3502 |
C++23 |
25.7.23.3 [range.elements.iterator] |
elements_view should not be allowed to return dangling references |
Yes |
2 |
|
| 3755 |
C++23 |
25.7.25.2 [range.zip.view] |
tuple-for-each can call user-defined operator, |
Yes |
|
|
| 3692 |
C++23 |
25.7.25.3 [range.zip.iterator] |
zip_view::iterator's operator<=> is overconstrained |
Yes |
|
|
| 3773 |
C++23 |
25.7.26.1 [range.zip.transform.overview] |
views::zip_transform still requires F to be copy_constructible when empty pack |
Yes |
|
|
| 3702 |
C++23 |
25.7.26.3 [range.zip.transform.iterator] |
Should zip_transform_view::iterator remove operator<? |
Yes |
|
|
| 3848 |
C++23 |
25.7.27.2 [range.adjacent.view] |
adjacent_view, adjacent_transform_view and slide_view missing base accessor |
Yes |
|
|
| 3710 |
C++23 |
25.7.29.2 [range.chunk.view.input] |
The end of chunk_view for input ranges can be const |
Yes |
|
|
| 3712 |
C++23 |
25.7.29.2 [range.chunk.view.input] |
chunk_view and slide_view should not be default_initializable |
Yes |
|
|
| 3707 |
C++23 |
25.7.29.4 [range.chunk.outer.value] |
chunk_view::outer-iterator::value_type::size should return unsigned type |
Yes |
|
|
| 3851 |
C++23 |
25.7.29.5 [range.chunk.inner.iter] |
chunk_view::inner-iterator missing custom iter_move and iter_swap |
Yes |
|
|
| 3880 |
C++23 |
25.7.29.7 [range.chunk.fwd.iter] |
Clarify operator+= complexity for {chunk,stride}_view::iterator |
Yes |
|
|
| 3711 |
C++23 |
25.7.30.2 [range.slide.view] |
Missing preconditions for slide_view constructor |
Yes |
|
|
| 3760 |
C++23 |
25.7.33 [range.cartesian] |
cartesian_product_view::iterator's parent_ is never valid |
Yes |
|
|
| 3761 |
C++23 |
25.7.33.3 [range.cartesian.iterator] |
cartesian_product_view::iterator::operator- should pass by reference |
Yes |
|
|
| 3801 |
C++23 |
25.7.33.3 [range.cartesian.iterator] |
cartesian_product_view::iterator::distance-from ignores the size of last underlying range |
Yes |
|
|
| 3820 |
C++23 |
25.7.33.3 [range.cartesian.iterator] |
cartesian_product_view::iterator::prev is not quite right |
Yes |
|
|
| 3849 |
C++23 |
25.7.33.3 [range.cartesian.iterator] |
cartesian_product_view::iterator's default constructor is overconstrained |
Yes |
|
|
| 3826 |
C++23 |
25.8.5 [coro.generator.promise] |
Redundant specification [for overload of yield_value] |
Yes |
|
|
| 3762 |
C++23 |
25.8.6 [coro.generator.iterator] |
generator::iterator::operator== should pass by reference |
Yes |
|
|
| 3419 |
C++23 |
26.2 [algorithms.requirements] |
§[algorithms.requirements]/15 doesn't reserve as many rights as it intends to |
Yes |
0 |
|
| 3560 |
C++23 |
26.6.13 [alg.equal] |
ranges::equal and ranges::is_permutation should short-circuit for sized_ranges |
Yes |
|
|
| 3759 |
C++23 |
26.7.11 [alg.rotate] |
ranges::rotate_copy should use std::move |
Yes |
|
|
| 3713 |
C++23 |
26.8.1 [alg.sorting.general] |
Sorted with respect to comparator (only) |
Yes |
|
|
| 3032 |
C++23 |
26.8.8 [alg.heap.operations] |
ValueSwappable requirement missing for push_heap and make_heap |
Yes |
3 |
|
| 3410 |
C++23 |
26.8.12 [alg.three.way] |
lexicographical_compare_three_way is overspecified |
Yes |
3 |
|
| 3870 |
C++23 |
26.11.1 [specialized.algorithms.general] |
Remove voidify |
Yes |
|
|
| 3747 |
C++23 |
26.11.5 [uninitialized.copy] |
ranges::uninitialized_copy_n, ranges::uninitialized_move_n, and
ranges::destroy_n should use std::move |
Yes |
|
|
| 3521 |
C++23 |
26.13 [alg.c.library] |
Overly strict requirements on qsort and bsearch |
Yes |
|
|
| 3085 |
C++23 |
27.2.2 [char.traits.require] |
char_traits::copy precondition too weak |
Yes |
2 |
|
| 3518 |
C++23 |
27.2.2 [char.traits.require] |
Exception requirements on char trait operations unclear |
Yes |
|
|
| 3573 |
C++23 |
27.3.3.2 [string.view.cons] |
Missing Throws element for basic_string_view(It begin, End end) |
Yes |
|
|
| 3581 |
C++23 |
27.3.3.2 [string.view.cons] |
The range constructor makes basic_string_view not trivially move constructible |
Yes |
|
|
| 3857 |
C++23 |
27.3.3.2 [string.view.cons] |
basic_string_view should allow explicit conversion when only traits vary |
Yes |
|
|
| 3432 |
C++23 |
27.3.4 [string.view.comparison] |
Missing requirement for comparison_category |
Yes |
0 |
|
| 3650 |
C++23 |
27.4.3.1 [basic.string.general] |
Are std::basic_string's iterator and const_iterator constexpr iterators? |
Yes |
|
|
| 3645 |
C++23 |
27.4.3.5 [string.capacity] |
resize_and_overwrite is overspecified to call its callback with lvalues |
Yes |
2 |
|
| 3705 |
C++23 |
27.4.6 [basic.string.hash] |
Hashability shouldn't depend on basic_string's allocator |
Yes |
|
|
| 2295 |
C++23 |
28.3.3.1.3 [locale.cons] |
Locale name when the provided Facet is a nullptr |
Yes |
3 |
|
| 2381 |
C++23 |
28.3.4.3.2.3 [facet.num.get.virtuals] |
Inconsistency in parsing floating point numbers |
Yes |
2 |
|
| 3612 |
C++23 |
28.5.2.2 [format.string.std] |
Inconsistent pointer alignment in std::format |
Yes |
|
|
| 3648 |
C++23 |
28.5.2.2 [format.string.std] |
format should not print bool with 'c' |
Yes |
|
|
| 3720 |
C++23 |
28.5.2.2 [format.string.std] |
Restrict the valid types of arg-id for width and precision in std-format-spec |
Yes |
2 |
|
| 3721 |
C++23 |
28.5.2.2 [format.string.std] |
Allow an arg-id with a value of zero for width in std-format-spec |
Yes |
3 |
|
| 3539 |
C++23 |
28.5.5 [format.functions] |
format_to must not copy models of output_iterator<const charT&> |
Yes |
|
|
| 3619 |
C++23 |
28.5.5 [format.functions] |
Specification of vformat_to contains ill-formed formatted_size calls |
Yes |
|
|
| 3462 |
C++23 |
28.5.6.1 [formatter.requirements] |
§[formatter.requirements]: Formatter requirements forbid use of fc.arg() |
Yes |
3 |
|
| 3636 |
C++23 |
28.5.6.1 [formatter.requirements] |
formatter<T>::format should be const-qualified |
Yes |
1 |
|
| 3701 |
C++23 |
28.5.6.4 [format.formatter.spec] |
Make formatter<remove_cvref_t<const charT[N]>, charT> requirement explicit |
Yes |
|
|
| 3833 |
C++23 |
28.5.6.4 [format.formatter.spec] |
Remove specialization template<size_t N> struct formatter<const charT[N], charT> |
Yes |
2 |
|
| 3825 |
C++23 |
28.5.6.6 [format.parse.ctx] |
Missing compile-time argument id check in basic_format_parse_context::next_arg_id |
Yes |
|
|
| 3567 |
C++23 |
28.5.6.7 [format.context] |
Formatting move-only iterators take two |
Yes |
|
|
| 3654 |
C++23 |
28.5.6.7 [format.context] |
basic_format_context::arg(size_t) should be noexcept |
Yes |
|
|
| 3839 |
C++23 |
28.5.7.2 [format.range.formatter] |
range_formatter's set_separator, set_brackets, and underlying functions should be noexcept |
Yes |
|
|
| 3540 |
C++23 |
28.5.8.1 [format.arg] |
§[format.arg] There should be no const in basic_format_arg(const T* p) |
Yes |
|
|
| 3542 |
C++23 |
28.5.8.1 [format.arg] |
basic_format_arg mis-handles basic_string_view with custom traits |
Yes |
|
|
| 3631 |
C++23 |
28.5.8.1 [format.arg] |
basic_format_arg(T&&) should use remove_cvref_t<T> throughout |
Yes |
3 |
|
| 3544 |
C++23 |
28.5.8.2 [format.arg.store] |
format-arg-store::args is unintentionally not exposition-only |
Yes |
3 |
|
| 3473 |
C++23 |
28.5.8.3 [format.args] |
Normative encouragement in non-normative note |
Yes |
0 |
|
| 3810 |
C++23 |
28.5.8.3 [format.args] |
CTAD for std::basic_format_args |
Yes |
3 |
|
| 3204 |
C++23 |
28.6.8 [re.submatch] |
sub_match::swap only swaps the base class |
Yes |
3 |
|
| 2195 |
C++23 |
28.6.9 [re.results] |
Missing constructors for match_results |
Yes |
3 |
|
| 2191 |
C++23 |
28.6.9.2 [re.results.const] |
Incorrect specification of match_results(match_results&&) |
Yes |
4 |
|
| 3519 |
C++23 |
29.5.4 [rand.eng] |
Incomplete synopses for <random> classes |
Yes |
3 |
|
| 3561 |
C++23 |
29.5.5.2 [rand.adapt.disc] |
Issue with internal counter in discard_block_engine |
Yes |
|
|
| 3422 |
C++23 |
29.5.8.1 [rand.util.seedseq] |
Issues of seed_seq's constructors |
Yes |
3 |
|
| 3790 |
C++23 |
29.7.1 [cmath.syn] |
P1467 accidentally changed nexttoward's signature |
Yes |
1 |
|
| 3123 |
C++23 |
30.5 [time.duration] |
duration constructor from representation shouldn't be effectively non-throwing |
Yes |
3 |
|
| 3536 |
C++23 |
30.5.11 [time.duration.io] |
Should chrono::from_stream() assign zero to duration for failure? |
Yes |
|
|
| 3842 |
C++23 |
30.12 [time.format] |
Unclear wording for precision in chrono-format-spec |
Yes |
|
|
| 3554 |
C++23 |
30.13 [time.parse] |
chrono::parse needs const charT* and basic_string_view<charT> overloads |
Yes |
2 |
|
| 3878 |
C++23 |
31.4.2 [iostream.objects.overview] |
import std; should guarantee initialization of standard iostreams objects |
Yes |
|
|
| 3434 |
C++23 |
31.5.2.8 [ios.base.cons] |
ios_base never reclaims memory for iarray and parray |
Yes |
|
|
| 3118 |
C++23 |
31.5.3.3 [fpos.operations] |
fpos equality comparison unspecified |
Yes |
4 |
|
| 3464 |
C++23 |
31.7.5.4 [istream.unformatted] |
istream::gcount() can overflow |
Yes |
0 |
|
| 3571 |
C++23 |
31.7.6.5 [ostream.manip] |
flush_emit should set badbit if the emit call fails |
Yes |
|
|
| 3430 |
C++23 |
31.10.1 [fstream.syn] |
std::fstream & co. should be constructible from string_view |
Yes |
3 |
|
| 3498 |
C++23 |
31.11.2.1 [syncstream.syncbuf.overview] |
Inconsistent noexcept-specifiers for basic_syncbuf |
Yes |
3 |
|
| 3616 |
C++23 |
31.11.2.6 [syncstream.syncbuf.special] |
LWG 3498 seems to miss the non-member swap for basic_syncbuf |
Yes |
|
|
| 3867 |
C++23 |
31.11.3.1 [syncstream.osyncstream.overview] |
Should std::basic_osyncstream's move assignment operator be noexcept? |
Yes |
|
|
| 3570 |
C++23 |
31.11.3.3 [syncstream.osyncstream.members] |
basic_osyncstream::emit should be an unformatted output function |
Yes |
|
|
| 3657 |
C++23 |
31.12.6 [fs.class.path] |
std::hash<std::filesystem::path> is not enabled |
Yes |
|
|
| 3171 |
C++23 |
31.12.10 [fs.class.directory.entry] |
LWG 2989 breaks directory_entry stream insertion |
Yes |
2 |
|
| 3480 |
C++23 |
31.12.11 [fs.class.directory.iterator] |
directory_iterator and recursive_directory_iterator are not C++20 ranges |
Yes |
3 |
|
| 3719 |
C++23 |
31.12.11.1 [fs.class.directory.iterator.general] |
Directory iterators should be usable with default sentinel |
Yes |
|
|
| 3822 |
C++23 |
31.12.13.40 [fs.op.weakly.canonical] |
Avoiding normalization in filesystem::weakly_canonical |
Yes |
|
|
| 3834 |
C++23 |
31.13.2 [cinttypes.syn] |
Missing constexpr for std::intmax_t math functions in <cinttypes> |
Yes |
|
|
| 3476 |
C++23 |
32.4.3.3 [thread.thread.constr] |
thread and jthread constructors require that the parameters be move-constructible
but never move construct the parameters |
Yes |
0 |
|
| 3788 |
C++23 |
32.4.4.2 [thread.jthread.cons] |
jthread::operator=(jthread&&) postconditions are unimplementable under self-assignment |
Yes |
3 |
|
| 3745 |
C++23 |
32.5.2 [atomics.syn] |
std::atomic_wait and its friends lack noexcept |
Yes |
|
|
| 3249 |
C++23 |
32.5.5 [atomics.lockfree] |
There are no 'pointers' in §[atomics.lockfree] |
Yes |
4 |
|
| 3661 |
C++23 |
32.5.8.7.2 [util.smartptr.atomic.shared] |
constinit atomic<shared_ptr<T>> a(nullptr); should work |
Yes |
|
|
| 3659 |
C++23 |
32.5.10 [atomics.flag] |
Consider ATOMIC_FLAG_INIT undeprecation |
Yes |
3 |
|
| 3671 |
C++23 |
32.5.12 [stdatomic.h.syn] |
atomic_fetch_xor missing from stdatomic.h |
Yes |
|
|
| 2731 |
C++23 |
32.6.5.2 [thread.lock.guard] |
Existence of lock_guard<MutexTypes...>::mutex_type typedef unclear |
Yes |
3 |
|
| 3425 |
C++23 |
32.7.5 [thread.condition.condvarany] |
condition_variable_any fails to constrain its Lock parameters |
Yes |
0 |
|
| 3466 |
C++23 |
32.10.6 [futures.promise] |
Specify the requirements for promise/future/shared_future consistently |
Yes |
3 |
|
| 3795 |
C++23 |
32.10.7 [futures.unique.future] |
Self-move-assignment of std::future and std::shared_future have unimplementable postconditions |
Yes |
3 |
|
| 3117 |
C++23 |
32.10.10 [futures.task] |
Missing packaged_task deduction guides |
Yes |
3 |
|
| 2697 |
C++23 |
99 [concurr.ts::futures.unique_future] |
[concurr.ts] Behavior of future/shared_future unwrapping constructor when given an invalid future |
Yes |
2 |
|
| 3136 |
C++23 |
3.2.2.2.1 [fund.ts.v3::propagate_const.class_type_requirements] |
[fund.ts.v3] LFTSv3 awkward wording in propagate_const requirements |
Yes |
3 |
|
| 3413 |
C++23 |
3.2.2.7 [fund.ts.v3::propagate_const.modifiers] |
[fund.ts.v3] propagate_const's swap's noexcept specification needs to
be constrained and use a trait |
Yes |
0 |
|
| 2960 |
C++23 |
3.4 [fund.ts.v3::meta] |
[fund.ts.v3] nonesuch is insufficiently useless |
Yes |
2 |
|
| 3411 |
C++23 |
5.4 [fund.ts.v3::memory.resource.syn] |
[fund.ts.v3] Contradictory namespace rules in the Library Fundamentals TS |
Yes |
3 |
|
| 3771 |
C++23 |
99 [fund.ts.v3::func.wrap.func.overview] |
[fund.ts.v3] remove binders typedefs from function |
Yes |
|
|
| 3414 |
C++23 |
13.7 [networking.ts::async.exec.ctx] |
[networking.ts] service_already_exists has no usable constructors |
Yes |
0 |
|
| 3010 |
C++23 |
13.11.1 [networking.ts::async.uses.executor.trait] |
[networking.ts] uses_executor says "if a type T::executor_type exists" |
Yes |
0 |
|
| 3020 |
C++23 |
16.2 [networking.ts::buffer.reqmts] |
[networking.ts] Remove spurious nested value_type buffer sequence requirement |
Yes |
0 |
|
| 2779 |
C++23 |
16.2.1 [networking.ts::buffer.reqmts.mutablebuffersequence] |
[networking.ts] Relax requirements on buffer sequence iterators |
Yes |
|
|
| 3071 |
C++23 |
17.9 [networking.ts::buffer.read.until] |
[networking.ts] read_until still refers to "input sequence" |
Yes |
0 |
|
| 3002 |
C++23 |
18.9.4 [networking.ts::socket.acceptor.ops] |
[networking.ts] basic_socket_acceptor::is_open() isn't noexcept |
Yes |
0 |
|
| 3443 |
C++23 |
19.2.1 [networking.ts::socket.iostream.cons] |
[networking.ts] net::basic_socket_iostream should use addressof |
Yes |
0 |
|
| Issue |
Status |
Section |
Title |
Proposed Resolution |
Priority |
Duplicates |
| 3119 |
C++20 |
3.41 [defns.prog.def.spec] |
Program-definedness of closure types |
Yes |
2 |
|
| 3285 |
C++20 |
16.3.3.3.5 [customization.point.object] |
The type of a customization point object shall satisfy semiregular |
Yes |
0 |
|
| 3148 |
C++20 |
16.4.2.5 [compliance] |
<concepts> should be freestanding |
Yes |
0 |
|
| 2593 |
C++20 |
16.4.4.6 [allocator.requirements] |
Moved-from state of Allocators |
Yes |
4 |
|
| 3315 |
C++20 |
16.4.4.6 [allocator.requirements] |
Correct Allocator Default Behavior |
Yes |
0 |
|
| 2954 |
C++20 |
16.4.5 [constraints] |
Specialization of the convenience variable templates should be prohibited |
Yes |
|
|
| 2139 |
C++20 |
16.4.5.2.1 [namespace.std] |
What is a user-defined type? |
Yes |
4 |
|
| 3132 |
C++20 |
16.4.5.3.3 [macro.names] |
Library needs to ban macros named expects or ensures |
Yes |
0 |
|
| 3147 |
C++20 |
16.4.5.3.3 [macro.names] |
Definitions of "likely" and "unlikely" are likely to cause problems |
Yes |
0 |
|
| 2950 |
C++20 |
17.2.5 [support.types.byteops] |
std::byte operations are misspecified |
Yes |
1 |
|
| 3137 |
C++20 |
17.3.1 [support.limits.general] |
Header for __cpp_lib_to_chars |
Yes |
0 |
|
| 3122 |
C++20 |
17.3.1 [support.limits.general] |
__cpp_lib_chrono_udls was accidentally dropped |
Yes |
0 |
|
| 3256 |
C++20 |
17.3.1 [support.limits.general] |
Feature testing macro for constexpr algorithms |
Yes |
0 |
|
| 3257 |
C++20 |
17.3.1 [support.limits.general] |
Missing feature testing macro update from P0858 |
Yes |
0 |
|
| 3274 |
C++20 |
17.3.1 [support.limits.general] |
Missing feature test macro for <span> |
Yes |
0 |
|
| 3348 |
C++20 |
17.3.2 [version.syn] |
__cpp_lib_unwrap_ref in wrong header |
Yes |
2 |
|
| 3349 |
C++20 |
17.3.2 [version.syn] |
Missing __cpp_lib_constexpr_complex for P0415R1 |
Yes |
0 |
|
| 3356 |
C++20 |
17.3.2 [version.syn] |
__cpp_lib_nothrow_convertible should be __cpp_lib_is_nothrow_convertible |
Yes |
0 |
|
| 3393 |
C++20 |
17.3.2 [version.syn] |
Missing/incorrect feature test macro for coroutines |
Yes |
0 |
|
| 2859 |
C++20 |
17.6.5 [ptr.launder] |
Definition of reachable in [ptr.launder] misses pointer arithmetic from pointer-interconvertible object |
Yes |
2 |
|
| 3396 |
C++20 |
17.8.2.2 [support.srcloc.cons] |
Clarify point of reference for source_location::current() (DE 169) |
Yes |
2 |
|
| 3360 |
C++20 |
17.11.4 [cmp.concept] |
three_way_comparable_with is inconsistent with similar concepts |
Yes |
0 |
|
| 3324 |
C++20 |
17.11.6 [cmp.alg] |
Special-case std::strong/weak/partial_order for pointers |
Yes |
0 |
|
| 3330 |
C++20 |
17.12.2 [coroutine.syn] |
Include <compare> from most library headers |
Yes |
0 |
|
| 3182 |
C++20 |
18.4.2 [concept.same] |
Specification of Same could be clearer |
Yes |
0 |
|
| 3194 |
C++20 |
18.4.4 [concept.convertible] |
ConvertibleTo prose does not match code |
Yes |
1 |
|
| 3153 |
C++20 |
18.4.6 [concept.common] |
Common and common_type have too little in common |
Yes |
0 |
|
| 3154 |
C++20 |
18.4.6 [concept.common] |
Common and CommonReference have a common defect |
Yes |
0 |
|
| 3175 |
C++20 |
18.4.9 [concept.swappable] |
The CommonReference requirement of concept SwappableWith is not satisfied in the example |
Yes |
1 |
|
| 3149 |
C++20 |
18.4.12 [concept.default.init] |
DefaultConstructible should require default initialization |
Yes |
2 |
|
| 3338 |
C++20 |
18.4.12 [concept.default.init] |
Rename default_constructible to default_initializable |
Yes |
0 |
|
| 3329 |
C++20 |
18.5.5 [concept.totallyordered] |
totally_ordered_with both directly and indirectly requires common_reference_with |
Yes |
0 |
|
| 3331 |
C++20 |
18.5.5 [concept.totallyordered] |
Define totally_ordered/_with in terms of partially-ordered-with |
Yes |
0 |
|
| 3141 |
C++20 |
18.6 [concepts.object] |
CopyConstructible doesn't preserve source values |
Yes |
2 |
|
| 3112 |
C++20 |
19.5.8.2 [syserr.syserr.members] |
system_error and filesystem_error constructors taking a string may not be able
to meet their postconditions |
Yes |
0 |
|
| 3303 |
C++20 |
20.2.2 [memory.syn] |
Bad "constexpr" marker for destroy/destroy_n |
Yes |
0 |
|
| 3374 |
C++20 |
20.2.4 [pointer.conversion] |
P0653 + P1006 should have made the other std::to_address overload constexpr |
Yes |
0 |
|
| 3185 |
C++20 |
20.2.8.2 [allocator.uses.construction] |
Uses-allocator construction functions missing constexpr and noexcept |
Yes |
0 |
|
| 3187 |
C++20 |
20.2.8.2 [allocator.uses.construction] |
P0591R4 reverted DR 2586 fixes to scoped_allocator_adaptor::construct() |
Yes |
|
|
| 3321 |
C++20 |
20.2.8.2 [allocator.uses.construction] |
uninitialized_construct_using_allocator should use construct_at |
Yes |
0 |
|
| 3035 |
C++20 |
20.2.10 [default.allocator] |
std::allocator's constructors should be constexpr |
Yes |
0 |
|
| 3307 |
C++20 |
20.2.10 [default.allocator] |
std::allocator<void>().allocate(n) |
Yes |
0 |
|
| 3190 |
C++20 |
20.2.10.2 [allocator.members] |
std::allocator::allocate sometimes returns too little storage |
Yes |
3 |
|
| 2948 |
C++20 |
20.3.1 [unique.ptr] |
unique_ptr does not define operator<< for stream output |
Yes |
0 |
|
| 2944 |
C++20 |
20.3.1.3.2 [unique.ptr.single.ctor] |
LWG 2905 accidentally removed requirement that construction of the deleter doesn't throw an exception |
Yes |
0 |
|
| 2996 |
C++20 |
20.3.2.2 [util.smartptr.shared] |
Missing rvalue overloads for shared_ptr operations |
Yes |
|
|
| 3018 |
C++20 |
20.3.2.2 [util.smartptr.shared] |
shared_ptr of function type |
Yes |
3 |
|
| 3233 |
C++20 |
20.3.2.2.2 [util.smartptr.shared.const] |
Broken requirements for shared_ptr converting constructors |
Yes |
0 |
|
| 3005 |
C++20 |
20.3.2.2.7 [util.smartptr.shared.create] |
Destruction order of arrays by make_shared/allocate_shared only recommended? |
Yes |
0 |
|
| 3007 |
C++20 |
20.3.2.2.7 [util.smartptr.shared.create] |
allocate_shared should rebind allocator to cv-unqualified value_type for construction |
Yes |
0 |
|
| 3008 |
C++20 |
20.3.2.2.7 [util.smartptr.shared.create] |
make_shared (sub)object destruction semantics are not specified |
Yes |
2 |
|
| 2964 |
C++20 |
20.3.2.2.10 [util.smartptr.shared.cast] |
Apparently redundant requirement for dynamic_pointer_cast |
Yes |
0 |
|
| 3001 |
C++20 |
20.3.2.3 [util.smartptr.weak] |
weak_ptr::element_type needs remove_extent_t |
Yes |
0 |
|
| 2942 |
C++20 |
20.3.2.3.6 [util.smartptr.weak.obs] |
LWG 2873's resolution missed weak_ptr::owner_before |
Yes |
|
|
| 2843 |
C++20 |
20.4.2.3 [mem.res.private] |
Unclear behavior of std::pmr::memory_resource::do_allocate() |
Yes |
3 |
|
| 3037 |
C++20 |
20.4.3 [mem.poly.allocator.class] |
polymorphic_allocator and incomplete types |
Yes |
2 |
|
| 3304 |
C++20 |
20.4.3 [mem.poly.allocator.class] |
Allocate functions of std::polymorphic_allocator should require [[nodiscard]] |
Yes |
3 |
|
| 2969 |
C++20 |
20.4.3.3 [mem.poly.allocator.mem] |
polymorphic_allocator::construct() shouldn't pass resource() |
Yes |
2 |
|
| 2975 |
C++20 |
20.4.3.3 [mem.poly.allocator.mem] |
Missing case for pair construction in scoped and polymorphic allocators |
Yes |
3 |
|
| 3038 |
C++20 |
20.4.3.3 [mem.poly.allocator.mem] |
polymorphic_allocator::allocate should not allow integer overflow to create vulnerabilities |
Yes |
2 |
|
| 3237 |
C++20 |
20.4.3.3 [mem.poly.allocator.mem] |
LWG 3038 and 3190 have inconsistent PRs |
Yes |
2 |
|
| 3310 |
C++20 |
20.4.3.3 [mem.poly.allocator.mem] |
Replace SIZE_MAX with numeric_limits<size_t>::max() |
Yes |
0 |
|
| 2961 |
C++20 |
20.4.4 [mem.res.global] |
Bad postcondition for set_default_resource |
Yes |
|
|
| 3000 |
C++20 |
20.4.6.3 [mem.res.monotonic.buffer.mem] |
monotonic_memory_resource::do_is_equal uses dynamic_cast unnecessarily |
Yes |
0 |
|
| 3116 |
C++20 |
20.5.4 [allocator.adaptor.members] |
OUTERMOST_ALLOC_TRAITS needs remove_reference_t |
Yes |
0 |
|
| 2972 |
C++20 |
21.3.5.4 [meta.unary.prop] |
What is is_trivially_destructible_v<int>? |
Yes |
|
|
| 3354 |
C++20 |
21.3.5.4 [meta.unary.prop] |
has_strong_structural_equality has a meaningless definition |
Yes |
1 |
|
| 2979 |
C++20 |
21.3.8.7 [meta.trans.other] |
aligned_union should require complete object types |
Yes |
0 |
|
| 3034 |
C++20 |
21.3.8.7 [meta.trans.other] |
P0767R1 breaks previously-standard-layout types |
Yes |
0 |
|
| 3140 |
C++20 |
21.3.8.7 [meta.trans.other] |
COMMON_REF is unimplementable as specified |
Yes |
0 |
|
| 3380 |
C++20 |
21.3.8.7 [meta.trans.other] |
common_type and comparison categories |
Yes |
0 |
|
| 2958 |
C++20 |
22.3.2 [pairs.pair] |
Moves improperly defined as deleted |
Yes |
2 |
|
| 3346 |
C++20 |
22.3.2 [pairs.pair] |
pair and tuple copy and move constructor have backwards specification |
Yes |
0 |
|
| 3382 |
C++20 |
22.3.2 [pairs.pair] |
NTTP for pair and array |
Yes |
2 |
|
| 3347 |
C++20 |
22.3.3 [pairs.spec] |
std::pair<T, U> now requires T and U to be less-than-comparable |
Yes |
1 |
|
| 2974 |
C++20 |
22.3.4 [pair.astuple] |
Diagnose out of bounds tuple_element/variant_alternative |
Yes |
|
|
| 2899 |
C++20 |
22.4 [tuple] |
is_(nothrow_)move_constructible and tuple, optional and unique_ptr |
Yes |
2 |
|
| 3158 |
C++20 |
22.4.4.2 [tuple.cnstr] |
tuple(allocator_arg_t, const Alloc&) should be conditionally explicit |
Yes |
3 |
|
| 3196 |
C++20 |
22.5.3 [optional.optional] |
std::optional<T> is ill-formed is T is an array |
Yes |
0 |
|
| 2945 |
C++20 |
22.5.8 [optional.comp.with.t] |
Order of template parameters in optional comparisons |
Yes |
2 |
|
| 3024 |
C++20 |
22.6.3.2 [variant.ctor] |
variant's copies must be deleted instead of disabled via SFINAE |
Yes |
|
|
| 2970 |
C++20 |
22.6.7 [variant.visit] |
Return type of std::visit misspecified |
Yes |
2 |
|
| 3199 |
C++20 |
22.9.4 [bitset.operators] |
istream >> bitset<0> fails |
Yes |
|
|
| 3202 |
C++20 |
22.10.2 [functional.syn] |
P0318R1 was supposed to be revised |
Yes |
0 |
|
| 2981 |
C++20 |
22.10.6 [refwrap] |
Remove redundant deduction guides from standard library |
Yes |
0 |
|
| 2993 |
C++20 |
22.10.6 [refwrap] |
reference_wrapper<T> conversion from T&& |
Yes |
3 |
|
| 3041 |
C++20 |
22.10.6.2 [refwrap.const] |
Unnecessary decay in reference_wrapper |
Yes |
0 |
|
| 3184 |
C++20 |
22.10.14 [func.bind.partial] |
Inconsistencies in bind_front wording |
Yes |
0 |
|
| 3238 |
C++20 |
22.10.17.3.2 [func.wrap.func.con] |
Insufficiently-defined behavior of std::function deduction guides |
Yes |
|
|
| 3352 |
C++20 |
23.2.2 [container.requirements.general] |
strong_equality isn't a thing |
Yes |
1 |
|
| 2977 |
C++20 |
23.2.8 [unord.req] |
unordered_meow::merge() has incorrect Throws: clause |
Yes |
0 |
|
| 2953 |
C++20 |
23.3.5.4 [deque.modifiers] |
LWG 2853 should apply to deque::erase too |
Yes |
0 |
|
| 3017 |
C++20 |
23.3.7.6 [forward.list.ops] |
list splice functions should use addressof |
Yes |
0 |
|
| 2998 |
C++20 |
23.3.9.5 [list.ops] |
Requirements on function objects passed to {forward_,}list-specific algorithms |
Yes |
0 |
|
| 3087 |
C++20 |
23.3.9.5 [list.ops] |
One final &x in §[list.ops] |
Yes |
3 |
|
| 2164 |
C++20 |
23.3.11.5 [vector.modifiers] |
What are the semantics of vector.emplace(vector.begin(), vector.back())? |
Yes |
2 |
|
| 3077 |
C++20 |
23.3.11.5 [vector.modifiers] |
(push|emplace)_back should invalidate the end iterator |
Yes |
3 |
|
| 3025 |
C++20 |
23.4.3.1 [map.overview] |
Map-like container deduction guides should use pair<Key, T>, not pair<const Key, T> |
Yes |
2 |
|
| 2982 |
C++20 |
23.5.6.1 [unord.set.overview] |
Making size_type consistent in associative container deduction guides |
Yes |
2 |
|
| 2783 |
C++20 |
23.6.3.1 [queue.defn] |
stack::emplace() and queue::emplace() should return decltype(auto) |
Yes |
2 |
|
| 3102 |
C++20 |
23.7.2.2.1 [span.overview] |
Clarify span iterator and const_iterator behavior |
Yes |
0 |
|
| 3144 |
C++20 |
23.7.2.2.1 [span.overview] |
span does not have a const_pointer typedef |
Yes |
0 |
|
| 3369 |
C++20 |
23.7.2.2.1 [span.overview] |
span's deduction-guide for built-in arrays doesn't work |
Yes |
0 |
|
| 3100 |
C++20 |
23.7.2.2.2 [span.cons] |
Unnecessary and confusing "empty span" wording |
Yes |
0 |
|
| 3101 |
C++20 |
23.7.2.2.2 [span.cons] |
span's Container constructors need another constraint |
Yes |
1 |
|
| 3198 |
C++20 |
23.7.2.2.2 [span.cons] |
Bad constraint on std::span::span() |
Yes |
|
|
| 3255 |
C++20 |
23.7.2.2.2 [span.cons] |
span's array constructor is too strict |
Yes |
2 |
|
| 3358 |
C++20 |
23.7.2.2.2 [span.cons] |
§[span.cons] is mistaken that to_address can throw |
Yes |
0 |
|
| 3103 |
C++20 |
23.7.2.2.4 [span.sub] |
Errors in taking subview of span should be ill-formed where possible |
Yes |
3 |
|
| 3320 |
C++20 |
23.7.2.2.7 [span.iterators] |
span::cbegin/cend methods produce different results than std::[ranges::]cbegin/cend |
Yes |
0 |
|
| 3259 |
C++20 |
24.3.1 [iterator.requirements.general] |
The definition of constexpr iterators should be adjusted |
Yes |
0 |
|
| 2952 |
C++20 |
24.3.2.3 [iterator.traits] |
iterator_traits should work for pointers to cv T |
Yes |
0 |
|
| 3247 |
C++20 |
24.3.3.1 [iterator.cust.move] |
ranges::iter_move should perform ADL-only lookup of iter_move |
Yes |
2 |
|
| 3299 |
C++20 |
24.3.3.1 [iterator.cust.move] |
Pointers don't need customized iterator behavior |
Yes |
0 |
|
| 3367 |
C++20 |
24.3.4.4 [iterator.concept.winc] |
Integer-class conversions should not throw |
Yes |
0 |
|
| 3183 |
C++20 |
24.3.4.8 [iterator.concept.sizedsentinel] |
Normative permission to specialize Ranges variable templates |
Yes |
0 |
|
| 3277 |
C++20 |
24.3.4.13 [iterator.concept.random.access] |
Pre-increment on prvalues is not a requirement of weakly_incrementable |
Yes |
0 |
|
| 3284 |
C++20 |
24.3.4.13 [iterator.concept.random.access] |
random_access_iterator semantic constraints accidentally promote difference type
using unary negate |
Yes |
0 |
|
| 3390 |
C++20 |
24.5.4.9 [move.iter.nonmember] |
make_move_iterator() cannot be used to construct a move_iterator for a
move-only iterator |
Yes |
0 |
|
| 3385 |
C++20 |
24.5.5.1 [common.iterator] |
common_iterator is not sufficiently constrained for non-copyable iterators |
Yes |
0 |
|
| 3389 |
C++20 |
24.5.7.2 [counted.iter.const] |
A move-only iterator still does not have a counted_iterator |
Yes |
0 |
|
| 3009 |
C++20 |
24.7 [iterator.range] |
Including <string_view> doesn't provide std::size/empty/data |
Yes |
0 |
|
| 3208 |
C++20 |
24.7 [iterator.range] |
Boolean's expression requirements are ordered inconsistently |
Yes |
0 |
|
| 3300 |
C++20 |
24.7 [iterator.range] |
Non-array ssize overload is underconstrained |
Yes |
3 |
|
| 3302 |
C++20 |
25.2 [ranges.syn] |
Range adaptor objects keys and values are unspecified |
Yes |
1 |
|
| 3335 |
C++20 |
25.2 [ranges.syn] |
Resolve C++20 NB comments US 273 and GB 274 |
Yes |
1 |
|
| 3351 |
C++20 |
25.2 [ranges.syn] |
ranges::enable_safe_range should not be constrained |
Yes |
0 |
|
| 3379 |
C++20 |
25.2 [ranges.syn] |
"safe" in several library names is misleading |
Yes |
1 |
|
| 3398 |
C++20 |
25.2 [ranges.syn] |
tuple_element_t is also wrong for const subrange |
Yes |
0 |
|
| 3264 |
C++20 |
25.4.3 [range.sized] |
sized_range and ranges::size redundantly use disable_sized_range |
Yes |
1 |
|
| 3326 |
C++20 |
25.4.4 [range.view] |
enable_view has false positives |
Yes |
0 |
|
| 3375 |
C++20 |
25.4.5 [range.refinements] |
decay in viewable_range should be remove_cvref |
Yes |
0 |
|
| 3381 |
C++20 |
25.4.5 [range.refinements] |
begin and data must agree for contiguous_range |
Yes |
0 |
|
| 3281 |
C++20 |
25.5.4 [range.subrange] |
Conversion from pair-like types to subrange is a silent semantic promotion |
Yes |
1 |
|
| 3282 |
C++20 |
25.5.4 [range.subrange] |
subrange converting constructor should disallow derived to base conversions |
Yes |
1 |
|
| 3179 |
C++20 |
25.5.4.2 [range.subrange.ctor] |
subrange should always model Range |
Yes |
0 |
|
| 3292 |
C++20 |
25.6.4.2 [range.iota.view] |
iota_view is under-constrained |
Yes |
|
|
| 3291 |
C++20 |
25.6.4.3 [range.iota.iterator] |
iota_view::iterator has the wrong iterator_category |
Yes |
0 |
|
| 3388 |
C++20 |
25.6.4.3 [range.iota.iterator] |
view iterator types have ill-formed <=> operators |
Yes |
0 |
|
| 3397 |
C++20 |
25.6.6.3 [range.istream.iterator] |
ranges::basic_istream_view::iterator should not provide iterator_category |
Yes |
1 |
|
| 3173 |
C++20 |
25.7.6.2 [range.ref.view] |
Enable CTAD for ref-view |
Yes |
0 |
|
| 3280 |
C++20 |
25.7.8.2 [range.filter.view] |
View converting constructors can cause constraint recursion and are unneeded |
Yes |
1 |
|
| 3325 |
C++20 |
25.7.9.2 [range.transform.view] |
Constrain return type of transformation function for transform_view |
Yes |
0 |
|
| 3301 |
C++20 |
25.7.9.3 [range.transform.iterator] |
transform_view::iterator has incorrect iterator_category |
Yes |
1 |
|
| 3384 |
C++20 |
25.7.9.4 [range.transform.sentinel] |
transform_view::sentinel has an incorrect operator- |
Yes |
0 |
|
| 3286 |
C++20 |
25.7.10.2 [range.take.view] |
ranges::size is not required to be valid after a call to ranges::begin on an input range |
Yes |
0 |
|
| 3364 |
C++20 |
25.7.11.2 [range.take.while.view] |
Initialize data members of ranges and their iterators |
Yes |
0 |
|
| 3363 |
C++20 |
25.7.13.2 [range.drop.while.view] |
drop_while_view should opt-out of sized_range |
Yes |
1 |
|
| 3313 |
C++20 |
25.7.14.3 [range.join.iterator] |
join_view::iterator::operator-- is incorrectly constrained |
Yes |
0 |
|
| 3276 |
C++20 |
25.7.16.4 [range.lazy.split.outer.value] |
Class split_view::outer_iterator::value_type should inherit from view_interface |
Yes |
0 |
|
| 3387 |
C++20 |
25.7.21.2 [range.reverse.view] |
§[range.reverse.view] reverse_view<V> unintentionally requires range<const V> |
Yes |
0 |
|
| 3386 |
C++20 |
25.7.23 [range.elements] |
elements_view needs its own sentinel type |
Yes |
1 |
|
| 3323 |
C++20 |
25.7.23.2 [range.elements.view] |
has-tuple-element helper concept needs convertible_to |
Yes |
0 |
|
| 3377 |
C++20 |
25.7.23.3 [range.elements.iterator] |
elements_view::iterator befriends a specialization of itself |
Yes |
0 |
|
| 2932 |
C++20 |
26.3.3 [algorithms.parallel.exec] |
Constraints on parallel algorithm implementations are underspecified |
Yes |
|
|
| 3062 |
C++20 |
26.3.5 [algorithms.parallel.overloads] |
Unnecessary decay_t in is_execution_policy_v should be remove_cvref_t |
Yes |
0 |
|
| 3180 |
C++20 |
26.4 [algorithm.syn] |
Inconsistently named return type for ranges::minmax_element |
Yes |
0 |
|
| 3186 |
C++20 |
26.7.8 [alg.remove] |
ranges removal, partition, and partial_sort_copy algorithms discard useful information |
Yes |
1 |
|
| 3191 |
C++20 |
26.7.13 [alg.random.shuffle] |
std::ranges::shuffle synopsis does not match algorithm definition |
Yes |
1 |
|
| 3031 |
C++20 |
26.8 [alg.sorting] |
Algorithms and predicates with non-const reference arguments |
Yes |
2 |
|
| 2444 |
C++20 |
26.8.8.5 [sort.heap] |
Inconsistent complexity for std::sort_heap |
Yes |
3 |
|
| 3350 |
C++20 |
26.8.12 [alg.three.way] |
Simplify return type of lexicographical_compare_three_way |
Yes |
0 |
|
| 3169 |
C++20 |
26.8.13 [alg.permutation.generators] |
ranges permutation generators discard useful information |
Yes |
0 |
|
| 3048 |
C++20 |
26.10.6 [transform.reduce] |
transform_reduce(exec, first1, last1, first2, init) discards execution policy |
Yes |
0 |
|
| 3222 |
C++20 |
26.10.9 [inclusive.scan] |
P0574R1 introduced preconditions on non-existent parameters |
Yes |
0 |
|
| 3058 |
C++20 |
26.10.12 [adjacent.difference] |
Parallel adjacent_difference shouldn't require creating temporaries |
Yes |
3 |
|
| 3200 |
C++20 |
26.10.16 [numeric.ops.midpoint] |
midpoint should not constrain T is complete |
Yes |
2 |
|
| 3054 |
C++20 |
26.11.5 [uninitialized.copy] |
uninitialized_copy appears to not be able to meet its exception-safety guarantee |
Yes |
2 |
|
| 3355 |
C++20 |
26.11.5 [uninitialized.copy] |
The memory algorithms should support move-only input iterators introduced by P1207 |
Yes |
2 |
|
| 3040 |
C++20 |
27.3.3.8 [string.view.ops] |
basic_string_view::starts_with Effects are incorrect |
Yes |
0 |
|
| 3075 |
C++20 |
27.4.3 [basic.string] |
basic_string needs deduction guides from basic_string_view |
Yes |
|
|
| 2946 |
C++20 |
27.4.3.3 [string.cons] |
LWG 2758's resolution missed further corrections |
Yes |
2 |
|
| 3076 |
C++20 |
27.4.3.3 [string.cons] |
basic_string CTAD ambiguity |
Yes |
|
|
| 3004 |
C++20 |
27.4.3.5 [string.capacity] |
§[string.capacity] and §[vector.capacity] should specify time complexity for capacity() |
Yes |
0 |
|
| 2978 |
C++20 |
27.4.6 [basic.string.hash] |
Hash support for pmr::string and friends |
Yes |
0 |
|
| 3266 |
C++20 |
28.2.1 [charconv.syn] |
to_chars(bool) should be deleted |
Yes |
0 |
|
| 3373 |
C++20 |
28.2.1 [charconv.syn] |
{to,from}_chars_result and format_to_n_result need the
"we really mean what we say" wording |
Yes |
0 |
|
| 3080 |
C++20 |
28.2.3 [charconv.from.chars] |
Floating point from_chars pattern specification breaks round-tripping |
Yes |
0 |
|
| 3243 |
C++20 |
28.5.2 [format.string] |
std::format and negative zeroes |
Yes |
2 |
|
| 3251 |
C++20 |
28.5.2 [format.string] |
Are std::format alignment specifiers applied to string arguments? |
Yes |
2 |
|
| 3242 |
C++20 |
28.5.2.2 [format.string.std] |
std::format: missing rules for arg-id in width and precision |
Yes |
1 |
|
| 3248 |
C++20 |
28.5.2.2 [format.string.std] |
std::format #b, #B, #o, #x, and #X
presentation types misformat negative numbers |
Yes |
2 |
|
| 3250 |
C++20 |
28.5.2.2 [format.string.std] |
std::format: # (alternate form) for NaN and inf |
Yes |
0 |
|
| 3290 |
C++20 |
28.5.2.2 [format.string.std] |
Are std::format field widths code units, code points, or something else? |
Yes |
|
|
| 3327 |
C++20 |
28.5.2.2 [format.string.std] |
Format alignment specifiers vs. text direction |
Yes |
0 |
|
| 3340 |
C++20 |
28.5.5 [format.functions] |
Formatting functions should throw on argument/format string mismatch in §[format.functions] |
Yes |
|
|
| 3372 |
C++20 |
28.5.5 [format.functions] |
vformat_to should not try to deduce Out twice |
Yes |
0 |
|
| 3246 |
C++20 |
28.5.8.1 [format.arg] |
What are the constraints on the template parameter of basic_format_arg? |
Yes |
0 |
|
| 3371 |
C++20 |
28.5.8.1 [format.arg] |
visit_format_arg and make_format_args are not hidden friends |
Yes |
0 |
|
| 3296 |
C++20 |
28.6.7 [re.regex] |
Inconsistent default argument for basic_regex<>::assign |
Yes |
0 |
|
| 2183 |
C++20 |
28.6.9.2 [re.results.const] |
Muddled allocator requirements for match_results constructors |
Yes |
3 |
|
| 2184 |
C++20 |
28.6.9.2 [re.results.const] |
Muddled allocator requirements for match_results assignments |
Yes |
3 |
|
| 3129 |
C++20 |
28.6.11.2.2 [re.tokiter.cnstr] |
regex_token_iterator constructor uses wrong pointer arithmetic |
Yes |
0 |
|
| 3133 |
C++20 |
29.2 [numeric.requirements] |
Modernizing numeric type requirements |
Yes |
0 |
|
| 2870 |
C++20 |
29.4.7 [complex.value.ops] |
Default value of parameter theta of polar should be dependent |
Yes |
|
|
| 2597 |
C++20 |
29.4.8 [complex.transcendentals] |
std::log misspecified for complex numbers |
Yes |
3 |
|
| 3150 |
C++20 |
29.5.3.3 [rand.req.urng] |
UniformRandomBitGenerator should validate min and max |
Yes |
3 |
|
| 3074 |
C++20 |
29.6.3 [valarray.nonmembers] |
Non-member functions for valarray should only deduce from the valarray |
Yes |
0 |
|
| 3051 |
C++20 |
29.7.1 [cmath.syn] |
Floating point classifications were inadvertently changed in P0175 |
Yes |
0 |
|
| 3201 |
C++20 |
29.7.4 [c.math.lerp] |
lerp should be marked as noexcept |
Yes |
2 |
|
| 3050 |
C++20 |
30.5.2 [time.duration.cons] |
Conversion specification problem in chrono::duration constructor |
Yes |
3 |
|
| 3104 |
C++20 |
30.5.6 [time.duration.nonmember] |
Fixing duration division |
Yes |
0 |
|
| 3094 |
C++20 |
30.5.11 [time.duration.io] |
§[time.duration.io]p4 makes surprising claims about encoding |
Yes |
0 |
|
| 3314 |
C++20 |
30.5.11 [time.duration.io] |
Is stream insertion behavior locale dependent when Period::type is micro? |
Yes |
2 |
|
| 3317 |
C++20 |
30.5.11 [time.duration.io] |
Incorrect operator<< for floating-point durations |
Yes |
0 |
|
| 3318 |
C++20 |
30.7.2.1 [time.clock.system.overview] |
Clarify whether clocks can represent time before their epoch |
Yes |
0 |
|
| 3316 |
C++20 |
30.7.3.1 [time.clock.utc.overview] |
Correctly define epoch for utc_clock / utc_timepoint |
Yes |
0 |
|
| 3145 |
C++20 |
30.7.6 [time.clock.file] |
file_clock breaks ABI for C++17 implementations |
Yes |
1 |
|
| 3260 |
C++20 |
30.8 [time.cal] |
year_month* arithmetic rejects durations convertible to years |
Yes |
2 |
|
| 3209 |
C++20 |
30.8.5.2 [time.cal.year.members] |
Expression in year::ok() returns clause is ill-formed |
Yes |
0 |
|
| 3273 |
C++20 |
30.8.7.2 [time.cal.wdidx.members] |
Specify weekday_indexed to range of [0, 7] |
Yes |
0 |
|
| 3221 |
C++20 |
30.8.13.3 [time.cal.ym.nonmembers] |
Result of year_month arithmetic with months is ambiguous |
Yes |
0 |
|
| 3206 |
C++20 |
30.8.14.2 [time.cal.ymd.members] |
year_month_day conversion to sys_days uses not-existing member function |
Yes |
0 |
|
| 3231 |
C++20 |
30.8.15.2 [time.cal.ymdlast.members] |
year_month_day_last::day specification does not cover !ok() values |
Yes |
0 |
|
| 3319 |
C++20 |
30.11.1 [time.zone.general] |
Properly reference specification of IANA time zone database |
Yes |
0 |
|
| 3232 |
C++20 |
30.11.7.1 [time.zone.zonedtime.overview] |
Inconsistency in zoned_time deduction guides |
Yes |
0 |
|
| 3294 |
C++20 |
30.11.7.1 [time.zone.zonedtime.overview] |
zoned_time deduction guides misinterprets string/char* |
Yes |
0 |
|
| 3224 |
C++20 |
30.11.7.2 [time.zone.zonedtime.ctor] |
zoned_time constructor from TimeZonePtr does not specify initialization of
tp_ |
Yes |
0 |
|
| 3225 |
C++20 |
30.11.7.2 [time.zone.zonedtime.ctor] |
zoned_time converting constructor shall not be noexcept |
Yes |
0 |
|
| 3226 |
C++20 |
30.11.7.2 [time.zone.zonedtime.ctor] |
zoned_time constructor from string_view should accept
zoned_time<Duration2, TimeZonePtr2> |
Yes |
2 |
|
| 3359 |
C++20 |
30.11.8 [time.zone.leap] |
<chrono> leap second support should allow for negative leap seconds |
Yes |
3 |
|
| 3383 |
C++20 |
30.11.8.3 [time.zone.leap.nonmembers] |
§[time.zone.leap.nonmembers] sys_seconds should be replaced with seconds |
Yes |
1 |
|
| 3241 |
C++20 |
30.12 [time.format] |
chrono-spec grammar ambiguity in §[time.format] |
Yes |
0 |
|
| 3262 |
C++20 |
30.12 [time.format] |
Formatting of negative durations is not specified |
Yes |
2 |
|
| 3270 |
C++20 |
30.12 [time.format] |
Parsing and formatting %j with durations |
Yes |
2 |
|
| 3272 |
C++20 |
30.12 [time.format] |
%I%p should parse/format duration since midnight |
Yes |
0 |
|
| 3332 |
C++20 |
30.12 [time.format] |
Issue in §[time.format] |
Yes |
0 |
|
| 3131 |
C++20 |
30.13 [time.parse] |
addressof all the things |
Yes |
0 |
|
| 3218 |
C++20 |
30.13 [time.parse] |
Modifier for %d parse flag does not match POSIX and format specification |
Yes |
0 |
|
| 3230 |
C++20 |
30.13 [time.parse] |
Format specifier %y/%Y is missing locale alternative versions |
Yes |
0 |
|
| 3235 |
C++20 |
30.13 [time.parse] |
parse manipulator without abbreviation is not callable |
Yes |
0 |
|
| 3245 |
C++20 |
30.13 [time.parse] |
Unnecessary restriction on '%p' parse specifier |
Yes |
0 |
|
| 3252 |
C++20 |
30.13 [time.parse] |
Parse locale's aware modifiers for commands are not consistent
with POSIX spec |
Yes |
2 |
|
| 3269 |
C++20 |
30.13 [time.parse] |
Parse manipulators do not specify the result of the extraction from stream |
Yes |
2 |
|
| 3130 |
C++20 |
31 [input.output] |
§[input.output] needs many addressof |
Yes |
0 |
|
| 3083 |
C++20 |
31.5.2.6 [ios.base.storage] |
What should ios::iword(-1) do? |
Yes |
0 |
|
| 2243 |
C++20 |
31.7.5.4 [istream.unformatted] |
istream::putback problem |
Yes |
3 |
|
| 1203 |
C++20 |
31.7.6.6 [ostream.rvalue] |
More useful rvalue stream insertion |
Yes |
2 |
|
| 2995 |
C++20 |
31.8.2.2 [stringbuf.cons] |
basic_stringbuf default constructor forbids it from using SSO capacity |
Yes |
3 |
|
| 2943 |
C++20 |
31.10.3.4 [filebuf.members] |
Problematic specification of the wide version of basic_filebuf::open |
Yes |
2 |
|
| 3253 |
C++20 |
31.11.2.1 [syncstream.syncbuf.overview] |
basic_syncbuf::basic_syncbuf() should not be explicit |
Yes |
0 |
|
| 3334 |
C++20 |
31.11.3 [syncstream.osyncstream] |
basic_osyncstream move assignment and destruction calls basic_syncbuf::emit() twice |
Yes |
3 |
|
| 3127 |
C++20 |
31.11.3.1 [syncstream.osyncstream.overview] |
basic_osyncstream::rdbuf needs a const_cast |
Yes |
0 |
|
| 3244 |
C++20 |
31.12.6.4 [fs.path.req] |
Constraints for Source in §[fs.path.req] insufficiently constrainty |
Yes |
0 |
|
| 3055 |
C++20 |
31.12.6.5.4 [fs.path.concat] |
path::operator+=(single-character) misspecified |
Yes |
3 |
|
| 2966 |
C++20 |
31.12.6.5.6 [fs.path.native.obs] |
Incomplete resolution of US 74 |
Yes |
|
|
| 2936 |
C++20 |
31.12.6.5.8 [fs.path.compare] |
Path comparison is defined in terms of the generic format |
Yes |
2 |
|
| 3070 |
C++20 |
31.12.6.5.11 [fs.path.gen] |
path::lexically_relative causes surprising results if a filename can also be a
root-name |
Yes |
2 |
|
| 3096 |
C++20 |
31.12.6.5.11 [fs.path.gen] |
path::lexically_relative is confused by trailing slashes |
Yes |
2 |
|
| 2989 |
C++20 |
31.12.6.7 [fs.path.io] |
path's stream insertion operator lets you insert everything under the sun |
Yes |
2 |
|
| 3065 |
C++20 |
31.12.6.8 [fs.path.nonmember] |
LWG 2989 missed that all path's other operators should be hidden friends as well |
Yes |
2 |
|
| 2965 |
C++20 |
31.12.7.2 [fs.filesystem.error.members] |
Non-existing path::native_string() in filesystem_error::what() specification |
Yes |
0 |
|
| 3043 |
C++20 |
31.12.7.2 [fs.filesystem.error.members] |
Bogus postcondition for filesystem_error constructor |
Yes |
0 |
|
| 2851 |
C++20 |
31.12.8.2 [fs.enum.file.type] |
std::filesystem enum classes are now underspecified |
Yes |
2 |
|
| 3013 |
C++20 |
31.12.11.2 [fs.dir.itr.members] |
(recursive_)directory_iterator construction and traversal should not be noexcept |
Yes |
0 |
|
| 3067 |
C++20 |
31.12.12.2 [fs.rec.dir.itr.members] |
recursive_directory_iterator::pop must invalidate |
Yes |
0 |
|
| 2682 |
C++20 |
31.12.13.4 [fs.op.copy] |
filesystem::copy() won't create a symlink to a directory |
Yes |
2 |
|
| 3015 |
C++20 |
31.12.13.4 [fs.op.copy] |
copy_options::unspecified underspecified |
Yes |
3 |
|
| 2849 |
C++20 |
31.12.13.5 [fs.op.copy.file] |
Why does !is_regular_file(from) cause copy_file to report a "file already exists" error? |
Yes |
2 |
|
| 3014 |
C++20 |
31.12.13.5 [fs.op.copy.file] |
More noexcept issues with filesystem operations |
Yes |
|
|
| 2935 |
C++20 |
31.12.13.7 [fs.op.create.directories] |
What should create_directories do when p already exists but is not a directory? |
Yes |
0 |
|
| 3079 |
C++20 |
31.12.13.8 [fs.op.create.directory] |
LWG 2935 forgot to fix the existing_p overloads of create_directory |
Yes |
0 |
|
| 2937 |
C++20 |
31.12.13.13 [fs.op.equivalent] |
Is equivalent("existing_thing", "not_existing_thing") an error? |
Yes |
0 |
|
| 2816 |
C++20 |
31.12.13.34 [fs.op.resize.file] |
resize_file has impossible postcondition |
Yes |
3 |
|
| 3026 |
C++20 |
31.12.13.40 [fs.op.weakly.canonical] |
filesystem::weakly_canonical still defined in terms of canonical(p, base) |
Yes |
0 |
|
| 2941 |
C++20 |
32.2.4 [thread.req.timing] |
§[thread.req.timing] wording should apply to both member and namespace-level functions |
Yes |
0 |
|
| 3254 |
C++20 |
32.3.4 [stoptoken] |
Strike stop_token's operator!= |
Yes |
0 |
|
| 3362 |
C++20 |
32.3.5 [stopsource] |
Strike stop_source's operator!= |
Yes |
0 |
|
| 3039 |
C++20 |
32.4.3.3 [thread.thread.constr] |
Unnecessary decay in thread and packaged_task |
Yes |
0 |
|
| 2988 |
C++20 |
32.5.2 [atomics.syn] |
Clause 32 cleanup missed one typename |
Yes |
0 |
|
| 3160 |
C++20 |
32.5.7 [atomics.ref.generic] |
atomic_ref() = delete; should be deleted |
Yes |
0 |
|
| 3012 |
C++20 |
32.5.8 [atomics.types.generic] |
atomic<T> is unimplementable for non-is_trivially_copy_constructible T |
Yes |
2 |
|
| 3045 |
C++20 |
32.5.8.4 [atomics.types.float] |
atomic<floating-point> doesn't have value_type or difference_type |
Yes |
0 |
|
| 3030 |
C++20 |
32.6.6 [thread.lock.algorithm] |
Who shall meet the requirements of try_lock? |
Yes |
0 |
|
| 2412 |
C++20 |
32.10.6 [futures.promise] |
promise::set_value() and promise::get_future() should not race |
Yes |
3 |
|
| 2976 |
C++20 |
32.10.10 [futures.task] |
Dangling uses_allocator specialization for packaged_task |
Yes |
3 |
|
| 3395 |
C++20 |
99 [defns.comparison] |
Definition for three-way comparison needs to be updated (US 152) |
Yes |
1 |
|
| 3128 |
C++20 |
99 [depr.strstream.oper] |
strstream::rdbuf needs a const_cast |
Yes |
0 |
|
| 2980 |
C++20 |
99 [depr.util.smartptr.shared.atomic] |
Cannot compare_exchange empty pointers |
Yes |
|
|
| 2940 |
C++20 |
D.14 [depr.meta.types] |
result_of specification also needs a little cleanup |
Yes |
3 |
|
| 3042 |
C++20 |
D.14 [depr.meta.types] |
is_literal_type_v should be inline |
Yes |
0 |
|
| 3328 |
C++20 |
D.21 [depr.fs.path.factory] |
Clarify that std::string is not good for UTF-8 |
Yes |
0 |
|
| Issue |
Status |
Section |
Title |
Proposed Resolution |
Priority |
Duplicates |
| 2872 |
C++17 |
3 [intro.defs] |
Add definition for direct-non-list-initialization |
Yes |
|
|
| 2679 |
C++17 |
16.3.2.4 [structure.specifications] |
Inconsistent Use of Effects and Equivalent To |
Yes |
3 |
|
| 2710 |
C++17 |
16.3.2.4 [structure.specifications] |
"Effects: Equivalent to ..." doesn't count "Synchronization:" as determined semantics |
Yes |
0 |
|
| 2380 |
C++17 |
16.4.2.3 [headers] |
May <cstdlib> provide long ::abs(long) and long long ::abs(long long)? |
Yes |
2 |
|
| 2428 |
C++17 |
16.4.3.2 [using.headers] |
"External declaration" used without being defined |
Yes |
0 |
|
| 2170 |
C++17 |
16.4.4.2 [utility.arg.requirements] |
Aggregates cannot be DefaultConstructible |
Yes |
2 |
|
| 2016 |
C++17 |
16.4.4.6 [allocator.requirements] |
Allocators must be no-throw swappable |
Yes |
2 |
|
| 2260 |
C++17 |
16.4.4.6 [allocator.requirements] |
Missing requirement for Allocator::pointer |
Yes |
3 |
|
| 2384 |
C++17 |
16.4.4.6 [allocator.requirements] |
Allocator's deallocate function needs better specification |
Yes |
3 |
|
| 2447 |
C++17 |
16.4.4.6 [allocator.requirements] |
Allocators and volatile-qualified value types |
Yes |
4 |
|
| 2455 |
C++17 |
16.4.4.6 [allocator.requirements] |
Allocator default construction should be allowed to throw |
Yes |
|
|
| 2466 |
C++17 |
16.4.4.6 [allocator.requirements] |
allocator_traits::max_size() default behavior is incorrect |
Yes |
3 |
|
| 2467 |
C++17 |
16.4.4.6 [allocator.requirements] |
is_always_equal has slightly inconsistent default |
Yes |
0 |
|
| 2470 |
C++17 |
16.4.4.6 [allocator.requirements] |
Allocator's destroy function should be allowed to fail to instantiate |
Yes |
|
|
| 2129 |
C++17 |
16.4.5.2.1 [namespace.std] |
User specializations of std::initializer_list |
Yes |
3 |
|
| 2340 |
C++17 |
16.4.5.6 [replacement.functions] |
Replacement allocation functions declared as inline |
Yes |
2 |
|
| 2468 |
C++17 |
16.4.5.9 [res.on.arguments] |
Self-move-assignment of library types |
Yes |
2 |
|
| 2224 |
C++17 |
16.4.5.10 [res.on.objects] |
Ambiguous status of access to non-live objects |
Yes |
2 |
|
| 2133 |
C++17 |
16.4.6.4 [global.functions] |
Attitude to overloaded comma for iterators |
Yes |
3 |
|
| 2795 |
C++17 |
16.4.6.4 [global.functions] |
§[global.functions] provides incorrect example of ADL use |
Yes |
|
|
| 2259 |
C++17 |
16.4.6.5 [member.functions] |
Issues in 17.6.5.5 rules for member functions |
Yes |
3 |
|
| 2866 |
C++17 |
16.4.6.12 [derivation] |
Incorrect derived classes constraints |
Yes |
|
|
| 2709 |
C++17 |
17.2 [support.types] |
offsetof is unnecessarily imprecise |
Yes |
2 |
|
| 2422 |
C++17 |
17.3.5.2 [numeric.limits.members] |
std::numeric_limits<T>::is_modulo description: "most machines" errata |
Yes |
2 |
|
| 2458 |
C++17 |
17.6 [support.dynamic] |
N3778 and new library deallocation signatures |
Yes |
2 |
|
| 2510 |
C++17 |
17.6 [support.dynamic] |
Tag types should not be DefaultConstructible |
Yes |
2 |
|
| 2425 |
C++17 |
17.6.3 [new.delete] |
operator delete(void*, size_t) doesn't invalidate pointers sufficiently |
Yes |
0 |
|
| 2378 |
C++17 |
17.6.4.1 [bad.alloc] |
Behaviour of standard exception types |
Yes |
0 |
|
| 2111 |
C++17 |
17.9.5.4 [terminate] |
Which unexpected/terminate handler is called from the exception handling runtime? |
Yes |
3 |
|
| 2855 |
C++17 |
17.9.8 [except.nested] |
std::throw_with_nested("string_literal") |
Yes |
0 |
|
| 2483 |
C++17 |
17.9.8 [except.nested] |
throw_with_nested() should use is_final |
Yes |
2 |
|
| 2484 |
C++17 |
17.9.8 [except.nested] |
rethrow_if_nested() is doubly unimplementable |
Yes |
2 |
|
| 2784 |
C++17 |
17.9.8 [except.nested] |
Resolution to LWG 2484 is missing "otherwise, no effects" and is hard to parse |
Yes |
0 |
|
| 2536 |
C++17 |
17.14 [support.c.headers] |
What should <complex.h> do? |
Yes |
2 |
|
| 2835 |
C++17 |
17.14 [support.c.headers] |
LWG 2536 seems to misspecify <tgmath.h> |
Yes |
0 |
|
| 2234 |
C++17 |
19.3 [assertions] |
assert() should allow usage in constant expressions |
Yes |
2 |
|
| 2559 |
C++17 |
19.3 [assertions] |
Error in LWG 2234's resolution |
Yes |
0 |
|
| 2686 |
C++17 |
19.5.2 [system.error.syn] |
Why is std::hash specialized for error_code, but not error_condition? |
Yes |
3 |
|
| 2377 |
C++17 |
20.2.5 [ptr.align] |
std::align requirements overly strict |
Yes |
0 |
|
| 2296 |
C++17 |
20.2.11 [specialized.addressof] |
std::addressof should be constexpr |
Yes |
3 |
|
| 2598 |
C++17 |
20.2.11 [specialized.addressof] |
addressof works on temporaries |
Yes |
3 |
|
| 2361 |
C++17 |
20.3.1.3 [unique.ptr.single] |
Apply 2299 resolution throughout library |
Yes |
|
|
| 2801 |
C++17 |
20.3.1.3.2 [unique.ptr.single.ctor] |
Default-constructibility of unique_ptr |
Yes |
2 |
|
| 2905 |
C++17 |
20.3.1.3.2 [unique.ptr.single.ctor] |
is_constructible_v<unique_ptr<P, D>, P, D const &> should be false when
D is not copy constructible |
Yes |
|
|
| 2520 |
C++17 |
20.3.1.4.2 [unique.ptr.runtime.ctor] |
N4089 broke initializing unique_ptr<T[]> from a nullptr |
Yes |
2 |
|
| 2376 |
C++17 |
20.3.2.1 [util.smartptr.weak.bad] |
bad_weak_ptr::what() overspecified |
Yes |
|
|
| 2873 |
C++17 |
20.3.2.2 [util.smartptr.shared] |
Add noexcept to several shared_ptr related functions |
Yes |
|
|
| 2365 |
C++17 |
20.3.2.2 [util.smartptr.shared] |
Missing noexcept in shared_ptr::shared_ptr(nullptr_t) |
Yes |
|
|
| 2411 |
C++17 |
20.3.2.2 [util.smartptr.shared] |
shared_ptr is only contextually convertible to bool |
Yes |
0 |
|
| 2802 |
C++17 |
20.3.2.2.2 [util.smartptr.shared.const] |
shared_ptr constructor requirements for a deleter |
Yes |
2 |
|
| 2874 |
C++17 |
20.3.2.2.2 [util.smartptr.shared.const] |
Constructor shared_ptr::shared_ptr(Y*) should be constrained |
Yes |
|
|
| 2875 |
C++17 |
20.3.2.2.2 [util.smartptr.shared.const] |
shared_ptr::shared_ptr(Y*, D, […]) constructors should be constrained |
Yes |
|
|
| 2876 |
C++17 |
20.3.2.2.2 [util.smartptr.shared.const] |
shared_ptr::shared_ptr(const weak_ptr<Y>&) constructor should be constrained |
Yes |
|
|
| 2399 |
C++17 |
20.3.2.2.2 [util.smartptr.shared.const] |
shared_ptr's constructor from unique_ptr should be constrained |
Yes |
0 |
|
| 2415 |
C++17 |
20.3.2.2.2 [util.smartptr.shared.const] |
Inconsistency between unique_ptr and shared_ptr |
Yes |
2 |
|
| 2495 |
C++17 |
20.3.2.2.2 [util.smartptr.shared.const] |
There is no such thing as an Exception Safety element |
Yes |
0 |
|
| 2685 |
C++17 |
20.3.2.2.2 [util.smartptr.shared.const] |
shared_ptr deleters must not not throw on move construction |
Yes |
0 |
|
| 2434 |
C++17 |
20.3.2.2.6 [util.smartptr.shared.obs] |
shared_ptr::use_count() is efficient |
Yes |
0 |
|
| 2572 |
C++17 |
20.3.2.2.6 [util.smartptr.shared.obs] |
The remarks for shared_ptr::operator* should apply to cv-qualified void as well |
Yes |
0 |
|
| 2696 |
C++17 |
20.3.2.2.7 [util.smartptr.shared.create] |
Interaction between make_shared and enable_shared_from_this is underspecified |
Yes |
2 |
|
| 2908 |
C++17 |
20.3.2.2.8 [util.smartptr.shared.cmp] |
The less-than operator for shared pointers could do more |
Yes |
|
|
| 2400 |
C++17 |
20.3.2.2.11 [util.smartptr.getdeleter] |
shared_ptr's get_deleter() should use addressof() |
Yes |
0 |
|
| 2724 |
C++17 |
20.4.2 [mem.res.class] |
The protected virtual member functions of memory_resource should be private |
Yes |
4 |
|
| 2476 |
C++17 |
20.5.1 [allocator.adaptor.syn] |
scoped_allocator_adaptor is not assignable |
Yes |
0 |
|
| 2782 |
C++17 |
20.5.3 [allocator.adaptor.cnstr] |
scoped_allocator_adaptor constructors must be constrained |
Yes |
0 |
|
| 2586 |
C++17 |
20.5.4 [allocator.adaptor.members] |
Wrong value category used in scoped_allocator_adaptor::construct() |
Yes |
0 |
|
| 2582 |
C++17 |
21 [meta] |
§[res.on.functions]/2's prohibition against incomplete types shouldn't apply to type traits |
Yes |
0 |
|
| 2514 |
C++17 |
21.3.2 [meta.rqmts] |
Type traits must not be final |
Yes |
3 |
|
| 2581 |
C++17 |
21.3.3 [meta.type.synop] |
Specialization of <type_traits> variable templates should be prohibited |
Yes |
0 |
|
| 2911 |
C++17 |
21.3.5.4 [meta.unary.prop] |
An is_aggregate type trait is needed |
Yes |
|
|
| 2336 |
C++17 |
21.3.5.4 [meta.unary.prop] |
is_trivially_constructible/is_trivially_assignable traits are always false |
Yes |
3 |
|
| 2367 |
C++17 |
21.3.5.4 [meta.unary.prop] |
pair and tuple are not correctly implemented for is_constructible with no args |
Yes |
3 |
|
| 2560 |
C++17 |
21.3.5.4 [meta.unary.prop] |
is_constructible underspecified when applied to a function type |
Yes |
0 |
|
| 2738 |
C++17 |
21.3.5.4 [meta.unary.prop] |
is_constructible with void types |
Yes |
|
|
| 2101 |
C++17 |
21.3.8 [meta.trans] |
Some transformation types can produce impossible types |
Yes |
3 |
|
| 2396 |
C++17 |
21.3.8.7 [meta.trans.other] |
underlying_type doesn't say what to do for an incomplete enumeration type |
Yes |
0 |
|
| 2408 |
C++17 |
21.3.8.7 [meta.trans.other] |
SFINAE-friendly common_type/iterator_traits is missing in C++14 |
Yes |
|
|
| 2460 |
C++17 |
21.3.8.7 [meta.trans.other] |
LWG issue 2408 and value categories |
Yes |
2 |
|
| 2569 |
C++17 |
21.3.9 [meta.logical] |
conjunction and disjunction requirements are too strict |
Yes |
2 |
|
| 2587 |
C++17 |
21.3.9 [meta.logical] |
"Convertible to bool" requirement in conjunction and disjunction |
Yes |
3 |
|
| 2557 |
C++17 |
21.3.9 [meta.logical] |
Logical operator traits are broken in the zero-argument case |
Yes |
0 |
|
| 2567 |
C++17 |
21.3.9 [meta.logical] |
Specification of logical operator traits uses BaseCharacteristic, which is defined only for UnaryTypeTraits
and BinaryTypeTraits |
Yes |
2 |
|
| 2212 |
C++17 |
22.2 [utility] |
tuple_size for const pair request <tuple> header |
Yes |
3 |
|
| 2729 |
C++17 |
22.3.2 [pairs.pair] |
Missing SFINAE on std::pair::operator= |
Yes |
2 |
|
| 2773 |
C++17 |
22.4.1 [tuple.general] |
Making std::ignore constexpr |
Yes |
0 |
|
| 2796 |
C++17 |
22.4.1 [tuple.general] |
tuple should be a literal type |
Yes |
2 |
|
| 2312 |
C++17 |
22.4.4.2 [tuple.cnstr] |
tuple's constructor constraints need to be phrased more precisely |
Yes |
2 |
|
| 2549 |
C++17 |
22.4.4.2 [tuple.cnstr] |
Tuple EXPLICIT constructor templates that take tuple parameters end up taking references
to temporaries and will create dangling references |
Yes |
2 |
|
| 2770 |
C++17 |
22.4.7 [tuple.helper] |
tuple_size<const T> specialization is not SFINAE compatible and breaks decomposition declarations |
Yes |
1 |
|
| 2485 |
C++17 |
22.4.8 [tuple.elem] |
get() should be overloaded for const tuple&& |
Yes |
1 |
|
| 2857 |
C++17 |
22.5 [optional] |
{variant,optional,any}::emplace should return the constructed value |
Yes |
1 |
|
| 2900 |
C++17 |
22.5.3 [optional.optional] |
The copy and move constructors of optional are not constexpr |
Yes |
|
|
| 2756 |
C++17 |
22.5.3 [optional.optional] |
C++ WP optional<T> should 'forward' T's implicit conversions |
Yes |
1 |
|
| 2842 |
C++17 |
22.5.3.2 [optional.ctor] |
in_place_t check for optional::optional(U&&) should decay U |
Yes |
0 |
|
| 2748 |
C++17 |
22.5.3.5 [optional.swap] |
swappable traits for optionals |
Yes |
0 |
|
| 2740 |
C++17 |
22.5.3.7 [optional.observe] |
constexpr optional<T>::operator-> |
Yes |
0 |
|
| 2736 |
C++17 |
22.5.4 [optional.nullopt] |
nullopt_t insufficiently constrained |
Yes |
2 |
|
| 2806 |
C++17 |
22.5.5 [optional.bad.access] |
Base class of bad_optional_access |
Yes |
1 |
|
| 2934 |
C++17 |
22.5.8 [optional.comp.with.t] |
optional<const T> doesn't compare with T |
Yes |
|
|
| 2901 |
C++17 |
22.6.3 [variant.variant] |
Variants cannot properly support allocators |
Yes |
0 |
|
| 2903 |
C++17 |
22.6.3.2 [variant.ctor] |
The form of initialization for the emplace-constructors is not specified |
Yes |
|
|
| 2904 |
C++17 |
22.6.3.4 [variant.assign] |
Make variant move-assignment more exception safe |
Yes |
|
|
| 2749 |
C++17 |
22.6.3.7 [variant.swap] |
swappable traits for variants |
Yes |
1 |
|
| 2868 |
C++17 |
22.7.3 [any.bad.any.cast] |
Missing specification of bad_any_cast::what() |
Yes |
|
|
| 2789 |
C++17 |
22.7.4 [any.class] |
Equivalence of contained objects |
Yes |
0 |
|
| 2744 |
C++17 |
22.7.4.2 [any.cons] |
any's in_place constructors |
Yes |
0 |
|
| 2768 |
C++17 |
22.7.5 [any.nonmembers] |
any_cast and move semantics |
Yes |
0 |
|
| 2769 |
C++17 |
22.7.5 [any.nonmembers] |
Redundant const in the return type of any_cast(const any&) |
Yes |
0 |
|
| 2250 |
C++17 |
22.9.2.2 [bitset.cons] |
Follow-up On Library Issue 2207 |
Yes |
3 |
|
| 2219 |
C++17 |
22.10.4 [func.require] |
INVOKE-ing a pointer to member with a reference_wrapper as the object expression |
Yes |
2 |
|
| 2387 |
C++17 |
22.10.4 [func.require] |
More nested types that must be accessible and unambiguous |
Yes |
|
|
| 2486 |
C++17 |
22.10.4 [func.require] |
mem_fn() should be required to use perfect forwarding |
Yes |
0 |
|
| 2807 |
C++17 |
22.10.5 [func.invoke] |
std::invoke should use std::is_nothrow_callable |
Yes |
3 |
|
| 2435 |
C++17 |
22.10.6.5 [refwrap.invoke] |
reference_wrapper::operator()'s Remark should be deleted |
Yes |
4 |
|
| 2450 |
C++17 |
22.10.8 [comparisons] |
(greater|less|greater_equal|less_equal)<void> do not yield a total order for pointers |
Yes |
2 |
|
| 2562 |
C++17 |
22.10.8 [comparisons] |
Consistent total ordering of pointers by comparison functors |
Yes |
3 |
|
| 2767 |
C++17 |
22.10.13 [func.not.fn] |
not_fn call_wrapper can form invalid types |
Yes |
0 |
|
| 2487 |
C++17 |
22.10.15.4 [func.bind.bind] |
bind() should be const-overloaded, not cv-overloaded |
Yes |
2 |
|
| 2545 |
C++17 |
22.10.15.4 [func.bind.bind] |
Simplify wording for bind without explicitly specified return type |
Yes |
3 |
|
| 2488 |
C++17 |
22.10.15.5 [func.bind.place] |
Placeholders should be allowed and encouraged to be constexpr |
Yes |
2 |
|
| 2489 |
C++17 |
22.10.16 [func.memfn] |
mem_fn() should be noexcept |
Yes |
0 |
|
| 2233 |
C++17 |
22.10.17.2 [func.wrap.badcall] |
bad_function_call::what() unhelpful |
Yes |
3 |
|
| 2062 |
C++17 |
22.10.17.3 [func.wrap.func] |
Effect contradictions w/o no-throw guarantee of std::function swaps |
Yes |
2 |
|
| 2385 |
C++17 |
22.10.17.3 [func.wrap.func] |
function::assign allocator argument doesn't make sense |
Yes |
2 |
|
| 2393 |
C++17 |
22.10.17.3 [func.wrap.func] |
std::function's Callable definition is broken |
Yes |
2 |
|
| 2401 |
C++17 |
22.10.17.3 [func.wrap.func] |
std::function needs more noexcept |
Yes |
0 |
|
| 2420 |
C++17 |
22.10.17.3 [func.wrap.func] |
function<void(ArgTypes...)> does not discard the return value of the target object |
Yes |
1 |
|
| 2850 |
C++17 |
22.10.17.3.2 [func.wrap.func.con] |
std::function move constructor does unnecessary work |
Yes |
0 |
|
| 2565 |
C++17 |
22.10.17.3.2 [func.wrap.func.con] |
std::function's move constructor should guarantee nothrow for reference_wrappers and function pointers |
Yes |
0 |
|
| 2781 |
C++17 |
22.10.17.3.2 [func.wrap.func.con] |
Contradictory requirements for std::function and std::reference_wrapper |
Yes |
0 |
|
| 2591 |
C++17 |
22.10.17.3.6 [func.wrap.func.targ] |
std::function's member template target() should not lead to undefined behaviour |
Yes |
3 |
|
| 2119 |
C++17 |
22.10.19 [unord.hash] |
Missing hash specializations for extended integer types |
Yes |
3 |
|
| 2261 |
C++17 |
23.2 [container.requirements] |
Are containers required to use their 'pointer' type internally? |
Yes |
2 |
|
| 2218 |
C++17 |
23.2.2 [container.requirements.general] |
Unclear how containers use allocator_traits::construct() |
Yes |
3 |
|
| 2448 |
C++17 |
23.2.2 [container.requirements.general] |
Non-normative Container destructor specification |
Yes |
0 |
|
| 2794 |
C++17 |
23.2.2 [container.requirements.general] |
Missing requirements for allocator pointers |
Yes |
0 |
|
| 2266 |
C++17 |
23.2.4 [sequence.reqmts] |
vector and deque have incorrect insert requirements |
Yes |
2 |
|
| 2698 |
C++17 |
23.2.4 [sequence.reqmts] |
Effect of assign() on iterators/pointers/references |
Yes |
0 |
|
| 2436 |
C++17 |
23.2.7 [associative.reqmts] |
Comparators for associative containers should always be CopyConstructible |
Yes |
2 |
|
| 2542 |
C++17 |
23.2.7 [associative.reqmts] |
Missing const requirements for associative containers |
Yes |
1 |
|
| 2156 |
C++17 |
23.2.8 [unord.req] |
Unordered containers' reserve(n) reserves for n-1 elements |
Yes |
3 |
|
| 2540 |
C++17 |
23.2.8 [unord.req] |
unordered_multimap::insert hint iterator |
Yes |
3 |
|
| 2550 |
C++17 |
23.2.8 [unord.req] |
Wording of unordered container's clear() method complexity |
Yes |
2 |
|
| 2427 |
C++17 |
23.3.1 [sequences.general] |
Container adaptors as sequence containers, redux |
Yes |
0 |
|
| 2310 |
C++17 |
23.3.3.1 [array.overview] |
Public exposition only member in std::array |
Yes |
4 |
|
| 2590 |
C++17 |
23.3.3.1 [array.overview] |
Aggregate initialization for std::array |
Yes |
0 |
|
| 2364 |
C++17 |
23.3.5.4 [deque.modifiers] |
deque and vector pop_back don't specify iterator invalidation requirements |
Yes |
0 |
|
| 2477 |
C++17 |
23.3.5.4 [deque.modifiers] |
Inconsistency of wordings in std::vector::erase() and std::deque::erase() |
Yes |
0 |
|
| 2585 |
C++17 |
23.3.7.5 [forward.list.modifiers] |
forward_list::resize(size_type, const value_type&) effects incorrect |
Yes |
0 |
|
| 2824 |
C++17 |
23.3.9.5 [list.ops] |
list::sort should say that the order of elements is unspecified if an exception is thrown |
Yes |
0 |
|
| 2160 |
C++17 |
23.3.11.3 [vector.capacity] |
Unintended destruction ordering-specification of resize |
Yes |
1 |
|
| 2223 |
C++17 |
23.3.11.3 [vector.capacity] |
shrink_to_fit effect on iterator validity |
Yes |
2 |
|
| 2596 |
C++17 |
23.3.11.4 [vector.data] |
vector::data() should use addressof |
Yes |
0 |
|
| 2853 |
C++17 |
23.3.11.5 [vector.modifiers] |
Possible inconsistency in specification of erase in [vector.modifiers] |
Yes |
0 |
|
| 2059 |
C++17 |
23.4.3 [map] |
C++0x ambiguity problem with map::erase |
Yes |
3 |
|
| 2354 |
C++17 |
23.4.3.1 [map.overview] |
Unnecessary copying when inserting into maps with braced-init syntax |
Yes |
2 |
|
| 2469 |
C++17 |
23.4.3.3 [map.access] |
Wrong specification of Requires clause of operator[] for map and unordered_map |
Yes |
3 |
|
| 2464 |
C++17 |
23.4.3.4 [map.modifiers] |
try_emplace and insert_or_assign misspecified |
Yes |
2 |
|
| 2571 |
C++17 |
23.4.3.4 [map.modifiers] |
§[map.modifiers]/2 imposes nonsensical requirement on insert(InputIterator, InputIterator) |
Yes |
0 |
|
| 2076 |
C++17 |
23.4.6.2 [set.cons] |
Bad CopyConstructible requirement in set constructors |
Yes |
3 |
|
| 2230 |
C++17 |
23.5 [unord] |
"see below" for initializer-list constructors of unordered containers |
Yes |
4 |
|
| 2566 |
C++17 |
23.6 [container.adaptors] |
Requirements on the first template parameter of container adaptors |
Yes |
0 |
|
| 2684 |
C++17 |
23.6.4 [priority.queue] |
priority_queue lacking comparator typedef |
Yes |
0 |
|
| 2537 |
C++17 |
23.6.4.3 [priqueue.cons.alloc] |
Constructors for priority_queue taking allocators should call make_heap |
Yes |
0 |
|
| 2578 |
C++17 |
24.3 [iterator.requirements] |
Iterator requirements should reference iterator traits |
Yes |
3 |
|
| 2437 |
C++17 |
24.3.5.2 [iterator.iterators] |
iterator_traits<OutIt>::reference can and can't be void |
Yes |
3 |
|
| 2519 |
C++17 |
24.3.5.7 [random.access.iterators] |
Iterator operator-= has gratuitous undefined behaviour |
Yes |
2 |
|
| 2353 |
C++17 |
24.4.3 [iterator.operations] |
std::next is over-constrained |
Yes |
4 |
|
| 2106 |
C++17 |
24.5.4 [move.iterators] |
move_iterator wrapping iterators returning prvalues |
Yes |
3 |
|
| 2576 |
C++17 |
24.6 [stream.iterators] |
istream_iterator and ostream_iterator should use std::addressof |
Yes |
0 |
|
| 2793 |
C++17 |
24.6.2.2 [istream.iterator.cons] |
Awkward conflation of trivial special members of istream_iterator |
Yes |
|
|
| 2878 |
C++17 |
24.6.2.2 [istream.iterator.cons] |
Missing DefaultConstructible requirement for istream_iterator default constructor |
Yes |
|
|
| 2804 |
C++17 |
24.6.2.2 [istream.iterator.cons] |
Unconditional constexpr default constructor for istream_iterator |
Yes |
0 |
|
| 2790 |
C++17 |
24.6.4 [istreambuf.iterator] |
Missing specification of istreambuf_iterator::operator-> |
Yes |
3 |
|
| 2544 |
C++17 |
24.6.4.3 [istreambuf.iterator.cons] |
istreambuf_iterator(basic_streambuf<charT, traits>* s) effects unclear when s is 0 |
Yes |
3 |
|
| 2812 |
C++17 |
24.7 [iterator.range] |
Range access is available with <string_view> |
Yes |
0 |
|
| 2727 |
C++17 |
26.1 [algorithms.general] |
Parallel algorithms with constexpr specifier |
Yes |
0 |
|
| 2718 |
C++17 |
26.3.3 [algorithms.parallel.exec] |
Parallelism bug in [algorithms.parallel.exec] p2 |
Yes |
|
|
| 2747 |
C++17 |
26.6.5 [alg.foreach] |
Possibly redundant std::move in [alg.foreach] |
Yes |
0 |
|
| 2689 |
C++17 |
26.7.1 [alg.copy] |
Parallel versions of std::copy and std::move shouldn't be in order |
Yes |
0 |
|
| 2439 |
C++17 |
26.7.9 [alg.unique] |
unique_copy() sometimes can't fall back to reading its output |
Yes |
3 |
|
| 2716 |
C++17 |
26.7.12 [alg.random.sample] |
Specification of shuffle and sample disallows lvalue URNGs |
Yes |
0 |
|
| 2492 |
C++17 |
26.8 [alg.sorting] |
Clarify requirements for comp |
Yes |
0 |
|
| 2166 |
C++17 |
26.8.8 [alg.heap.operations] |
Heap property underspecified? |
Yes |
3 |
|
| 2239 |
C++17 |
26.8.9 [alg.min.max] |
min/max/minmax requirements |
Yes |
3 |
|
| 2325 |
C++17 |
26.8.9 [alg.min.max] |
minmax_element()'s behavior differing from max_element()'s should be noted |
Yes |
3 |
|
| 2369 |
C++17 |
26.8.9 [alg.min.max] |
constexpr max(initializer_list) vs max_element |
Yes |
3 |
|
| 2688 |
C++17 |
26.8.10 [alg.clamp] |
clamp misses preconditions and has extraneous condition on result |
Yes |
0 |
|
| 2687 |
C++17 |
26.10.8 [exclusive.scan] |
{inclusive,exclusive}_scan misspecified |
Yes |
1 |
|
| 2837 |
C++17 |
26.10.14 [numeric.ops.gcd] |
gcd and lcm should support a wider range of input values |
Yes |
0 |
|
| 2759 |
C++17 |
26.10.14 [numeric.ops.gcd] |
gcd / lcm and bool for the WP |
Yes |
|
|
| 2433 |
C++17 |
26.11 [specialized.algorithms] |
uninitialized_copy()/etc. should tolerate overloaded operator& |
Yes |
0 |
|
| 2778 |
C++17 |
27.3 [string.view] |
basic_string_view is missing constexpr |
Yes |
0 |
|
| 2826 |
C++17 |
27.3.3.4 [string.view.iterators] |
string_view iterators use old wording |
Yes |
0 |
|
| 2777 |
C++17 |
27.3.3.8 [string.view.ops] |
basic_string_view::copy should use char_traits::copy |
Yes |
0 |
|
| 2755 |
C++17 |
27.3.5 [string.view.io] |
§[string.view.io] uses non-existent basic_string_view::to_string function |
Yes |
0 |
|
| 2063 |
C++17 |
27.4.3 [basic.string] |
Contradictory requirements for string move assignment |
Yes |
3 |
|
| 2861 |
C++17 |
27.4.3.2 [string.require] |
basic_string should require that charT match traits::char_type |
Yes |
|
|
| 2760 |
C++17 |
27.4.3.2 [string.require] |
non-const basic_string::data should not invalidate iterators |
Yes |
|
|
| 2742 |
C++17 |
27.4.3.3 [string.cons] |
Inconsistent string interface taking string_view |
Yes |
1 |
|
| 2583 |
C++17 |
27.4.3.3 [string.cons] |
There is no way to supply an allocator for basic_string(str, pos) |
Yes |
0 |
|
| 2834 |
C++17 |
27.4.3.5 [string.capacity] |
Resolution LWG 2223 is missing wording about end iterators |
Yes |
0 |
|
| 2475 |
C++17 |
27.4.3.6 [string.access] |
Allow overwriting of std::basic_string terminator with charT() to allow
cleaner interoperation with legacy APIs |
Yes |
3 |
|
| 2788 |
C++17 |
27.4.3.7.2 [string.append] |
basic_string range mutators unintentionally require a default constructible allocator |
Yes |
2 |
|
| 2758 |
C++17 |
27.4.3.7.3 [string.assign] |
std::string{}.assign("ABCDE", 0, 1) is ambiguous |
Yes |
1 |
|
| 2579 |
C++17 |
27.4.3.7.3 [string.assign] |
Inconsistency wrt Allocators in basic_string assignment vs. basic_string::assign |
Yes |
0 |
|
| 2771 |
C++17 |
27.4.3.8.4 [string.compare] |
Broken Effects of some basic_string::compare functions in terms of basic_string_view |
Yes |
1 |
|
| 2403 |
C++17 |
27.4.5 [string.conversions] |
stof() should call strtof() and wcstof() |
Yes |
2 |
|
| 2482 |
C++17 |
27.5 [c.strings] |
§[c.strings] Table 73 mentions nonexistent functions |
Yes |
|
|
| 2694 |
C++17 |
28.3.3.1.2.2 [locale.facet] |
Application of LWG 436 accidentally deleted definition of "facet" |
Yes |
3 |
|
| 2394 |
C++17 |
28.3.3.1.4 [locale.members] |
locale::name specification unclear — what is implementation-defined? |
Yes |
3 |
|
| 1169 |
C++17 |
28.3.4.3.2.3 [facet.num.get.virtuals] |
num_get not fully compatible with strto* |
Yes |
3 |
|
| 2503 |
C++17 |
28.6.4.2 [re.synopt] |
multiline option should be added to syntax_option_type |
Yes |
2 |
|
| 2217 |
C++17 |
28.6.8.3 [re.submatch.op] |
operator==(sub_match, string) slices on embedded '\0's |
Yes |
2 |
|
| 2589 |
C++17 |
28.6.9 [re.results] |
match_results can't satisfy the requirements of a container |
Yes |
3 |
|
| 2273 |
C++17 |
28.6.10.2 [re.alg.match] |
regex_match ambiguity |
Yes |
2 |
|
| 2584 |
C++17 |
28.6.12 [re.grammar] |
<regex> ECMAScript IdentityEscape is ambiguous |
Yes |
2 |
|
| 2699 |
C++17 |
29.2 [numeric.requirements] |
Missing restriction in [numeric.requirements] |
Yes |
3 |
|
| 2459 |
C++17 |
29.4.7 [complex.value.ops] |
std::polar should require a non-negative rho |
Yes |
0 |
|
| 2181 |
C++17 |
29.5.3.2 [rand.req.seedseq] |
Exceptions from seed sequence operations |
Yes |
3 |
|
| 2440 |
C++17 |
29.5.8.1 [rand.util.seedseq] |
seed_seq::size() should be noexcept |
Yes |
0 |
|
| 2168 |
C++17 |
29.5.9.2.2 [rand.dist.uni.real] |
Inconsistent specification of uniform_real_distribution constructor |
Yes |
3 |
|
| 2406 |
C++17 |
29.5.9.3.4 [rand.dist.bern.negbin] |
negative_binomial_distribution should reject p == 1 |
Yes |
3 |
|
| 2192 |
C++17 |
29.7 [c.math] |
Validity and return type of std::abs(0u) is unclear |
Yes |
2 |
|
| 2735 |
C++17 |
29.7 [c.math] |
std::abs(short), std::abs(signed char) and others should return int instead of
double in order to be compatible with C++98 and C |
Yes |
3 |
|
| 2739 |
C++17 |
30.6.6 [time.point.nonmember] |
Issue with time_point non-member subtraction with an unsigned duration |
Yes |
0 |
|
| 2462 |
C++17 |
31.5.2 [ios.base] |
std::ios_base::failure is overspecified |
Yes |
3 |
|
| 2765 |
C++17 |
31.5.2.2.6 [ios.init] |
Did LWG 1123 go too far? |
Yes |
0 |
|
| 2244 |
C++17 |
31.7.5.4 [istream.unformatted] |
Issue on basic_istream::seekg |
Yes |
3 |
|
| 2328 |
C++17 |
31.7.5.6 [istream.rvalue] |
Rvalue stream extraction should use perfect forwarding |
Yes |
3 |
|
| 2221 |
C++17 |
31.7.6 [output.streams] |
No formatted output operator for nullptr |
Yes |
3 |
|
| 2534 |
C++17 |
31.7.6.6 [ostream.rvalue] |
Constrain rvalue stream operators |
Yes |
3 |
|
| 2785 |
C++17 |
31.7.9 [quoted.manip] |
quoted should work with basic_string_view |
Yes |
0 |
|
| 2676 |
C++17 |
31.10 [file.streams] |
Provide filesystem::path overloads for File-based streams |
Yes |
2 |
|
| 2473 |
C++17 |
31.10.3.5 [filebuf.virtuals] |
basic_filebuf's relation to C FILE semantics |
Yes |
2 |
|
| 2680 |
C++17 |
31.12 [filesystems] |
Add "Equivalent to" to filesystem |
Yes |
2 |
|
| 2707 |
C++17 |
31.12.6 [fs.class.path] |
path construction and assignment should have "string_type&&" overloads |
Yes |
0 |
|
| 2711 |
C++17 |
31.12.6.5.1 [fs.path.construct] |
path is convertible from approximately everything under the sun |
Yes |
1 |
|
| 2664 |
C++17 |
31.12.6.5.3 [fs.path.append] |
operator/ (and other append) semantics not useful if argument has root |
Yes |
2 |
|
| 2732 |
C++17 |
31.12.6.5.3 [fs.path.append] |
Questionable specification of path::operator/= and path::append |
Yes |
2 |
|
| 2667 |
C++17 |
31.12.6.5.9 [fs.path.decompose] |
path::root_directory() description is confusing |
Yes |
0 |
|
| 2674 |
C++17 |
31.12.6.6 [fs.path.itr] |
Bidirectional iterator requirement on path::iterator
is very expensive |
Yes |
2 |
|
| 2678 |
C++17 |
31.12.8.2 [fs.enum.file.type] |
std::filesystem enum classes overspecified |
Yes |
3 |
|
| 2787 |
C++17 |
31.12.9 [fs.class.file.status] |
§[fs.file_status.cons] doesn't match class definition |
Yes |
0 |
|
| 2723 |
C++17 |
31.12.11 [fs.class.directory.iterator] |
Do directory_iterator and recursive_directory_iterator become the end iterator upon error? |
Yes |
0 |
|
| 2726 |
C++17 |
31.12.11.2 [fs.dir.itr.members] |
[recursive_]directory_iterator::increment(error_code&) is underspecified |
Yes |
0 |
|
| 2706 |
C++17 |
31.12.12 [fs.class.rec.dir.itr] |
Error reporting for recursive_directory_iterator::pop() is under-specified |
Yes |
0 |
|
| 2669 |
C++17 |
31.12.12.2 [fs.rec.dir.itr.members] |
recursive_directory_iterator effects refers to non-existent functions
|
Yes |
0 |
|
| 2704 |
C++17 |
31.12.12.2 [fs.rec.dir.itr.members] |
recursive_directory_iterator's members should require '*this is dereferenceable' |
Yes |
1 |
|
| 2956 |
C++17 |
31.12.13.3 [fs.op.canonical] |
filesystem::canonical() still defined in terms of absolute(p, base) |
Yes |
1 |
|
| 2671 |
C++17 |
31.12.13.4 [fs.op.copy] |
Errors in Copy |
Yes |
0 |
|
| 2681 |
C++17 |
31.12.13.4 [fs.op.copy] |
filesystem::copy() cannot copy symlinks |
Yes |
2 |
|
| 2683 |
C++17 |
31.12.13.4 [fs.op.copy] |
filesystem::copy() says "no effects" |
Yes |
3 |
|
| 2712 |
C++17 |
31.12.13.5 [fs.op.copy.file] |
copy_file(from, to, ...) has a number of unspecified error conditions |
Yes |
2 |
|
| 2722 |
C++17 |
31.12.13.13 [fs.op.equivalent] |
equivalent incorrectly specifies throws clause |
Yes |
3 |
|
| 2725 |
C++17 |
31.12.13.14 [fs.op.exists] |
filesystem::exists(const path&, error_code&) error reporting |
Yes |
1 |
|
| 2672 |
C++17 |
31.12.13.20 [fs.op.is.empty] |
Should is_empty use error_code in its specification? |
Yes |
3 |
|
| 2719 |
C++17 |
31.12.13.27 [fs.op.permissions] |
permissions function should not be noexcept due to narrow contract |
Yes |
0 |
|
| 2720 |
C++17 |
31.12.13.27 [fs.op.permissions] |
permissions function incorrectly specified for symlinks |
Yes |
2 |
|
| 2721 |
C++17 |
31.12.13.32 [fs.op.remove.all] |
remove_all has incorrect post conditions |
Yes |
3 |
|
| 2728 |
C++17 |
31.12.13.36 [fs.op.status] |
status(p).permissions() and symlink_status(p).permissions() are not specified |
Yes |
0 |
|
| 2673 |
C++17 |
31.12.13.36 [fs.op.status] |
status() effects cannot be implemented as specified |
Yes |
0 |
|
| 2441 |
C++17 |
32.5.8 [atomics.types.generic] |
Exact-width atomic typedefs should be provided |
Yes |
0 |
|
| 2426 |
C++17 |
32.5.8.2 [atomics.types.operations] |
Issue about compare_exchange |
Yes |
1 |
|
| 2309 |
C++17 |
32.6.4.2 [thread.mutex.requirements.mutex] |
mutex::lock() should not throw device_or_resource_busy |
Yes |
0 |
|
| 2577 |
C++17 |
32.6.5.4.2 [thread.lock.unique.cons] |
{shared,unique}_lock should use std::addressof |
Yes |
0 |
|
| 2442 |
C++17 |
32.6.7.2 [thread.once.callonce] |
call_once() shouldn't DECAY_COPY() |
Yes |
|
|
| 2276 |
C++17 |
32.10 [futures] |
Missing requirement on std::promise::set_exception |
Yes |
|
|
| 2523 |
C++17 |
32.10.6 [futures.promise] |
std::promise synopsis shows two set_value_at_thread_exit()'s for no apparent reason |
Yes |
0 |
|
| 2531 |
C++17 |
32.10.7 [futures.unique.future] |
future::get should explicitly state that the shared state is released |
Yes |
3 |
|
| 2556 |
C++17 |
32.10.7 [futures.unique.future] |
Wide contract for future::share() |
Yes |
3 |
|
| 2752 |
C++17 |
32.10.9 [futures.async] |
"Throws:" clauses of async and packaged_task are unimplementable |
Yes |
3 |
|
| 2921 |
C++17 |
32.10.10 [futures.task] |
packaged_task and type-erased allocators |
Yes |
|
|
| 2407 |
C++17 |
32.10.10.2 [futures.task.members] |
packaged_task(allocator_arg_t, const Allocator&, F&&) should neither be constrained nor
explicit |
Yes |
|
|
| 2890 |
C++17 |
99 [defns.obj.state] |
The definition of 'object state' applies only to class types |
Yes |
|
|
| 2127 |
C++17 |
99 [depr.storage.iterator] |
Move-construction with raw_storage_iterator |
Yes |
3 |
|
| 2454 |
C++17 |
99 [depr.storage.iterator] |
Add raw_storage_iterator::base() member |
Yes |
0 |
|
| 2072 |
C++17 |
99 [depr.temporary.buffer] |
Unclear wording about capacity of temporary buffers |
Yes |
3 |
|
| 2670 |
C++17 |
99 [fs.op.system_complete] |
system_complete refers to undefined variable 'base'
|
Yes |
0 |
|
| 2404 |
C++17 |
99 [mismatch] |
mismatch()'s complexity needs to be updated |
Yes |
0 |
|
| 2786 |
C++17 |
C.4.9 [diff.cpp14.utilities] |
Annex C should mention shared_ptr changes for array support |
Yes |
0 |
|
| 2838 |
C++17 |
D.14 [depr.meta.types] |
is_literal_type specification needs a little cleanup |
Yes |
0 |
|
| 2438 |
C++17 |
D.17 [depr.iterator] |
std::iterator inheritance shouldn't be mandated |
Yes |
3 |
|
| Issue |
Status |
Section |
Title |
Proposed Resolution |
Priority |
Duplicates |
| 2225 |
C++14 |
16.4.3.2 [using.headers] |
Unrealistic header inclusion checks required |
Yes |
|
|
| 2291 |
C++14 |
16.4.4.5 [hash.requirements] |
std::hash is vulnerable to collision DoS attack |
Yes |
|
|
| 2065 |
C++14 |
16.4.4.6 [allocator.requirements] |
Minimal allocator interface |
Yes |
|
|
| 2081 |
C++14 |
16.4.4.6 [allocator.requirements] |
Allocator requirements should include CopyConstructible |
Yes |
|
|
| 2147 |
C++14 |
16.4.4.6 [allocator.requirements] |
Unclear hint type in Allocator's allocate function |
Yes |
|
|
| 2162 |
C++14 |
16.4.4.6 [allocator.requirements] |
allocator_traits::max_size missing noexcept |
Yes |
|
|
| 2263 |
C++14 |
16.4.4.6 [allocator.requirements] |
Comparing iterators and allocator pointers with different const-character |
Yes |
1 |
|
| 2112 |
C++14 |
16.4.6 [conforming] |
User-defined classes that cannot be derived from |
Yes |
1 |
|
| 2013 |
C++14 |
16.4.6.7 [constexpr.functions] |
Do library implementers have the freedom to add constexpr? |
Yes |
|
|
| 2044 |
C++14 |
16.4.6.8 [algorithm.stable] |
No definition of "Stable" for copy algorithms |
Yes |
|
|
| 2144 |
C++14 |
17.7.7 [type.index] |
Missing noexcept specification in type_index |
Yes |
|
|
| 2099 |
C++14 |
17.13 [support.runtime] |
Unnecessary constraints of va_start() usage |
Yes |
|
|
| 2145 |
C++14 |
19.5.3 [syserr.errcat] |
error_category default constructor |
Yes |
|
|
| 2109 |
C++14 |
19.5.7 [syserr.hash] |
Incorrect requirements for hash specializations |
Yes |
|
|
| 2284 |
C++14 |
20.2.9 [allocator.traits] |
Inconsistency in allocator_traits::max_size |
Yes |
|
|
| 2103 |
C++14 |
20.2.10 [default.allocator] |
std::allocator_traits<std::allocator<T>>::propagate_on_container_move_assignment |
Yes |
|
|
| 2047 |
C++14 |
20.3.1.3.4 [unique.ptr.single.asgn] |
Incorrect "mixed" move-assignment semantics of unique_ptr |
Yes |
|
|
| 2246 |
C++14 |
20.3.1.3.4 [unique.ptr.single.asgn] |
unique_ptr assignment effects w.r.t. deleter |
Yes |
|
|
| 2169 |
C++14 |
20.3.1.4.5 [unique.ptr.runtime.modifiers] |
Missing reset() requirements in unique_ptr specialization |
Yes |
|
|
| 2083 |
C++14 |
20.3.2.3 [util.smartptr.weak] |
const-qualification on weak_ptr::owner_before |
Yes |
|
|
| 2315 |
C++14 |
20.3.2.3 [util.smartptr.weak] |
weak_ptr should be movable |
Yes |
2 |
|
| 2316 |
C++14 |
20.3.2.3.6 [util.smartptr.weak.obs] |
weak_ptr::lock() should be atomic |
Yes |
0 |
|
| 2203 |
C++14 |
20.5.4 [allocator.adaptor.members] |
scoped_allocator_adaptor uses wrong argument types for piecewise construction |
Yes |
|
|
| 2314 |
C++14 |
21.2.1 [intseq.general] |
apply() should return decltype(auto) and use decay_t before tuple_size |
Yes |
0 |
|
| 2346 |
C++14 |
21.3.4 [meta.help] |
integral_constant's member functions should be marked noexcept |
Yes |
0 |
|
| 2015 |
C++14 |
21.3.5 [meta.unary] |
Incorrect pre-conditions for some type traits |
Yes |
|
|
| 2247 |
C++14 |
21.3.5.2 [meta.unary.cat] |
Type traits and std::nullptr_t |
Yes |
|
|
| 2049 |
C++14 |
21.3.5.4 [meta.unary.prop] |
is_destructible is underspecified |
Yes |
|
|
| 2196 |
C++14 |
21.3.5.4 [meta.unary.prop] |
Specification of is_*[copy/move]_[constructible/assignable] unclear for non-referencable types |
Yes |
|
|
| 2197 |
C++14 |
21.3.5.4 [meta.unary.prop] |
Specification of is_[un]signed unclear for non-arithmetic types |
Yes |
|
|
| 2298 |
C++14 |
21.3.5.4 [meta.unary.prop] |
[CD] is_nothrow_constructible is always false because of create<> |
Yes |
|
|
| 2317 |
C++14 |
21.3.6 [meta.unary.prop.query] |
The type property queries should be UnaryTypeTraits returning size_t |
Yes |
0 |
|
| 2141 |
C++14 |
21.3.8.7 [meta.trans.other] |
common_type trait produces reference types |
Yes |
|
|
| 2275 |
C++14 |
22.4.5 [tuple.creation] |
[CD] Why is forward_as_tuple not constexpr? |
Yes |
|
|
| 2301 |
C++14 |
22.4.5 [tuple.creation] |
Why is std::tie not constexpr? |
Yes |
2 |
|
| 2313 |
C++14 |
22.4.7 [tuple.helper] |
tuple_size should always derive from integral_constant<size_t, N> |
Yes |
2 |
|
| 2048 |
C++14 |
22.10 [function.objects] |
Unnecessary mem_fn overloads |
Yes |
|
|
| 2149 |
C++14 |
22.10 [function.objects] |
Concerns about 20.8/5 |
Yes |
|
|
| 2010 |
C++14 |
22.10.15.2 [func.bind.isbind] |
is_* traits for binding operations can't be meaningfully specialized |
Yes |
|
|
| 2021 |
C++14 |
22.10.15.4 [func.bind.bind] |
Further incorrect usages of result_of |
Yes |
|
|
| 2132 |
C++14 |
22.10.17.3.2 [func.wrap.func.con] |
std::function ambiguity |
Yes |
2 |
|
| 2148 |
C++14 |
22.10.19 [unord.hash] |
Hashing enums should be supported directly by std::hash |
Yes |
|
|
| 2193 |
C++14 |
23 [containers] |
Default constructors for standard library containers are explicit |
Yes |
1 |
|
| 2177 |
C++14 |
23.2.2 [container.requirements.general] |
Requirements on Copy/MoveInsertable |
Yes |
|
|
| 2182 |
C++14 |
23.2.2 [container.requirements.general] |
Container::[const_]reference types are misleadingly specified |
Yes |
0 |
|
| 2308 |
C++14 |
23.2.2 [container.requirements.general] |
Clarify container destructor requirements w.r.t. std::array |
Yes |
0 |
|
| 2320 |
C++14 |
23.2.2 [container.requirements.general] |
select_on_container_copy_construction() takes allocators, not containers |
Yes |
0 |
|
| 2105 |
C++14 |
23.2.2 [container.requirements.general] |
Inconsistent requirements on const_iterator's value_type |
Yes |
|
|
| 2211 |
C++14 |
23.2.2 [container.requirements.general] |
Replace ambiguous use of "Allocator" in container requirements |
Yes |
|
|
| 2257 |
C++14 |
23.2.2 [container.requirements.general] |
Simplify container requirements with the new algorithms |
Yes |
|
|
| 2200 |
C++14 |
23.2.3 [container.requirements.dataraces] |
Data race avoidance for all containers, not only for sequences |
Yes |
|
|
| 2231 |
C++14 |
23.2.4 [sequence.reqmts] |
DR 704 removes complexity guarantee for clear() |
Yes |
|
|
| 2322 |
C++14 |
23.2.7 [associative.reqmts] |
Associative(initializer_list, stuff) constructors are underspecified |
Yes |
0 |
|
| 1214 |
C++14 |
23.2.7 [associative.reqmts] |
Insufficient/inconsistent key immutability requirements for associative containers |
Yes |
|
|
| 2258 |
C++14 |
23.2.7 [associative.reqmts] |
a.erase(q1, q2) unable to directly return q2 |
Yes |
0 |
|
| 2299 |
C++14 |
23.2.7 [associative.reqmts] |
[CD] Effects of inaccessible key_compare::is_transparent type are not clear |
Yes |
1 |
|
| 2304 |
C++14 |
23.2.8 [unord.req] |
Complexity of count in unordered associative containers |
Yes |
0 |
|
| 2356 |
C++14 |
23.2.8 [unord.req] |
Stability of erasure in unordered associative containers |
Yes |
2 |
|
| 2209 |
C++14 |
23.3 [sequences] |
assign() overspecified for sequence containers |
Yes |
|
|
| 2210 |
C++14 |
23.3 [sequences] |
Missing allocator-extended constructor for allocator-aware containers |
Yes |
|
|
| 2045 |
C++14 |
23.3.7.6 [forward.list.ops] |
forward_list::merge and forward_list::splice_after with unequal allocators |
Yes |
|
|
| 2123 |
C++14 |
23.3.7.6 [forward.list.ops] |
merge() allocator requirements for lists versus forward lists |
Yes |
|
|
| 2222 |
C++14 |
23.3.7.6 [forward.list.ops] |
Inconsistency in description of forward_list::splice_after single-element overload |
Yes |
|
|
| 2122 |
C++14 |
23.3.9.5 [list.ops] |
merge() stability for lists versus forward lists |
Yes |
|
|
| 2323 |
C++14 |
23.3.11.3 [vector.capacity] |
vector::resize(n, t)'s specification should be simplified |
Yes |
0 |
|
| 2033 |
C++14 |
23.3.11.3 [vector.capacity] |
Preconditions of reserve, shrink_to_fit, and resize functions |
Yes |
|
|
| 2252 |
C++14 |
23.3.11.5 [vector.modifiers] |
Strong guarantee on vector::push_back() still broken with C++11? |
Yes |
|
|
| 2187 |
C++14 |
23.3.12 [vector.bool] |
vector<bool> is missing emplace and emplace_back member functions |
Yes |
|
|
| 2300 |
C++14 |
23.4.3 [map] |
[CD] Redundant sections for map and multimap members should be removed |
Yes |
|
|
| 2005 |
C++14 |
23.4.3.4 [map.modifiers] |
unordered_map::insert(T&&) protection should apply to map too |
Yes |
|
|
| 2050 |
C++14 |
23.5 [unord] |
Unordered associative containers do not use allocator_traits to define member types |
Yes |
|
|
| 2194 |
C++14 |
23.6 [container.adaptors] |
Impossible container requirements for adaptor types |
Yes |
|
|
| 2061 |
C++14 |
24.2 [iterator.synopsis] |
make_move_iterator and arrays |
Yes |
|
|
| 2128 |
C++14 |
24.2 [iterator.synopsis] |
Absence of global functions cbegin/cend |
Yes |
|
|
| 2285 |
C++14 |
24.5.1 [reverse.iterators] |
make_reverse_iterator |
Yes |
|
|
| 2360 |
C++14 |
24.5.1.2 [reverse.iterator] |
reverse_iterator::operator*() is unimplementable |
Yes |
1 |
|
| 2188 |
C++14 |
24.5.1.6 [reverse.iter.elem] |
Reverse iterator does not fully support targets that overload operator& |
Yes |
1 |
|
| 2324 |
C++14 |
24.5.2.2.2 [back.insert.iter.ops] |
Insert iterator constructors should use addressof() |
Yes |
0 |
|
| 2280 |
C++14 |
24.7 [iterator.range] |
begin/end for arrays should be constexpr and noexcept |
Yes |
|
|
| 2150 |
C++14 |
26.6.8 [alg.find.end] |
Unclear specification of find_end |
Yes |
|
|
| 2039 |
C++14 |
26.7.1 [alg.copy] |
Issues with std::reverse and std::copy_if |
Yes |
|
|
| 2110 |
C++14 |
26.7.8 [alg.remove] |
remove can't swap but note says it might |
Yes |
|
|
| 2074 |
C++14 |
26.7.10 [alg.reverse] |
Off by one error in std::reverse_copy |
Yes |
|
|
| 2339 |
C++14 |
26.8.3 [alg.nth.element] |
Wording issue in nth_element |
Yes |
0 |
|
| 2163 |
C++14 |
26.8.3 [alg.nth.element] |
nth_element requires inconsistent post-conditions |
Yes |
|
|
| 2357 |
C++14 |
26.8.5 [alg.partitions] |
Remaining "Assignable" requirement |
Yes |
0 |
|
| 2350 |
C++14 |
26.8.9 [alg.min.max] |
min, max, and minmax should be constexpr |
Yes |
1 |
|
| 2064 |
C++14 |
27.4.3 [basic.string] |
More noexcept issues in basic_string |
Yes |
|
|
| 2268 |
C++14 |
27.4.3 [basic.string] |
Setting a default argument in the declaration of a member function assign of std::basic_string |
Yes |
|
|
| 2003 |
C++14 |
27.4.3.2 [string.require] |
String exception inconsistency in erase. |
Yes |
0 |
|
| 2069 |
C++14 |
27.4.3.3 [string.cons] |
Inconsistent exception spec for basic_string move constructor |
Yes |
|
|
| 2235 |
C++14 |
27.4.3.3 [string.cons] |
Undefined behavior without proper requirements on basic_string constructors |
Yes |
|
|
| 2207 |
C++14 |
27.4.3.6 [string.access] |
basic_string::at should not have a Requires clause |
Yes |
|
|
| 2011 |
C++14 |
27.4.4.4 [string.io] |
Unexpected output required of strings |
Yes |
|
|
| 2009 |
C++14 |
27.4.5 [string.conversions] |
Reporting out-of-bound values on numeric string conversions |
Yes |
|
|
| 2293 |
C++14 |
28.3.4.3.3.3 [facet.num.put.virtuals] |
Wrong facet used by num_put::do_put |
Yes |
0 |
|
| 2028 |
C++14 |
28.3.4.8.2 [locale.messages] |
messages_base::catalog overspecified |
Yes |
|
|
| 2329 |
C++14 |
28.6.3 [re.syn] |
regex_match()/regex_search() with match_results should forbid temporary strings |
Yes |
2 |
|
| 2053 |
C++14 |
28.6.4 [re.const] |
Errors in regex bitmask types |
Yes |
|
|
| 2359 |
C++14 |
28.6.4.2 [re.synopt] |
How does regex_constants::nosubs affect basic_regex::mark_count()? |
Yes |
0 |
|
| 2330 |
C++14 |
28.6.4.2 [re.synopt] |
regex("meow", regex::icase) is technically forbidden but should be permitted |
Yes |
0 |
|
| 1450 |
C++14 |
28.6.4.3 [re.matchflag] |
Contradiction in regex_constants |
Yes |
3 |
|
| 2018 |
C++14 |
28.6.6 [re.traits] |
[CD] regex_traits::isctype Returns clause is wrong |
Yes |
|
|
| 2271 |
C++14 |
28.6.6 [re.traits] |
regex_traits::lookup_classname specification unclear |
Yes |
|
|
| 2306 |
C++14 |
28.6.9 [re.results] |
match_results::reference should be value_type&, not const value_type& |
Yes |
4 |
|
| 2205 |
C++14 |
28.6.10.2 [re.alg.match] |
Problematic postconditions of regex_match and regex_search |
Yes |
0 |
|
| 2213 |
C++14 |
28.6.10.4 [re.alg.replace] |
Return value of std::regex_replace |
Yes |
0 |
|
| 2332 |
C++14 |
28.6.11 [re.iter] |
regex_iterator/regex_token_iterator should forbid temporary regexes |
Yes |
2 |
|
| 2180 |
C++14 |
29.5.8.1 [rand.util.seedseq] |
Exceptions from std::seed_seq operations |
Yes |
|
|
| 2058 |
C++14 |
29.6 [numarray] |
valarray and begin/end |
Yes |
|
|
| 2071 |
C++14 |
29.6.2.3 [valarray.assign] |
std::valarray move-assignment |
Yes |
|
|
| 2086 |
C++14 |
29.7 [c.math] |
Overly generic type support for math functions |
Yes |
|
|
| 2278 |
C++14 |
30.2 [time.syn] |
User-defined literals for Standard Library types |
Yes |
|
|
| 2094 |
C++14 |
30.5.2 [time.duration.cons] |
duration conversion overflow shouldn't participate in overload resolution |
Yes |
|
|
| 2087 |
C++14 |
31.5 [iostreams.base] |
iostream_category() and noexcept |
Yes |
|
|
| 2143 |
C++14 |
31.5.2 [ios.base] |
ios_base::xalloc should be thread-safe |
Yes |
|
|
| 2085 |
C++14 |
31.7.5.4 [istream.unformatted] |
Wrong description of effect 1 of basic_istream::ignore |
Yes |
|
|
| 2341 |
C++14 |
31.7.6.2.5 [ostream.seeks] |
Inconsistency between basic_ostream::seekp(pos) and basic_ostream::seekp(off, dir) |
Yes |
0 |
|
| 2272 |
C++14 |
31.7.9 [quoted.manip] |
quoted should use char_traits::eq for character comparison |
Yes |
|
|
| 2344 |
C++14 |
31.7.9 [quoted.manip] |
quoted()'s interaction with padding is unclear |
Yes |
1 |
|
| 2130 |
C++14 |
32.5.4 [atomics.order] |
Missing ordering constraints |
Yes |
|
|
| 2138 |
C++14 |
32.5.10 [atomics.flag] |
atomic_flag::clear should not accept memory_order_consume |
Yes |
|
|
| 2159 |
C++14 |
32.5.10 [atomics.flag] |
atomic_flag initialization |
Yes |
|
|
| 2091 |
C++14 |
32.6.4.3 [thread.timedmutex.requirements] |
Misplaced effect in m.try_lock_for() |
Yes |
|
|
| 2288 |
C++14 |
32.6.4.4 [thread.sharedmutex.requirements] |
Inconsistent requirements for shared mutexes |
Yes |
|
|
| 2104 |
C++14 |
32.6.5.4 [thread.lock.unique] |
unique_lock move-assignment should not be noexcept |
Yes |
|
|
| 2080 |
C++14 |
32.6.7 [thread.once] |
Specify when once_flag becomes invalid |
Yes |
|
|
| 2140 |
C++14 |
32.7 [thread.condition] |
Meaning of notify_all_at_thread_exit synchronization requirement? |
Yes |
|
|
| 2190 |
C++14 |
32.7 [thread.condition] |
Condition variable specification |
Yes |
|
|
| 2093 |
C++14 |
32.7.4 [thread.condition.condvar] |
Throws clause of condition_variable::wait with predicate |
Yes |
|
|
| 2135 |
C++14 |
32.7.4 [thread.condition.condvar] |
Unclear requirement for exceptions thrown in condition_variable::wait() |
Yes |
|
|
| 2092 |
C++14 |
32.7.5 [thread.condition.condvarany] |
Vague Wording for condition_variable_any |
Yes |
|
|
| 2056 |
C++14 |
32.10.1 [futures.overview] |
future_errc enums start with value 0 (invalid value for broken_promise) |
Yes |
|
|
| 2102 |
C++14 |
32.10.1 [futures.overview] |
Why is std::launch an implementation-defined type? |
Yes |
|
|
| 2098 |
C++14 |
32.10.6 [futures.promise] |
Minor Inconsistency between promise::set_value and promise::set_value_at_thread_exit |
Yes |
|
|
| 2096 |
C++14 |
32.10.7 [futures.unique.future] |
Incorrect constraints of future::get in regard to MoveAssignable |
Yes |
|
|
| 2185 |
C++14 |
32.10.7 [futures.unique.future] |
Missing throws clause for future/shared_future::wait_for/wait_until |
Yes |
|
|
| 2186 |
C++14 |
32.10.9 [futures.async] |
Incomplete action on async/launch::deferred |
Yes |
|
|
| 2078 |
C++14 |
32.10.9 [futures.async] |
Throw specification of async() incomplete |
Yes |
|
|
| 2100 |
C++14 |
32.10.9 [futures.async] |
timed waiting functions cannot timeout if launch::async policy used |
Yes |
|
|
| 2120 |
C++14 |
32.10.9 [futures.async] |
What should async do if neither 'async' nor 'deferred' is set in policy? |
Yes |
|
|
| 2067 |
C++14 |
32.10.10 [futures.task] |
packaged_task should have deleted copy c'tor with const parameter |
Yes |
|
|
| 2097 |
C++14 |
32.10.10.2 [futures.task.members] |
packaged_task constructors should be constrained |
Yes |
|
|
| 2142 |
C++14 |
32.10.10.2 [futures.task.members] |
packaged_task::operator() synchronization too broad? |
Yes |
|
|
| 2175 |
C++14 |
99 [depr.conversions.string] |
wstring_convert and wbuffer_convert validity |
Yes |
|
|
| 2176 |
C++14 |
99 [depr.conversions.string] |
Special members for wstring_convert and wbuffer_convert |
Yes |
|
|
| 2174 |
C++14 |
99 [depr.conversions.string] |
wstring_convert::converted() should be noexcept |
Yes |
|
|
| 2229 |
C++14 |
99 [depr.locale.stdcvt] |
Standard code conversion facets underspecified |
Yes |
|
|
| 2172 |
C++14 |
99 [depr.util.smartptr.shared.atomic] |
Does atomic_compare_exchange_* accept v == nullptr arguments? |
Yes |
|
|
| Issue |
Status |
Section |
Title |
Proposed Resolution |
Priority |
Duplicates |
| 1354 |
C++11 |
3.15 [defns.deadlock] |
The definition of deadlock excludes cases involving a single thread |
Yes |
|
|
| 1195 |
C++11 |
16 [library] |
"Diagnostic required" wording is insufficient to prevent UB |
Yes |
|
|
| 1349 |
C++11 |
16 [library] |
swap should not throw |
Yes |
|
|
| 997 |
C++11 |
16.3.2.4 [structure.specifications] |
"Effects: Equivalent to" is underspecified |
Yes |
|
|
| 1065 |
C++11 |
16.4.2.2 [contents] |
Allow inline namespaces within namespace std for implementations |
Yes |
|
|
| 1264 |
C++11 |
16.4.2.5 [compliance] |
quick_exit support for freestanding implementations |
Yes |
|
|
| 1360 |
C++11 |
16.4.2.5 [compliance] |
Add <atomic> to free-standing implementations |
Yes |
|
|
| 724 |
C++11 |
16.4.4.2 [utility.arg.requirements] |
DefaultConstructible is not defined |
Yes |
|
|
| 753 |
C++11 |
16.4.4.2 [utility.arg.requirements] |
Move constructor in draft |
Yes |
|
|
| 1309 |
C++11 |
16.4.4.2 [utility.arg.requirements] |
Missing expressions for Move/CopyConstructible |
Yes |
|
|
| 1332 |
C++11 |
16.4.4.5 [hash.requirements] |
Let Hash objects throw! |
Yes |
|
|
| 752 |
C++11 |
16.4.4.6 [allocator.requirements] |
Allocator complexity requirement |
Yes |
|
|
| 1157 |
C++11 |
16.4.5.2.1 [namespace.std] |
Local types can now instantiate templates |
Yes |
|
|
| 2014 |
C++11 |
16.4.5.3.3 [macro.names] |
More restrictions on macro names |
Yes |
|
|
| 1004 |
C++11 |
16.4.5.8 [res.on.functions] |
Clarify "throws an exception" |
Yes |
|
|
| 1362 |
C++11 |
16.4.5.9 [res.on.arguments] |
Description of binding to rvalue-references should use the new 'xvalue' vocabulary |
Yes |
|
|
| 1204 |
C++11 |
16.4.5.9 [res.on.arguments] |
Global permission to move |
Yes |
|
|
| 1095 |
C++11 |
16.4.5.10 [res.on.objects] |
Shared objects and the library wording unclear |
Yes |
|
|
| 1178 |
C++11 |
16.4.6.2 [res.on.headers] |
Header dependencies |
Yes |
|
|
| 1066 |
C++11 |
17 [support] |
Use [[noreturn]] attribute in the library |
Yes |
|
|
| 1097 |
C++11 |
17.2 [support.types] |
#define __STDCPP_THREADS |
Yes |
|
|
| 1363 |
C++11 |
17.2 [support.types] |
offsetof should be marked noexcept |
Yes |
|
|
| 993 |
C++11 |
17.5 [support.start.term] |
_Exit needs better specification |
Yes |
|
|
| 1144 |
C++11 |
17.5 [support.start.term] |
"thread safe" is undefined |
Yes |
|
|
| 1006 |
C++11 |
17.6.3 [new.delete] |
operator delete in garbage collected implementation |
Yes |
|
|
| 1524 |
C++11 |
17.6.3.5 [new.delete.dataraces] |
Allocation functions are missing happens-before requirements and guarantees |
Yes |
|
|
| 994 |
C++11 |
17.6.4.3 [new.handler] |
quick_exit should terminate well-defined |
Yes |
|
|
| 471 |
C++11 |
17.9.3 [exception] |
result of what() implementation-defined |
Yes |
|
|
| 1130 |
C++11 |
17.9.7 [propagation] |
copy_exception name misleading |
Yes |
|
|
| 819 |
C++11 |
17.9.8 [except.nested] |
rethrow_if_nested |
Yes |
|
|
| 1136 |
C++11 |
17.9.8 [except.nested] |
Incomplete specification of nested_exception::rethrow_nested() |
Yes |
|
|
| 1216 |
C++11 |
17.9.8 [except.nested] |
LWG 1066 Incomplete? |
Yes |
|
|
| 1370 |
C++11 |
17.9.8 [except.nested] |
throw_with_nested should not use perfect forwarding |
Yes |
|
|
| 894 |
C++11 |
17.13 [support.runtime] |
longjmp and destructors |
Yes |
|
|
| 1237 |
C++11 |
19.5 [syserr] |
Constrained error_code/error_condition members |
Yes |
|
|
| 890 |
C++11 |
19.5.3 [syserr.errcat] |
Improving <system_error> initialization |
Yes |
|
|
| 1372 |
C++11 |
19.5.3.5 [syserr.errcat.objects] |
Adopt recommended practice for standard error categories |
Yes |
|
|
| 1103 |
C++11 |
19.5.8.2 [syserr.syserr.members] |
system_error constructor postcondition overly strict |
Yes |
|
|
| 1073 |
C++11 |
20.2 [memory] |
Declaration of allocator_arg should be constexpr |
Yes |
|
|
| 1401 |
C++11 |
20.2 [memory] |
Provide support for unique_ptr<T> == nullptr |
Yes |
|
|
| 1402 |
C++11 |
20.2 [memory] |
nullptr constructors for smart pointers should be constexpr |
Yes |
|
|
| 1404 |
C++11 |
20.2.3 [pointer.traits] |
pointer_traits should have a size_type member |
Yes |
|
|
| 1403 |
C++11 |
20.2.7 [allocator.tag] |
Inconsistent definitions for allocator_arg |
Yes |
|
|
| 1285 |
C++11 |
20.2.9.3 [allocator.traits.members] |
allocator_traits call to new |
Yes |
|
|
| 1286 |
C++11 |
20.2.9.3 [allocator.traits.members] |
allocator_traits::select_on_container_copy_construction type-o |
Yes |
|
|
| 970 |
C++11 |
20.2.11 [specialized.addressof] |
addressof overload unneeded |
Yes |
|
|
| 1193 |
C++11 |
20.3.1.2 [unique.ptr.dltr] |
default_delete cannot be instantiated with incomplete types |
Yes |
|
|
| 854 |
C++11 |
20.3.1.2.2 [unique.ptr.dltr.dflt] |
default_delete converting constructor underspecified |
Yes |
|
|
| 1517 |
C++11 |
20.3.1.2.2 [unique.ptr.dltr.dflt] |
default_delete's default constructor should be trivial |
Yes |
|
|
| 938 |
C++11 |
20.3.1.2.3 [unique.ptr.dltr.dflt1] |
default_delete<T[]>::operator() should only accept T* |
Yes |
|
|
| 1303 |
C++11 |
20.3.1.3 [unique.ptr.single] |
shared_ptr, unique_ptr, and rvalue references v2 |
Yes |
|
|
| 1021 |
C++11 |
20.3.1.3.4 [unique.ptr.single.asgn] |
Allow nullptr_t assignments to unique_ptr |
Yes |
|
|
| 998 |
C++11 |
20.3.1.3.6 [unique.ptr.single.modifiers] |
Smart pointer referencing its owner |
Yes |
|
|
| 821 |
C++11 |
20.3.1.4.5 [unique.ptr.runtime.modifiers] |
Minor cleanup : unique_ptr |
Yes |
|
|
| 758 |
C++11 |
20.3.2.2 [util.smartptr.shared] |
shared_ptr and nullptr |
Yes |
|
|
| 896 |
C++11 |
20.3.2.2 [util.smartptr.shared] |
Library thread safety issue |
Yes |
|
|
| 881 |
C++11 |
20.3.2.2.2 [util.smartptr.shared.const] |
shared_ptr conversion issue |
Yes |
|
|
| 925 |
C++11 |
20.3.2.2.2 [util.smartptr.shared.const] |
shared_ptr's explicit conversion from unique_ptr |
Yes |
|
|
| 899 |
C++11 |
20.3.2.2.3 [util.smartptr.shared.dest] |
Adjusting shared_ptr for nullptr_t |
Yes |
|
|
| 711 |
C++11 |
20.3.2.2.6 [util.smartptr.shared.obs] |
Contradiction in empty shared_ptr |
Yes |
|
|
| 1262 |
C++11 |
20.3.2.2.8 [util.smartptr.shared.cmp] |
std::less<std::shared_ptr<T>> is underspecified |
Yes |
|
|
| 1256 |
C++11 |
20.3.2.3 [util.smartptr.weak] |
weak_ptr comparison functions should be removed |
Yes |
|
|
| 1231 |
C++11 |
20.3.2.3.6 [util.smartptr.weak.obs] |
weak_ptr comparisons incompletely resolved |
Yes |
|
|
| 949 |
C++11 |
20.3.2.4 [util.smartptr.ownerless] |
owner_less |
Yes |
|
|
| 1316 |
C++11 |
20.5 [allocator.adaptor] |
scoped_allocator_adaptor operator== has no definition |
Yes |
|
|
| 1114 |
C++11 |
21 [meta] |
Type traits underspecified |
Yes |
|
|
| 1019 |
C++11 |
21.3.4 [meta.help] |
Make integral_constant objects useable in integral-constant-expressions |
Yes |
|
|
| 931 |
C++11 |
21.3.5.4 [meta.unary.prop] |
type trait extent<T, I> |
Yes |
|
|
| 1131 |
C++11 |
21.3.5.4 [meta.unary.prop] |
C++0x does not need alignment_of |
Yes |
|
|
| 975 |
C++11 |
21.3.7 [meta.rel] |
is_convertible cannot be instantiated for non-convertible types |
Yes |
|
|
| 1187 |
C++11 |
21.3.8.7 [meta.trans.other] |
std::decay |
Yes |
|
|
| 921 |
C++11 |
21.4.3 [ratio.ratio] |
Rational Arithmetic should use template aliases |
Yes |
|
|
| 1388 |
C++11 |
21.4.3 [ratio.ratio] |
LWG 1281 incorrectly accepted |
Yes |
|
|
| 948 |
C++11 |
21.4.4 [ratio.arithmetic] |
ratio arithmetic tweak |
Yes |
|
|
| 1255 |
C++11 |
22.2 [utility] |
declval should be added to the library |
Yes |
|
|
| 939 |
C++11 |
22.2.4 [forward] |
Problem with std::identity and reference-to-temporaries |
Yes |
|
|
| 296 |
C++11 |
22.3 [pairs] |
Missing descriptions and requirements of pair operators |
Yes |
|
|
| 811 |
C++11 |
22.3 [pairs] |
pair of pointers no longer works with literal 0 |
Yes |
|
|
| 885 |
C++11 |
22.3 [pairs] |
pair assignment |
Yes |
|
|
| 886 |
C++11 |
22.4.4.2 [tuple.cnstr] |
tuple construction |
Yes |
|
|
| 1384 |
C++11 |
22.4.5 [tuple.creation] |
Function pack_arguments is poorly named |
Yes |
|
|
| 1385 |
C++11 |
22.4.5 [tuple.creation] |
tuple_cat should be a single variadic signature |
Yes |
|
|
| 1386 |
C++11 |
22.4.5 [tuple.creation] |
pack_arguments overly complex |
Yes |
|
|
| 1118 |
C++11 |
22.4.7 [tuple.helper] |
tuple query APIs do not support cv-qualification |
Yes |
|
|
| 1191 |
C++11 |
22.4.8 [tuple.elem] |
tuple get API should respect rvalues |
Yes |
|
|
| 1335 |
C++11 |
22.4.9 [tuple.rel] |
Insufficient requirements for tuple::operator<() |
Yes |
|
|
| 853 |
C++11 |
22.9.2 [template.bitset] |
to_string needs updating with zero and one |
Yes |
|
|
| 1113 |
C++11 |
22.9.2 [template.bitset] |
bitset::to_string could be simplified |
Yes |
|
|
| 1227 |
C++11 |
22.9.2 [template.bitset] |
<bitset> synopsis overspecified |
Yes |
|
|
| 1250 |
C++11 |
22.9.2 [template.bitset] |
<bitset> still overspecified |
Yes |
|
|
| 1325 |
C++11 |
22.9.2.2 [bitset.cons] |
bitset |
Yes |
|
|
| 907 |
C++11 |
22.9.2.3 [bitset.members] |
Bitset's immutable element retrieval is inconsistently defined |
Yes |
|
|
| 1294 |
C++11 |
22.10.4 [func.require] |
Difference between callable wrapper and forwarding call wrapper unclear |
Yes |
|
|
| 1295 |
C++11 |
22.10.4 [func.require] |
Contradictory call wrapper requirements |
Yes |
|
|
| 1520 |
C++11 |
22.10.4 [func.require] |
INVOKE on member data pointer with too many arguments |
Yes |
|
|
| 987 |
C++11 |
22.10.6 [refwrap] |
reference_wrapper and function types |
Yes |
|
|
| 2017 |
C++11 |
22.10.6 [refwrap] |
std::reference_wrapper makes incorrect usage of std::result_of |
Yes |
|
|
| 2022 |
C++11 |
22.10.6 [refwrap] |
reference_wrapper<T>::result_type is underspecified |
Yes |
|
|
| 688 |
C++11 |
22.10.6.2 [refwrap.const] |
reference_wrapper, cref unsafe, allow binding to rvalues |
Yes |
|
|
| 1071 |
C++11 |
22.10.15.2 [func.bind.isbind] |
is_bind_expression should derive from integral_constant<bool> |
Yes |
|
|
| 817 |
C++11 |
22.10.15.4 [func.bind.bind] |
bind needs to be moved |
Yes |
|
|
| 920 |
C++11 |
22.10.16 [func.memfn] |
Ref-qualification support in the library |
Yes |
|
1230 |
| 1070 |
C++11 |
22.10.17.3 [func.wrap.func] |
Ambiguous move overloads in function |
Yes |
|
|
| 1240 |
C++11 |
22.10.17.3 [func.wrap.func] |
Deleted comparison functions of std::function not needed |
Yes |
|
|
| 1399 |
C++11 |
22.10.17.3 [func.wrap.func] |
function does not need an explicit default constructor |
Yes |
|
|
| 1287 |
C++11 |
22.10.17.3.2 [func.wrap.func.con] |
std::function requires CopyConstructible target object |
Yes |
|
|
| 1288 |
C++11 |
22.10.17.3.2 [func.wrap.func.con] |
std::function assignment from rvalues |
Yes |
|
|
| 1292 |
C++11 |
22.10.17.3.2 [func.wrap.func.con] |
std::function should support all callable types |
Yes |
|
|
| 1400 |
C++11 |
22.10.17.3.2 [func.wrap.func.con] |
FCD function does not need an explicit default constructor |
Yes |
|
|
| 1333 |
C++11 |
22.10.17.3.5 [func.wrap.func.inv] |
Missing forwarding during std::function invocation |
Yes |
|
|
| 978 |
C++11 |
22.10.19 [unord.hash] |
Hashing smart pointers |
Yes |
|
|
| 1182 |
C++11 |
22.10.19 [unord.hash] |
Unfortunate hash dependencies |
Yes |
|
|
| 1245 |
C++11 |
22.10.19 [unord.hash] |
std::hash<string> & co |
Yes |
|
|
| 774 |
C++11 |
23 [containers] |
Member swap undefined for most containers |
Yes |
|
|
| 868 |
C++11 |
23 [containers] |
Default construction and value-initialization |
Yes |
|
|
| 883 |
C++11 |
23 [containers] |
swap circular definition |
Yes |
|
|
| 704 |
C++11 |
23.2 [container.requirements] |
MoveAssignable requirement for container value type overly strict |
Yes |
|
|
| 861 |
C++11 |
23.2 [container.requirements] |
Incomplete specification of EqualityComparable for std::forward_list |
Yes |
|
|
| 1416 |
C++11 |
23.2 [container.requirements] |
forward_list::erase_after should not be allowed to throw |
Yes |
|
|
| 1034 |
C++11 |
23.2.2 [container.requirements.general] |
Clarify generality of Container Requirement tables |
Yes |
|
|
| 1319 |
C++11 |
23.2.2 [container.requirements.general] |
Containers should require an iterator that is at least a Forward Iterator |
Yes |
|
|
| 149 |
C++11 |
23.2.4 [sequence.reqmts] |
Insert should return iterator to first element inserted |
Yes |
|
|
| 1037 |
C++11 |
23.2.4 [sequence.reqmts] |
Unclear status of match_results as library container |
Yes |
|
|
| 1038 |
C++11 |
23.2.4 [sequence.reqmts] |
Sequence requirement table needs to reference several new containers |
Yes |
|
|
| 1039 |
C++11 |
23.2.4 [sequence.reqmts] |
Sequence container back function should also support const_iterator |
Yes |
|
|
| 1234 |
C++11 |
23.2.4 [sequence.reqmts] |
"Do the right thing" and NULL |
Yes |
|
|
| 982 |
C++11 |
23.2.7 [associative.reqmts] |
Wrong complexity for initializer_list assignment in Table 85 |
Yes |
|
|
| 1040 |
C++11 |
23.2.7 [associative.reqmts] |
Clarify possible sameness of associative container's iterator and const_iterator |
Yes |
|
|
| 1253 |
C++11 |
23.2.7 [associative.reqmts] |
invalidation of iterators and emplace vs. insert inconsistence in assoc. containers |
Yes |
|
|
| 869 |
C++11 |
23.2.8 [unord.req] |
Bucket (local) iterators and iterating past end |
Yes |
|
|
| 870 |
C++11 |
23.2.8 [unord.req] |
Do unordered containers not support function pointers for predicate/hasher? |
Yes |
|
|
| 981 |
C++11 |
23.2.8 [unord.req] |
Unordered container requirements should add initializer_list support |
Yes |
|
|
| 1189 |
C++11 |
23.2.8 [unord.req] |
Awkward interface for changing the number of buckets in an unordered associative container |
Yes |
|
|
| 1197 |
C++11 |
23.2.8 [unord.req] |
Can unordered containers have bucket_count() == 0? |
Yes |
|
|
| 1306 |
C++11 |
23.3.3 [array] |
pointer and const_pointer for <array> |
Yes |
|
|
| 1417 |
C++11 |
23.3.3.5 [array.zero] |
front/back on a zero-sized array should be undefined |
Yes |
|
|
| 1418 |
C++11 |
23.3.5.3 [deque.capacity] |
Effects of resize(size()) on a deque |
Yes |
|
|
| 878 |
C++11 |
23.3.7 [forward.list] |
forward_list preconditions |
Yes |
|
|
| 1276 |
C++11 |
23.3.7 [forward.list] |
forwardlist missing allocator constructors |
Yes |
|
|
| 2042 |
C++11 |
23.3.7.3 [forward.list.iter] |
Comparing forward_list::before_begin() to forward_list::end() |
Yes |
|
|
| 1278 |
C++11 |
23.3.7.5 [forward.list.modifiers] |
Inconsistent return values for forward_list::insert_after |
Yes |
|
|
| 1340 |
C++11 |
23.3.7.5 [forward.list.modifiers] |
Why does forward_list::resize take the object to be copied by value? |
Yes |
|
|
| 898 |
C++11 |
23.3.7.6 [forward.list.ops] |
Small contradiction in n2723 to forward to committee |
Yes |
|
|
| 1133 |
C++11 |
23.3.7.6 [forward.list.ops] |
Does N2844 break current specification of list::splice? |
Yes |
|
|
| 1310 |
C++11 |
23.3.7.6 [forward.list.ops] |
forward_list splice_after from lvalues |
Yes |
|
|
| 1420 |
C++11 |
23.3.9.3 [list.capacity] |
Effects of resize(size()) on a list |
Yes |
|
|
| 1207 |
C++11 |
23.3.9.5 [list.ops] |
Underspecified std::list operations? |
Yes |
|
|
| 1215 |
C++11 |
23.3.9.5 [list.ops] |
list::merge with unequal allocators |
Yes |
|
|
| 1525 |
C++11 |
23.3.11.3 [vector.capacity] |
Effects of resize(size()) on a vector |
Yes |
|
|
| 1312 |
C++11 |
23.3.11.4 [vector.data] |
vector::data no longer returns a raw pointer |
Yes |
|
|
| 814 |
C++11 |
23.3.12 [vector.bool] |
vector<bool>::swap(reference, reference) not defined |
Yes |
|
|
| 1254 |
C++11 |
23.3.12 [vector.bool] |
Misleading sentence in vector<bool>::flip |
Yes |
|
|
| 1284 |
C++11 |
23.3.12 [vector.bool] |
vector<bool> initializer_list constructor missing an allocator argument |
Yes |
|
|
| 1423 |
C++11 |
23.4.3 [map] |
map constructor accepting an allocator as single parameter should be explicit |
Yes |
|
|
| 2007 |
C++11 |
23.4.3.3 [map.access] |
Incorrect specification of return value for map<>::at() |
Yes |
|
|
| 1424 |
C++11 |
23.4.4 [multimap] |
multimap constructor accepting an allocator as a single parameter should be explicit |
Yes |
|
|
| 1425 |
C++11 |
23.4.6 [set] |
set constructor accepting an allocator as a single parameter should be explicit |
Yes |
|
|
| 1426 |
C++11 |
23.4.7 [multiset] |
multiset constructor accepting an allocator as a single parameter should be explicit |
Yes |
|
|
| 676 |
C++11 |
23.5 [unord] |
Moving the unordered containers |
Yes |
|
|
| 1427 |
C++11 |
23.5.3 [unord.map] |
unordered_map constructor accepting an allocator as a single parameter should be explicit |
Yes |
|
|
| 1519 |
C++11 |
23.5.3 [unord.map] |
bucketsize() const only for unordered set |
Yes |
|
|
| 1428 |
C++11 |
23.5.4 [unord.multimap] |
unordered_multimap constructor accepting an allocator as a single parameter should be explicit |
Yes |
|
|
| 1429 |
C++11 |
23.5.6 [unord.set] |
unordered_set constructor accepting an allocator as a single parameter should be explicit |
Yes |
|
|
| 1430 |
C++11 |
23.5.7 [unord.multiset] |
unordered_multiset constructor accepting an allocator as a single parameter should be explicit |
Yes |
|
|
| 1199 |
C++11 |
23.6 [container.adaptors] |
Missing extended copy constructor in container adaptors |
Yes |
|
|
| 1194 |
C++11 |
23.6 [container.adaptors] |
Unintended queue constructor |
Yes |
|
|
| 1198 |
C++11 |
23.6 [container.adaptors] |
Container adaptor swap: member or non-member? |
Yes |
|
|
| 765 |
C++11 |
24.3.4 [iterator.concepts] |
More on iterator validity |
Yes |
|
|
| 1079 |
C++11 |
24.3.5.7 [random.access.iterators] |
UK-265: RandomAccessIterator's operator- has nonsensical effects clause |
Yes |
|
|
| 1011 |
C++11 |
24.4.3 [iterator.operations] |
next/prev wrong iterator type |
Yes |
|
|
| 1012 |
C++11 |
24.5.1.4 [reverse.iter.cons] |
reverse_iterator default ctor should value initialize |
Yes |
|
|
| 1334 |
C++11 |
24.5.2.2.2 [back.insert.iter.ops] |
Insert iterators are broken for some proxy containers compared to C++03 |
Yes |
|
|
| 872 |
C++11 |
24.5.4.6 [move.iter.elem] |
move_iterator::operator[] has wrong return type |
Yes |
|
|
| 788 |
C++11 |
24.6.2 [istream.iterator] |
Ambiguity in [istream.iterator] |
Yes |
|
|
| 838 |
C++11 |
24.6.2 [istream.iterator] |
Can an end-of-stream iterator become a non-end-of-stream one?
|
Yes |
|
|
| 1280 |
C++11 |
24.6.2.2 [istream.iterator.cons] |
Initialization of stream iterators |
Yes |
|
|
| 659 |
C++11 |
24.6.4 [istreambuf.iterator] |
istreambuf_iterator should have an operator->() |
Yes |
|
|
| 1126 |
C++11 |
24.6.4.4 [istreambuf.iterator.ops] |
istreambuff_iterator::equal needs a const & parameter |
Yes |
|
|
| 1205 |
C++11 |
26 [algorithms] |
Some algorithms could more clearly document their handling of empty ranges |
Yes |
|
|
| 1110 |
C++11 |
26.6.5 [alg.foreach] |
Is for_each overconstrained? |
Yes |
|
|
| 1431 |
C++11 |
26.6.14 [alg.is.permutation] |
is_permutation must be more restrictive |
Yes |
|
|
| 1338 |
C++11 |
26.6.15 [alg.search] |
LWG 1205 incorrectly applied |
Yes |
|
|
| 1206 |
C++11 |
26.7.2 [alg.move] |
Incorrect requires for move_backward and copy_backward |
Yes |
|
|
| 865 |
C++11 |
26.7.6 [alg.fill] |
More algorithms that throw away information |
Yes |
|
|
| 1241 |
C++11 |
26.7.9 [alg.unique] |
unique_copy needs to require EquivalenceRelation |
Yes |
|
|
| 1432 |
C++11 |
26.7.13 [alg.random.shuffle] |
random_shuffle signatures are inconsistent |
Yes |
|
1433 |
| 556 |
C++11 |
26.8 [alg.sorting] |
Is Compare a BinaryPredicate? |
Yes |
|
|
| 498 |
C++11 |
26.8.5 [alg.partitions] |
Requirements for partition() and stable_partition() too strong |
Yes |
|
|
| 780 |
C++11 |
26.8.6 [alg.merge] |
std::merge() specification incorrect/insufficient |
Yes |
|
|
| 539 |
C++11 |
26.10.7 [partial.sum] |
partial_sum and adjacent_difference should mention requirements |
Yes |
|
|
| 871 |
C++11 |
26.10.13 [numeric.iota] |
Iota's requirements on T are too strong |
Yes |
|
|
| 866 |
C++11 |
26.11 [specialized.algorithms] |
Qualification of placement new-expressions |
Yes |
|
|
| 999 |
C++11 |
26.11 [specialized.algorithms] |
Taking the address of a function |
Yes |
|
|
| 1339 |
C++11 |
26.11.7 [uninitialized.fill] |
uninitialized_fill_n should return the end of its range |
Yes |
|
|
| 1170 |
C++11 |
27.1 [strings.general] |
String char-like types no longer PODs |
Yes |
|
|
| 1414 |
C++11 |
27.2.4.4 [char.traits.specializations.char16.t] |
Fixing remaining dead links to POS_T and OFF_T |
Yes |
|
1444 |
| 876 |
C++11 |
27.4.3 [basic.string] |
basic_string access operations should give stronger guarantees |
Yes |
|
|
| 847 |
C++11 |
27.4.3.2 [string.require] |
string exception safety guarantees |
Yes |
|
|
| 1192 |
C++11 |
27.4.3.4 [string.iterators] |
basic_string missing definitions for cbegin / cend / crbegin / crend |
Yes |
|
|
| 1323 |
C++11 |
27.4.3.7.6 [string.replace] |
basic_string::replace should use const_iterator |
Yes |
|
|
| 1138 |
C++11 |
27.4.4.1 [string.op.plus] |
Unusual return value for operator+ |
Yes |
|
|
| 1261 |
C++11 |
27.4.5 [string.conversions] |
Insufficent overloads for to_string / to_wstring |
Yes |
|
|
| 1298 |
C++11 |
28.3.2 [locale.syn] |
Missing specialization of ctype_byname<char> |
Yes |
|
|
| 2019 |
C++11 |
28.3.3.3.1 [classification] |
isblank not supported by std::locale |
Yes |
|
|
| 473 |
C++11 |
28.3.4.2.2 [locale.ctype] |
underspecified ctype calls |
Yes |
|
|
| 427 |
C++11 |
28.3.4.3.2.3 [facet.num.get.virtuals] |
Stage 2 and rationale of DR 221 |
Yes |
|
|
| 2041 |
C++11 |
28.3.4.3.2.3 [facet.num.get.virtuals] |
Stage 2 accumulate incompatibilty |
Yes |
|
|
| 671 |
C++11 |
28.3.4.3.3.3 [facet.num.put.virtuals] |
precision of hexfloat |
Yes |
|
|
| 1152 |
C++11 |
28.3.4.3.3.3 [facet.num.put.virtuals] |
Expressions parsed differently than intended |
Yes |
|
|
| 836 |
C++11 |
28.3.4.7.2.3 [locale.money.get.virtuals] |
Effects of money_base::space and
money_base::none on money_get
|
Yes |
|
670 |
| 1337 |
C++11 |
28.6.6 [re.traits] |
Swapped arguments in regex_traits::isctype |
Yes |
|
|
| 723 |
C++11 |
28.6.7 [re.regex] |
basic_regex should be moveable |
Yes |
|
|
| 2029 |
C++11 |
28.6.7 [re.regex] |
Missing 'noexcept' on basic_regex move-assignment operator |
Yes |
|
|
| 1014 |
C++11 |
28.6.7.2 [re.regex.construct] |
basic_regex should be created/assigned from initializer lists |
Yes |
|
|
| 2001 |
C++11 |
28.6.7.3 [re.regex.assign] |
Class template basic_regex uses non existent string_type |
Yes |
|
|
| 1180 |
C++11 |
28.6.8.2 [re.submatch.members] |
Missing string_type member typedef in class sub_match |
Yes |
|
|
| 1181 |
C++11 |
28.6.8.3 [re.submatch.op] |
Invalid sub_match comparison operators |
Yes |
|
|
| 1209 |
C++11 |
28.6.9.2 [re.results.const] |
match_results should be moveable |
Yes |
|
|
| 727 |
C++11 |
28.6.10.4 [re.alg.replace] |
regex_replace() doesn't accept basic_strings with custom traits and allocators |
Yes |
|
|
| 909 |
C++11 |
28.6.11.2 [re.tokiter] |
regex_token_iterator should use initializer_list |
Yes |
|
|
| 716 |
C++11 |
28.6.12 [re.grammar] |
Production in [re.grammar] not actually modified |
Yes |
|
|
| 860 |
C++11 |
29 [numerics] |
Floating-Point State |
Yes |
|
|
| 1435 |
C++11 |
29.4.7 [complex.value.ops] |
Unclear returns specifications for C99 complex number functions |
Yes |
|
|
| 1137 |
C++11 |
29.4.10 [cmplx.over] |
Return type of conj and proj |
Yes |
|
|
| 1522 |
C++11 |
29.4.10 [cmplx.over] |
conj specification is now nonsense |
Yes |
|
|
| 1436 |
C++11 |
29.5.4 [rand.eng] |
Random number engine constructor concerns |
Yes |
|
|
| 1437 |
C++11 |
29.5.4.3 [rand.eng.mers] |
Mersenne twister meaningless for word sizes less than two |
Yes |
|
|
| 1438 |
C++11 |
29.5.5.2 [rand.adapt.disc] |
No definition for base() |
Yes |
|
|
| 1439 |
C++11 |
29.5.9.6.2 [rand.dist.samp.pconst] |
Return from densities() functions? |
Yes |
|
|
| 1440 |
C++11 |
29.5.9.6.3 [rand.dist.samp.plinear] |
Incorrect specification for piecewise_linear_distribution |
Yes |
|
|
| 630 |
C++11 |
29.6.2.2 [valarray.cons] |
arrays of valarray |
Yes |
|
|
| 1208 |
C++11 |
29.6.2.2 [valarray.cons] |
valarray initializer_list constructor has incorrect effects |
Yes |
|
|
| 430 |
C++11 |
29.6.2.5 [valarray.sub] |
valarray subset operations |
Yes |
|
|
| 1134 |
C++11 |
29.7 [c.math] |
Redundant specification of <stdint.h>, <fenv.h>, <tgmath.h>,
and maybe <complex.h> |
Yes |
|
|
| 1441 |
C++11 |
29.7 [c.math] |
Floating-point test functions are incorrectly specified |
Yes |
|
|
| 954 |
C++11 |
30.3 [time.clock.req] |
Various threading bugs #4 |
Yes |
|
|
| 956 |
C++11 |
30.3 [time.clock.req] |
Various threading bugs #6 |
Yes |
|
|
| 951 |
C++11 |
30.4.1 [time.traits.is.fp] |
Various threading bugs #1 |
Yes |
|
|
| 934 |
C++11 |
30.5 [time.duration] |
duration is missing operator% |
Yes |
|
|
| 1171 |
C++11 |
30.5 [time.duration] |
duration types should be literal |
Yes |
|
|
| 1177 |
C++11 |
30.5 [time.duration] |
Improve "diagnostic required" wording |
Yes |
|
|
| 974 |
C++11 |
30.5.2 [time.duration.cons] |
duration<double> should not implicitly convert to duration<int> |
Yes |
|
|
| 1271 |
C++11 |
30.5.6 [time.duration.nonmember] |
CR undefined in duration operators |
Yes |
|
|
| 2004 |
C++11 |
30.5.6 [time.duration.nonmember] |
duration::operator* has template parameters in funny order |
Yes |
|
|
| 2020 |
C++11 |
30.5.6 [time.duration.nonmember] |
Time utility arithmetic constexpr functions have invalid effects |
Yes |
|
|
| 957 |
C++11 |
30.7.2 [time.clock.system] |
Various threading bugs #7 |
Yes |
|
|
| 1257 |
C++11 |
31.5 [iostreams.base] |
Header <ios> still contains a concept_map |
Yes |
|
|
| 1123 |
C++11 |
31.5.2.2.6 [ios.init] |
No requirement that standard streams be flushed |
Yes |
|
|
| 1249 |
C++11 |
31.5.4.2 [basic.ios.cons] |
basic_ios default ctor |
Yes |
|
|
| 835 |
C++11 |
31.5.4.3 [basic.ios.members] |
Tying two streams together (correction to DR 581) |
Yes |
|
|
| 1104 |
C++11 |
31.5.4.3 [basic.ios.members] |
basic_ios::move should accept lvalues |
Yes |
|
|
| 1183 |
C++11 |
31.5.4.3 [basic.ios.members] |
basic_ios::set_rdbuf may break class invariants |
Yes |
|
|
| 1094 |
C++11 |
31.5.4.4 [iostate.flags] |
Replace "unspecified-bool-type" by "explicit operator bool() const" in I/O library |
Yes |
|
|
| 565 |
C++11 |
31.6.3.5.5 [streambuf.virt.put] |
xsputn inefficient |
Yes |
|
|
| 911 |
C++11 |
31.7.5 [input.streams] |
I/O streams and move/swap semantic |
Yes |
|
|
| 419 |
C++11 |
31.7.5.2.4 [istream.sentry] |
istream extractors not setting failbit if eofbit is already set |
Yes |
|
|
| 696 |
C++11 |
31.7.5.3.2 [istream.formatted.arithmetic] |
istream::operator>>(int&) broken |
Yes |
|
|
| 810 |
C++11 |
31.7.8 [ext.manip] |
Missing traits dependencies in operational semantics of extended manipulators |
Yes |
|
|
| 1299 |
C++11 |
31.7.8 [ext.manip] |
Confusing typo in specification for get_time |
Yes |
|
|
| 1448 |
C++11 |
31.8.2.4 [stringbuf.members] |
Concerns about basic_stringbuf::str(basic_string) postconditions |
Yes |
|
|
| 564 |
C++11 |
31.8.2.5 [stringbuf.virtuals] |
stringbuf seekpos underspecified |
Yes |
|
|
| 1449 |
C++11 |
31.8.3 [istringstream] |
Incomplete specification of header <cinttypes> |
Yes |
|
|
| 900 |
C++11 |
31.10.4 [ifstream] |
Stream move-assignment |
Yes |
|
|
| 984 |
C++11 |
31.13 [c.files] |
Does <cinttypes> have macro guards? |
Yes |
|
|
| 1089 |
C++11 |
32 [thread] |
Unify "Throws: Nothing." specifications |
Yes |
|
|
| 1108 |
C++11 |
32.2.2 [thread.req.exception] |
thread.req.exception overly constrains implementations |
Yes |
|
|
| 1158 |
C++11 |
32.2.4 [thread.req.timing] |
Encouragement to use monotonic clock |
Yes |
|
|
| 1277 |
C++11 |
32.4.3.2 [thread.thread.id] |
std::thread::id should be trivially copyable |
Yes |
|
|
| 891 |
C++11 |
32.4.3.3 [thread.thread.constr] |
std::thread, std::call_once issue |
Yes |
|
|
| 929 |
C++11 |
32.4.3.3 [thread.thread.constr] |
Thread constructor |
Yes |
|
|
| 967 |
C++11 |
32.4.3.3 [thread.thread.constr] |
Various threading bugs #17 |
Yes |
|
|
| 963 |
C++11 |
32.4.3.6 [thread.thread.member] |
Various threading bugs #13 |
Yes |
|
|
| 1033 |
C++11 |
32.4.3.6 [thread.thread.member] |
thread::join() effects? |
Yes |
|
|
| 888 |
C++11 |
32.4.5 [thread.thread.this] |
this_thread::yield too strong |
Yes |
|
|
| 1487 |
C++11 |
32.4.5 [thread.thread.this] |
Clock related operations exception specifications conflict |
Yes |
|
|
| 1474 |
C++11 |
32.5.8.2 [atomics.types.operations] |
weak compare-and-exchange confusion |
Yes |
|
1470, 1475, 1476, 1477 |
| 1478 |
C++11 |
32.5.8.2 [atomics.types.operations] |
Clarify race conditions in atomics initialization |
Yes |
|
|
| 1479 |
C++11 |
32.5.11 [atomics.fences] |
Fence functions should be extern "C" |
Yes |
|
|
| 1480 |
C++11 |
32.5.11 [atomics.fences] |
Atomic fences don't have synchronizes with relation |
Yes |
|
|
| 1044 |
C++11 |
32.6 [thread.mutex] |
Empty tag types should be constexpr literals |
Yes |
|
|
| 960 |
C++11 |
32.6.4 [thread.mutex.requirements] |
Various threading bugs #10 |
Yes |
|
|
| 968 |
C++11 |
32.6.4 [thread.mutex.requirements] |
Various threading bugs #18 |
Yes |
|
|
| 1218 |
C++11 |
32.6.4 [thread.mutex.requirements] |
mutex destructor synchronization |
Yes |
|
|
| 893 |
C++11 |
32.6.4.2.2 [thread.mutex.class] |
std::mutex issue |
Yes |
|
905 |
| 1045 |
C++11 |
32.6.5.4.2 [thread.lock.unique.cons] |
Remove unnecessary preconditions from unique_lock constructor |
Yes |
|
|
| 962 |
C++11 |
32.6.5.4.3 [thread.lock.unique.locking] |
Various threading bugs #12 |
Yes |
|
|
| 1159 |
C++11 |
32.6.5.4.3 [thread.lock.unique.locking] |
Unclear spec for resource_deadlock_would_occur |
Yes |
|
1219 |
| 986 |
C++11 |
32.6.6 [thread.lock.algorithm] |
Generic try_lock contradiction |
Yes |
|
|
| 1494 |
C++11 |
32.6.7.2 [thread.once.callonce] |
Term "are serialized" not defined |
Yes |
|
|
| 859 |
C++11 |
32.7 [thread.condition] |
Monotonic Clock is Conditionally Supported? |
Yes |
|
|
| 1220 |
C++11 |
32.7 [thread.condition] |
What does condition_variable wait on? |
Yes |
|
|
| 1222 |
C++11 |
32.7 [thread.condition] |
condition_variable incorrect effects for exception safety |
Yes |
|
|
| 1497 |
C++11 |
32.7 [thread.condition] |
lock() postcondition can not be generally achieved |
Yes |
|
|
| 857 |
C++11 |
32.7.4 [thread.condition.condvar] |
condition_variable::time_wait return bool error prone |
Yes |
|
|
| 965 |
C++11 |
32.7.4 [thread.condition.condvar] |
Various threading bugs #15 |
Yes |
|
|
| 1221 |
C++11 |
32.7.4 [thread.condition.condvar] |
condition_variable wording |
Yes |
|
|
| 1267 |
C++11 |
32.7.5 [thread.condition.condvarany] |
Incorrect wording for condition_variable_any::wait_for |
Yes |
|
|
| 1518 |
C++11 |
32.10 [futures] |
Waiting for deferred functions |
Yes |
|
|
| 2031 |
C++11 |
32.10.7 [futures.unique.future] |
std::future<>::share() only applies to rvalues |
Yes |
|
|
| 2032 |
C++11 |
32.10.9 [futures.async] |
Incorrect synchronization clause of async function |
Yes |
|
|
| 2030 |
C++11 |
32.10.10 [futures.task] |
packaged_task::result_type should be removed |
Yes |
|
|
| 1514 |
C++11 |
32.10.10.2 [futures.task.members] |
packaged_task constructors need review |
Yes |
|
|
| 2008 |
C++11 |
32.10.10.2 [futures.task.members] |
Conflicting Error Conditions for packaged_task::operator() |
Yes |
|
|
| 2027 |
C++11 |
32.10.10.2 [futures.task.members] |
Initialization of the stored task of a packaged_task |
Yes |
|
|
| 2000 |
C++11 |
32.10.10.3 [futures.task.nonmembers] |
Missing definition of packaged_task specialization of uses_allocator |
Yes |
|
|
| 943 |
C++11 |
99 [atomics.types.address] |
ssize_t undefined |
Yes |
|
|
| 1247 |
C++11 |
99 [auto.ptr] |
auto_ptr is overspecified |
Yes |
|
|
| 1516 |
C++11 |
99 [depr.auto.ptr] |
No specification for which header contains auto_ptr |
Yes |
|
|
| 1279 |
C++11 |
99 [depr.base] |
forbid [u|bi]nary_function specialization |
Yes |
|
|
| 1252 |
C++11 |
99 [depr.conversions.buffer] |
wbuffer_convert::state_type inconsistency |
Yes |
|
|
| 991 |
C++11 |
99 [depr.conversions.string] |
Provide allocator for wstring_convert |
Yes |
|
|
| 1368 |
C++11 |
99 [depr.uncaught] |
Thread safety of std::uncaught_exception() |
Yes |
|
|
| 1030 |
C++11 |
99 [depr.util.smartptr.shared.atomic] |
Missing requirements for smart-pointer safety API |
Yes |
|
|
| 1367 |
C++11 |
99 [exception.unexpected] |
Deprecate library support for checking dynamic exception specifications |
Yes |
|
|
| 904 |
C++11 |
99 [func.ret] |
result_of argument types |
Yes |
|
|
| 1270 |
C++11 |
99 [func.ret] |
result_of should be moved to <type_traits> |
Yes |
|
|
| 1381 |
C++11 |
99 [pair.range] |
Replace pair's range support by proper range facility |
Yes |
|
|
| 990 |
C++11 |
99 [time.clock.monotonic] |
monotonic_clock::is_monotonic must be true |
Yes |
|
|
| 1387 |
C++11 |
99 [tuple.range] |
Range support by tuple should be removed |
Yes |
|
|
| 1098 |
C++11 |
99 [util.dynamic.safety] |
definition of get_pointer_safety() |
Yes |
|
|
| 1408 |
C++11 |
99 [util.dynamic.safety] |
Allow recycling of pointers after undeclare_no_pointers |
Yes |
|
|
| 922 |
C++11 |
B [implimits] |
§[func.bind.place] Number of placeholders |
Yes |
|
|
| Issue |
Status |
Section |
Title |
Proposed Resolution |
Priority |
Duplicates |
| 182 |
CD1 |
16 [library] |
Ambiguous references to size_t |
Yes |
|
|
| 230 |
CD1 |
16 [library] |
Assignable specified without also specifying CopyConstructible |
Yes |
|
|
| 336 |
CD1 |
16 [library] |
Clause 17 lack of references to deprecated headers |
Yes |
|
|
| 262 |
CD1 |
16.3.3.3.3 [bitmask.types] |
Bitmask operator ~ specified incorrectly |
Yes |
|
|
| 229 |
CD1 |
16.4.2.2 [contents] |
Unqualified references of other library entities |
Yes |
|
|
| 310 |
CD1 |
16.4.2.3 [headers] |
Is errno a macro? |
Yes |
|
|
| 456 |
CD1 |
16.4.2.3 [headers] |
Traditional C header files are overspecified |
Yes |
|
|
| 465 |
CD1 |
16.4.2.3 [headers] |
Contents of <ciso646> |
Yes |
|
|
| 672 |
CD1 |
16.4.4.2 [utility.arg.requirements] |
Swappable requirements need updating |
Yes |
|
|
| 258 |
CD1 |
16.4.4.6 [allocator.requirements] |
Missing allocator requirement |
Yes |
|
|
| 274 |
CD1 |
16.4.4.6 [allocator.requirements] |
a missing/impossible allocator requirement |
Yes |
|
|
| 401 |
CD1 |
16.4.4.6 [allocator.requirements] |
incorrect type casts in table 32 in lib.allocator.requirements |
Yes |
|
|
| 402 |
CD1 |
16.4.4.6 [allocator.requirements] |
wrong new expression in [some_]allocator::construct |
Yes |
|
|
| 120 |
CD1 |
16.4.5.3 [reserved.names] |
Can an implementor add specializations? |
Yes |
|
|
| 226 |
CD1 |
16.4.5.3 [reserved.names] |
User supplied specializations or overloads of namespace std function templates |
Yes |
|
|
| 232 |
CD1 |
16.4.5.3 [reserved.names] |
"depends" poorly defined in 17.4.3.1 |
Yes |
|
|
| 422 |
CD1 |
16.4.5.3 [reserved.names] |
explicit specializations of member functions of class templates |
Yes |
|
|
| 294 |
CD1 |
16.4.5.3.3 [macro.names] |
User defined macros and standard headers |
Yes |
|
|
| 404 |
CD1 |
16.4.5.6 [replacement.functions] |
May a replacement allocation function be declared inline? |
Yes |
|
|
| 611 |
CD1 |
16.4.5.8 [res.on.functions] |
Standard library templates and incomplete types |
Yes |
|
|
| 225 |
CD1 |
16.4.6.4 [global.functions] |
std:: algorithms use of other unqualified algorithms |
Yes |
|
|
| 306 |
CD1 |
17.2 [support.types] |
offsetof macro and non-POD types |
Yes |
|
|
| 449 |
CD1 |
17.2 [support.types] |
Library Issue 306 Goes Too Far |
Yes |
|
|
| 201 |
CD1 |
17.3 [support.limits] |
Numeric limits terminology wrong |
Yes |
|
|
| 559 |
CD1 |
17.3.5 [numeric.limits] |
numeric_limits<const T> |
Yes |
|
|
| 497 |
CD1 |
17.3.5.2 [numeric.limits.members] |
meaning of numeric_limits::traps for floating point types |
Yes |
|
|
| 612 |
CD1 |
17.3.5.2 [numeric.limits.members] |
numeric_limits::is_modulo insufficiently defined |
Yes |
|
|
| 184 |
CD1 |
17.3.5.3 [numeric.special] |
numeric_limits<bool> wording problems |
Yes |
|
|
| 613 |
CD1 |
17.3.5.3 [numeric.special] |
max_digits10 missing from numeric_limits |
Yes |
|
|
| 416 |
CD1 |
17.3.6 [climits.syn] |
definitions of XXX_MIN and XXX_MAX macros in climits |
Yes |
|
|
| 593 |
CD1 |
17.4.1 [cstdint.syn] |
__STDC_CONSTANT_MACROS |
Yes |
|
|
| 206 |
CD1 |
17.6.3.2 [new.delete.single] |
operator new(size_t, nothrow) may become unlinked to ordinary operator new if ordinary version replaced |
Yes |
|
|
| 319 |
CD1 |
17.6.3.2 [new.delete.single] |
Storage allocation wording confuses "Required behavior", "Requires" |
Yes |
|
|
| 298 |
CD1 |
17.6.3.3 [new.delete.array] |
::operator delete[] requirement incorrect/insufficient |
Yes |
|
|
| 266 |
CD1 |
17.9.4 [bad.exception] |
bad_exception::~bad_exception() missing Effects clause |
Yes |
|
|
| 744 |
CD1 |
17.9.7 [propagation] |
What is the lifetime of an exception pointed to by an exception_ptr? |
Yes |
|
|
| 746 |
CD1 |
17.9.7 [propagation] |
current_exception may fail with bad_alloc |
Yes |
|
|
| 820 |
CD1 |
17.9.7 [propagation] |
current_exception()'s interaction with throwing copy ctors |
Yes |
|
|
| 829 |
CD1 |
17.9.7 [propagation] |
current_exception wording unclear about exception type |
Yes |
|
|
| 619 |
CD1 |
17.13 [support.runtime] |
Longjmp wording problem |
Yes |
|
|
| 551 |
CD1 |
17.14 [support.c.headers] |
<ccomplex> |
Yes |
|
|
| 254 |
CD1 |
19.2 [std.exceptions] |
Exception types in clause 19 are constructed from std::string |
Yes |
|
|
| 288 |
CD1 |
19.4 [errno] |
<cerrno> requirements missing macro EILSEQ |
Yes |
|
|
| 804 |
CD1 |
19.5 [syserr] |
Some problems with classes error_code/error_condition |
Yes |
|
|
| 805 |
CD1 |
19.5 [syserr] |
posix_error::posix_errno concerns |
Yes |
|
|
| 698 |
CD1 |
19.5.8.1 [syserr.syserr.overview] |
system_error needs const char* constructors |
Yes |
|
|
| 234 |
CD1 |
20.2.10.2 [allocator.members] |
Typos in allocator definition |
Yes |
|
|
| 400 |
CD1 |
20.2.10.2 [allocator.members] |
redundant type cast in lib.allocator.members |
Yes |
|
|
| 578 |
CD1 |
20.2.10.2 [allocator.members] |
purpose of hint to allocator::allocate() |
Yes |
|
|
| 634 |
CD1 |
20.2.10.2 [allocator.members] |
allocator.address() doesn't work for types overloading operator& |
Yes |
|
350 |
| 673 |
CD1 |
20.3.1 [unique.ptr] |
unique_ptr update |
Yes |
|
|
| 740 |
CD1 |
20.3.1 [unique.ptr] |
Please remove *_ptr<T[N]> |
Yes |
|
|
| 762 |
CD1 |
20.3.1 [unique.ptr] |
std::unique_ptr requires complete type? |
Yes |
|
|
| 806 |
CD1 |
20.3.1.3.6 [unique.ptr.single.modifiers] |
unique_ptr::reset effects incorrect, too permissive |
Yes |
|
|
| 541 |
CD1 |
20.3.2.2 [util.smartptr.shared] |
shared_ptr template assignment and void |
Yes |
|
|
| 674 |
CD1 |
20.3.2.2 [util.smartptr.shared] |
shared_ptr interface changes for consistency with N1856 |
Yes |
|
|
| 710 |
CD1 |
20.3.2.2 [util.smartptr.shared] |
Missing postconditions |
Yes |
|
|
| 813 |
CD1 |
20.3.2.2 [util.smartptr.shared] |
"empty" undefined for shared_ptr |
Yes |
|
|
| 687 |
CD1 |
20.3.2.2.2 [util.smartptr.shared.const] |
shared_ptr conversion constructor not constrained |
Yes |
|
|
| 575 |
CD1 |
20.3.2.2.3 [util.smartptr.shared.dest] |
the specification of ~shared_ptr is MT-unfriendly, makes implementation assumptions |
Yes |
|
|
| 540 |
CD1 |
20.3.2.2.6 [util.smartptr.shared.obs] |
shared_ptr<void>::operator*() |
Yes |
|
|
| 542 |
CD1 |
20.3.2.2.6 [util.smartptr.shared.obs] |
shared_ptr observers |
Yes |
|
|
| 743 |
CD1 |
20.3.2.2.9 [util.smartptr.shared.spec] |
rvalue swap for shared_ptr |
Yes |
|
|
| 533 |
CD1 |
20.3.2.2.11 [util.smartptr.getdeleter] |
typo in 2.2.3.10/1 |
Yes |
|
|
| 545 |
CD1 |
20.3.2.2.11 [util.smartptr.getdeleter] |
When is a deleter deleted? |
Yes |
|
|
| 749 |
CD1 |
21.3.5.4 [meta.unary.prop] |
Currently has_nothrow_copy_constructor<T>::value is true if T has 'a' nothrow copy constructor. |
Yes |
|
|
| 705 |
CD1 |
21.3.8.7 [meta.trans.other] |
type-trait decay incompletely specified |
Yes |
|
|
| 856 |
CD1 |
21.3.8.7 [meta.trans.other] |
Removal of aligned_union |
Yes |
|
|
| 312 |
CD1 |
22 [utilities] |
Table 27 is missing headers |
Yes |
|
|
| 808 |
CD1 |
22.2.4 [forward] |
§[forward] incorrect redundant specification |
Yes |
|
|
| 700 |
CD1 |
22.2.4 [forward] |
N1856 defines struct identity |
Yes |
|
|
| 265 |
CD1 |
22.3 [pairs] |
std::pair::pair() effects overly restrictive |
Yes |
|
|
| 706 |
CD1 |
22.3 [pairs] |
make_pair() should behave as make_tuple() wrt. reference_wrapper() |
Yes |
|
|
| 522 |
CD1 |
22.4 [tuple] |
Tuple doesn't define swap |
Yes |
|
|
| 807 |
CD1 |
22.4.4.2 [tuple.cnstr] |
tuple construction should not fail unless its element's construction fails |
Yes |
|
|
| 775 |
CD1 |
22.4.7 [tuple.helper] |
Tuple indexing should be unsigned? |
Yes |
|
|
| 693 |
CD1 |
22.9.2 [template.bitset] |
std::bitset::all() missing |
Yes |
|
|
| 694 |
CD1 |
22.9.2 [template.bitset] |
std::bitset and long long |
Yes |
|
|
| 396 |
CD1 |
22.9.2.2 [bitset.cons] |
what are characters zero and one |
Yes |
|
|
| 457 |
CD1 |
22.9.2.2 [bitset.cons] |
bitset constructor: incorrect number of initialized bits |
Yes |
|
|
| 778 |
CD1 |
22.9.2.2 [bitset.cons] |
std::bitset does not have any constructor taking a string literal |
Yes |
|
116 |
| 186 |
CD1 |
22.9.2.3 [bitset.members] |
bitset::set() second parameter should be bool |
Yes |
|
|
| 434 |
CD1 |
22.9.2.3 [bitset.members] |
bitset::to_string() hard to use |
Yes |
|
|
| 303 |
CD1 |
22.9.4 [bitset.operators] |
Bitset input operator underspecified |
Yes |
|
|
| 185 |
CD1 |
22.10 [function.objects] |
Questionable use of term "inline" |
Yes |
|
|
| 660 |
CD1 |
22.10 [function.objects] |
Missing Bitwise Operations |
Yes |
|
|
| 521 |
CD1 |
22.10.6 [refwrap] |
Garbled requirements for argument_type in reference_wrapper |
Yes |
|
|
| 689 |
CD1 |
22.10.6.2 [refwrap.const] |
reference_wrapper constructor overly constrained |
Yes |
|
|
| 284 |
CD1 |
22.10.8 [comparisons] |
unportable example in 20.3.7, p6 |
Yes |
|
|
| 297 |
CD1 |
22.10.10 [logical.operations] |
const_mem_fun_t<>::argument_type should be const T* |
Yes |
|
|
| 520 |
CD1 |
22.10.15 [func.bind] |
Result_of and pointers to data members |
Yes |
|
|
| 527 |
CD1 |
22.10.15.4 [func.bind.bind] |
tr1::bind has lost its Throws clause |
Yes |
|
|
| 770 |
CD1 |
22.10.17 [func.wrap] |
std::function should use rvalue swap |
Yes |
|
|
| 769 |
CD1 |
22.10.17.3 [func.wrap.func] |
std::function should use nullptr_t instead of "unspecified-null-pointer-type" |
Yes |
|
|
| 610 |
CD1 |
22.10.17.3.2 [func.wrap.func.con] |
Suggested non-normative note for C++0x |
Yes |
|
|
| 848 |
CD1 |
22.10.19 [unord.hash] |
Missing std::hash specializations for std::bitset/std::vector<bool> |
Yes |
|
|
| 179 |
CD1 |
23.2 [container.requirements] |
Comparison of const_iterators to iterators doesn't work |
Yes |
|
|
| 276 |
CD1 |
23.2 [container.requirements] |
Assignable requirement for container value type overly strict |
Yes |
|
|
| 322 |
CD1 |
23.2 [container.requirements] |
iterator and const_iterator should have the same value type |
Yes |
|
|
| 371 |
CD1 |
23.2 [container.requirements] |
Stability of multiset and multimap member functions |
Yes |
|
|
| 589 |
CD1 |
23.2 [container.requirements] |
Requirements on iterators of member template functions of containers |
Yes |
|
536 |
| 675 |
CD1 |
23.2 [container.requirements] |
Move assignment of containers |
Yes |
|
|
| 759 |
CD1 |
23.2 [container.requirements] |
A reference is not an object |
Yes |
|
|
| 766 |
CD1 |
23.2 [container.requirements] |
Inconsistent exception guarantees between ordered and unordered associative containers |
Yes |
|
|
| 842 |
CD1 |
23.2 [container.requirements] |
ConstructibleAsElement and bit containers |
Yes |
|
|
| 355 |
CD1 |
23.2.4 [sequence.reqmts] |
Operational semantics for a.back() |
Yes |
|
|
| 438 |
CD1 |
23.2.4 [sequence.reqmts] |
Ambiguity in the "do the right thing" clause |
Yes |
|
|
| 103 |
CD1 |
23.2.7 [associative.reqmts] |
set::iterator is required to be modifiable, but this allows modification of keys |
Yes |
|
|
| 130 |
CD1 |
23.2.7 [associative.reqmts] |
Return type of container::erase(iterator) differs for associative containers |
Yes |
|
451 |
| 233 |
CD1 |
23.2.7 [associative.reqmts] |
Insertion hints in associative containers |
Yes |
|
192, 246 |
| 264 |
CD1 |
23.2.7 [associative.reqmts] |
Associative container insert(i, j) complexity requirements are not feasible. |
Yes |
|
102 |
| 316 |
CD1 |
23.2.7 [associative.reqmts] |
Vague text in Table 69 |
Yes |
|
|
| 354 |
CD1 |
23.2.7 [associative.reqmts] |
Associative container lower/upper bound requirements |
Yes |
|
|
| 518 |
CD1 |
23.2.8 [unord.req] |
Are insert and erase stable for unordered_multiset and unordered_multimap? |
Yes |
|
|
| 679 |
CD1 |
23.3 [sequences] |
resize parameter by value |
Yes |
|
|
| 519 |
CD1 |
23.3.3 [array] |
Data() undocumented |
Yes |
|
|
| 720 |
CD1 |
23.3.3 [array] |
Omissions in constexpr usages |
Yes |
|
|
| 776 |
CD1 |
23.3.3 [array] |
Undescribed assign function of std::array |
Yes |
|
|
| 237 |
CD1 |
23.3.5.2 [deque.cons] |
Undefined expression in complexity specification |
Yes |
|
|
| 850 |
CD1 |
23.3.5.3 [deque.capacity] |
Should shrink_to_fit apply to std::deque? |
Yes |
|
|
| 638 |
CD1 |
23.3.5.4 [deque.modifiers] |
deque end invalidation during erase |
Yes |
|
|
| 307 |
CD1 |
23.3.9 [list] |
Lack of reference typedefs in container adaptors |
Yes |
|
|
| 320 |
CD1 |
23.3.9.2 [list.cons] |
list::assign overspecified |
Yes |
|
|
| 410 |
CD1 |
23.3.9.2 [list.cons] |
Missing semantics for stack and queue comparison operators |
Yes |
|
|
| 250 |
CD1 |
23.3.9.5 [list.ops] |
splicing invalidates iterators |
Yes |
|
|
| 278 |
CD1 |
23.3.9.5 [list.ops] |
What does iterator validity mean? |
Yes |
|
|
| 300 |
CD1 |
23.3.9.5 [list.ops] |
list::merge() specification incomplete |
Yes |
|
|
| 315 |
CD1 |
23.3.9.5 [list.ops] |
Bad "range" in list::unique complexity |
Yes |
|
|
| 464 |
CD1 |
23.3.11 [vector] |
Suggestion for new member functions in standard containers |
Yes |
|
|
| 469 |
CD1 |
23.3.11 [vector] |
vector<bool> ill-formed relational operators |
Yes |
|
|
| 496 |
CD1 |
23.3.11 [vector] |
Illegal use of "T" in vector<bool> |
Yes |
|
|
| 329 |
CD1 |
23.3.11.3 [vector.capacity] |
vector capacity, reserve and reallocation |
Yes |
|
|
| 341 |
CD1 |
23.3.11.3 [vector.capacity] |
Vector reallocation and swap |
Yes |
|
|
| 755 |
CD1 |
23.3.11.3 [vector.capacity] |
std::vector and std:string lack explicit shrink-to-fit operations |
Yes |
|
|
| 247 |
CD1 |
23.3.11.5 [vector.modifiers] |
vector, deque::insert complexity |
Yes |
|
|
| 406 |
CD1 |
23.3.11.5 [vector.modifiers] |
vector::insert(s) exception safety |
Yes |
|
|
| 414 |
CD1 |
23.3.11.5 [vector.modifiers] |
Which iterators are invalidated by v.erase()? |
Yes |
|
|
| 334 |
CD1 |
23.4.3.3 [map.access] |
map::operator[] specification forces inefficient implementation |
Yes |
|
|
| 703 |
CD1 |
23.4.3.3 [map.access] |
map::at() need a complexity specification |
Yes |
|
|
| 214 |
CD1 |
23.4.6 [set] |
set::find() missing const overload |
Yes |
|
450 |
| 691 |
CD1 |
23.5 [unord] |
const_local_iterator cbegin, cend missing from TR1 |
Yes |
|
|
| 852 |
CD1 |
23.5 [unord] |
unordered containers begin(n) mistakenly const |
Yes |
|
|
| 761 |
CD1 |
23.5.3.3 [unord.map.elem] |
unordered_map needs an at() member function |
Yes |
|
|
| 445 |
CD1 |
24.3.2.3 [iterator.traits] |
iterator_traits::reference unspecified for some iterator categories |
Yes |
|
|
| 198 |
CD1 |
24.3.4 [iterator.concepts] |
Validity of pointers and references unspecified after iterator destruction |
Yes |
|
|
| 346 |
CD1 |
24.3.4 [iterator.concepts] |
Some iterator member functions should be const |
Yes |
|
|
| 407 |
CD1 |
24.3.4 [iterator.concepts] |
Can singular iterators be destroyed? |
Yes |
|
|
| 98 |
CD1 |
24.3.5.3 [input.iterators] |
Input iterator requirements are badly written |
Yes |
|
|
| 324 |
CD1 |
24.3.5.4 [output.iterators] |
Do output iterators have value types? |
Yes |
|
|
| 200 |
CD1 |
24.3.5.5 [forward.iterators] |
Forward iterator requirements don't allow constant iterators |
Yes |
|
|
| 478 |
CD1 |
24.3.5.5 [forward.iterators] |
Should forward iterator requirements table have a line for r->m? |
Yes |
|
477 |
| 383 |
CD1 |
24.3.5.6 [bidirectional.iterators] |
Bidirectional iterator assertion typo |
Yes |
|
|
| 448 |
CD1 |
24.3.5.7 [random.access.iterators] |
Random Access Iterators over abstract classes |
Yes |
|
|
| 280 |
CD1 |
24.5.1 [reverse.iterators] |
Comparison of reverse_iterator to const reverse_iterator |
Yes |
|
|
| 235 |
CD1 |
24.5.1.2 [reverse.iterator] |
No specification of default ctor for reverse_iterator |
Yes |
|
|
| 386 |
CD1 |
24.5.1.6 [reverse.iter.elem] |
Reverse iterator's operator[] has impossible return type |
Yes |
|
|
| 685 |
CD1 |
24.5.1.9 [reverse.iter.nonmember] |
reverse_iterator/move_iterator difference has invalid signatures |
Yes |
|
|
| 561 |
CD1 |
24.5.2.4.3 [inserter] |
inserter overly generic |
Yes |
|
|
| 680 |
CD1 |
24.5.4.2 [move.iterator] |
move_iterator operator-> return |
Yes |
|
|
| 260 |
CD1 |
24.6.2.3 [istream.iterator.ops] |
Inconsistent return type of istream_iterator::operator++(int) |
Yes |
|
|
| 261 |
CD1 |
24.6.2.3 [istream.iterator.ops] |
Missing description of istream_iterator::operator!= |
Yes |
|
|
| 349 |
CD1 |
24.6.3 [ostream.iterator] |
Minor typographical error in ostream_iterator |
Yes |
|
|
| 92 |
CD1 |
26 [algorithms] |
Incomplete Algorithm Requirements |
Yes |
|
|
| 475 |
CD1 |
26.6.5 [alg.foreach] |
May the function object passed to for_each modify the elements of the iterated sequence? |
Yes |
|
|
| 576 |
CD1 |
26.6.9 [alg.find.first.of] |
find_first_of is overconstrained |
Yes |
|
|
| 240 |
CD1 |
26.6.10 [alg.adjacent.find] |
Complexity of adjacent_find() is meaningless |
Yes |
|
|
| 426 |
CD1 |
26.6.15 [alg.search] |
search_n(), fill_n(), and generate_n() with negative n |
Yes |
|
|
| 714 |
CD1 |
26.6.15 [alg.search] |
search_n complexity is too lax |
Yes |
|
|
| 187 |
CD1 |
26.7.3 [alg.swap] |
iter_swap underspecified |
Yes |
|
|
| 809 |
CD1 |
26.7.3 [alg.swap] |
std::swap should be overloaded for array types |
Yes |
|
|
| 242 |
CD1 |
26.7.4 [alg.transform] |
Side effects of function objects |
Yes |
|
|
| 283 |
CD1 |
26.7.5 [alg.replace] |
std::replace() requirement incorrect/insufficient |
Yes |
|
483 |
| 337 |
CD1 |
26.7.5 [alg.replace] |
replace_copy_if's template parameter should be InputIterator |
Yes |
|
|
| 779 |
CD1 |
26.7.8 [alg.remove] |
Resolution of #283 incomplete |
Yes |
|
|
| 202 |
CD1 |
26.7.9 [alg.unique] |
unique() effects unclear when predicate not an equivalence relation |
Yes |
|
|
| 239 |
CD1 |
26.7.9 [alg.unique] |
Complexity of unique() and/or unique_copy incorrect |
Yes |
|
|
| 241 |
CD1 |
26.7.9 [alg.unique] |
Does unique_copy() require CopyConstructible and Assignable? |
Yes |
|
|
| 538 |
CD1 |
26.7.9 [alg.unique] |
241 again: Does unique_copy() require CopyConstructible and Assignable? |
Yes |
|
|
| 488 |
CD1 |
26.7.11 [alg.rotate] |
rotate throws away useful information |
Yes |
|
|
| 552 |
CD1 |
26.7.13 [alg.random.shuffle] |
random_shuffle and its generator |
Yes |
|
|
| 713 |
CD1 |
26.8.2.1 [sort] |
sort() complexity is too lax |
Yes |
|
|
| 270 |
CD1 |
26.8.4 [alg.binary.search] |
Binary search requirements overly strict |
Yes |
|
472 |
| 577 |
CD1 |
26.8.4.3 [upper.bound] |
upper_bound(first, last, ...) cannot return last |
Yes |
|
|
| 384 |
CD1 |
26.8.4.4 [equal.range] |
equal_range has unimplementable runtime complexity |
Yes |
|
|
| 787 |
CD1 |
26.8.4.5 [binary.search] |
complexity of binary_search |
Yes |
|
|
| 291 |
CD1 |
26.8.7 [alg.set.operations] |
Underspecification of set algorithms |
Yes |
|
|
| 411 |
CD1 |
26.8.7 [alg.set.operations] |
Wrong names of set member functions |
Yes |
|
|
| 281 |
CD1 |
26.8.9 [alg.min.max] |
std::min() and max() requirements overly restrictive |
Yes |
|
486 |
| 715 |
CD1 |
26.8.9 [alg.min.max] |
minmax_element complexity is too lax |
Yes |
|
|
| 286 |
CD1 |
26.13 [alg.c.library] |
<cstdlib> requirements missing size_t typedef |
Yes |
|
|
| 405 |
CD1 |
26.13 [alg.c.library] |
qsort and POD |
Yes |
|
|
| 335 |
CD1 |
27.2.2 [char.traits.require] |
minor issue with char_traits, table 37 |
Yes |
|
|
| 352 |
CD1 |
27.2.3 [char.traits.typedefs] |
missing fpos requirements |
Yes |
|
|
| 709 |
CD1 |
27.2.4 [char.traits.specializations] |
char_traits::not_eof has wrong signature |
Yes |
|
|
| 467 |
CD1 |
27.2.4.2 [char.traits.specializations.char] |
char_traits::lt(), compare(), and memcmp() |
Yes |
|
|
| 180 |
CD1 |
27.4.3 [basic.string] |
Container member iterator arguments constness has unintended consequences |
Yes |
|
|
| 263 |
CD1 |
27.4.3 [basic.string] |
Severe restriction on basic_string reference counting |
Yes |
|
|
| 530 |
CD1 |
27.4.3 [basic.string] |
Must elements of a string be contiguous? |
Yes |
|
|
| 534 |
CD1 |
27.4.3 [basic.string] |
Missing basic_string members |
Yes |
|
|
| 301 |
CD1 |
27.4.3.2 [string.require] |
basic_string template ctor effects clause omits allocator argument |
Yes |
|
|
| 259 |
CD1 |
27.4.3.5 [string.capacity] |
basic_string::operator[] and const correctness |
Yes |
|
|
| 428 |
CD1 |
27.4.3.7.5 [string.erase] |
string::erase(iterator) validity |
Yes |
|
|
| 403 |
CD1 |
27.4.3.7.8 [string.swap] |
basic_string::swap should not throw exceptions |
Yes |
|
|
| 535 |
CD1 |
27.4.3.7.8 [string.swap] |
std::string::swap specification poorly worded |
Yes |
|
|
| 91 |
CD1 |
27.4.4.4 [string.io] |
Description of operator>> and getline() for string<> might cause endless loop |
Yes |
|
|
| 435 |
CD1 |
27.4.4.4 [string.io] |
bug in DR 25 |
Yes |
|
|
| 586 |
CD1 |
27.4.4.4 [string.io] |
string inserter not a formatted function |
Yes |
|
|
| 824 |
CD1 |
27.4.4.4 [string.io] |
rvalue ref issue with basic_string inserter |
Yes |
|
|
| 771 |
CD1 |
27.4.5 [string.conversions] |
Impossible throws clause in [string.conversions] |
Yes |
|
|
| 772 |
CD1 |
27.4.5 [string.conversions] |
Impossible return clause in [string.conversions] |
Yes |
|
|
| 345 |
CD1 |
27.5 [c.strings] |
type tm in <cwchar> |
Yes |
|
|
| 317 |
CD1 |
28.3 [localization] |
Instantiation vs. specialization of facets |
Yes |
|
|
| 495 |
CD1 |
28.3 [localization] |
Clause 22 template parameter requirements |
Yes |
|
|
| 268 |
CD1 |
28.3.3.1 [locale] |
Typo in locale synopsis |
Yes |
|
|
| 360 |
CD1 |
28.3.3.1 [locale] |
locale mandates inefficient implementation |
Yes |
|
|
| 327 |
CD1 |
28.3.3.1.2.1 [locale.category] |
Typo in time_get facet in table 52 |
Yes |
|
447 |
| 340 |
CD1 |
28.3.3.1.2.1 [locale.category] |
interpretation of has_facet<Facet>(loc) |
Yes |
|
|
| 347 |
CD1 |
28.3.3.1.2.1 [locale.category] |
locale::category and bitmask requirements |
Yes |
|
|
| 436 |
CD1 |
28.3.3.1.2.2 [locale.facet] |
are cv-qualified facet types valid facets? |
Yes |
|
|
| 391 |
CD1 |
28.3.3.3.2 [conversions.character] |
non-member functions specified as const |
Yes |
|
|
| 228 |
CD1 |
28.3.4 [locale.categories] |
Incorrect specification of "..._byname" facets |
Yes |
|
|
| 338 |
CD1 |
28.3.4 [locale.categories] |
is whitespace allowed between `-' and a digit? |
Yes |
|
|
| 339 |
CD1 |
28.3.4.2 [category.ctype] |
definition of bitmask type restricted to clause 27 |
Yes |
|
|
| 379 |
CD1 |
28.3.4.2.2.3 [locale.ctype.virtuals] |
nonsensical ctype::do_widen() requirement |
Yes |
|
|
| 616 |
CD1 |
28.3.4.2.3 [locale.ctype.byname] |
missing 'typename' in ctype_byname |
Yes |
|
|
| 695 |
CD1 |
28.3.4.2.4 [facet.ctype.special] |
ctype<char>::classic_table() not accessible |
Yes |
|
|
| 153 |
CD1 |
28.3.4.2.4.3 [facet.ctype.char.members] |
Typo in narrow() semantics |
Yes |
|
207 |
| 76 |
CD1 |
28.3.4.2.5 [locale.codecvt] |
Can a codecvt facet always convert one internal character at a time? |
Yes |
|
|
| 664 |
CD1 |
28.3.4.2.5.3 [locale.codecvt.virtuals] |
do_unshift for codecvt<char, char, mbstate_t> |
Yes |
|
|
| 665 |
CD1 |
28.3.4.2.5.3 [locale.codecvt.virtuals] |
do_unshift return value |
Yes |
|
|
| 305 |
CD1 |
28.3.4.2.6 [locale.codecvt.byname] |
Default behavior of codecvt<wchar_t, char, mbstate_t>::length() |
Yes |
|
|
| 380 |
CD1 |
28.3.4.2.6 [locale.codecvt.byname] |
typos in codecvt tables 53 and 54 |
Yes |
|
|
| 381 |
CD1 |
28.3.4.2.6 [locale.codecvt.byname] |
detection of invalid mbstate_t in codecvt |
Yes |
|
|
| 275 |
CD1 |
28.3.4.3.2.2 [facet.num.get.members] |
Wrong type in num_get::get() overloads |
Yes |
|
|
| 23 |
CD1 |
28.3.4.3.2.3 [facet.num.get.virtuals] |
Num_get overflow result |
Yes |
|
|
| 221 |
CD1 |
28.3.4.3.2.3 [facet.num.get.virtuals] |
num_get<>::do_get stage 2 processing broken |
Yes |
|
|
| 321 |
CD1 |
28.3.4.3.2.3 [facet.num.get.virtuals] |
Typo in num_get |
Yes |
|
|
| 358 |
CD1 |
28.3.4.3.2.3 [facet.num.get.virtuals] |
interpreting thousands_sep after a decimal_point |
Yes |
|
|
| 359 |
CD1 |
28.3.4.3.3.2 [facet.num.put.members] |
num_put<>::do_put (..., bool) undocumented |
Yes |
|
|
| 231 |
CD1 |
28.3.4.3.3.3 [facet.num.put.virtuals] |
Precision in iostream? |
Yes |
|
|
| 282 |
CD1 |
28.3.4.3.3.3 [facet.num.put.virtuals] |
What types does numpunct grouping refer to? |
Yes |
|
|
| 318 |
CD1 |
28.3.4.4.2 [locale.numpunct.byname] |
Misleading comment in definition of numpunct_byname |
Yes |
|
|
| 248 |
CD1 |
28.3.4.6 [category.time] |
time_get fails to set eofbit |
Yes |
|
|
| 461 |
CD1 |
28.3.4.6.2.3 [locale.time.get.virtuals] |
time_get hard or impossible to implement |
Yes |
|
|
| 328 |
CD1 |
28.3.4.7.3.3 [locale.money.put.virtuals] |
Bad sprintf format modifier in money_put<>::do_put() |
Yes |
|
|
| 325 |
CD1 |
28.3.4.7.4.3 [locale.moneypunct.virtuals] |
Misleading text in moneypunct<>::do_grouping |
Yes |
|
|
| 666 |
CD1 |
28.3.4.7.4.3 [locale.moneypunct.virtuals] |
moneypunct::do_curr_symbol() |
Yes |
|
|
| 524 |
CD1 |
28.6 [re] |
regex named character classes and case-insensitivity don't mix |
Yes |
|
|
| 628 |
CD1 |
28.6.7 [re.regex] |
Inconsistent definition of basic_regex constructor |
Yes |
|
|
| 682 |
CD1 |
28.6.7.2 [re.regex.construct] |
basic_regex ctor takes InputIterator or ForwardIterator? |
Yes |
|
|
| 681 |
CD1 |
28.6.8.3 [re.submatch.op] |
Operator functions impossible to compare are defined in [re.submatch.op] |
Yes |
|
|
| 646 |
CD1 |
28.6.9.6 [re.results.form] |
const incorrect match_result members |
Yes |
|
|
| 652 |
CD1 |
28.6.11.1 [re.regiter] |
regex_iterator and const correctness |
Yes |
|
|
| 650 |
CD1 |
28.6.11.2 [re.tokiter] |
regex_token_iterator and const correctness |
Yes |
|
|
| 651 |
CD1 |
28.6.11.2.2 [re.tokiter.cnstr] |
Missing preconditions for regex_token_iterator c'tors |
Yes |
|
|
| 387 |
CD1 |
29.4 [complex.numbers] |
std::complex over-encapsulated |
Yes |
|
|
| 629 |
CD1 |
29.4.6 [complex.ops] |
complex<T> insertion and locale dependence |
Yes |
|
|
| 595 |
CD1 |
29.4.7 [complex.value.ops] |
TR1/C++0x: fabs(complex<T>) redundant / wrongly specified |
Yes |
|
|
| 781 |
CD1 |
29.4.7 [complex.value.ops] |
std::complex should add missing C99 functions |
Yes |
|
|
| 844 |
CD1 |
29.4.10 [cmplx.over] |
complex pow return type is ambiguous |
Yes |
|
|
| 507 |
CD1 |
29.5 [rand] |
Missing requirement for variate_generator::operator() |
Yes |
|
|
| 699 |
CD1 |
29.5 [rand] |
N2111 changes min/max |
Yes |
|
|
| 505 |
CD1 |
29.5.3 [rand.req] |
Result_type in random distribution requirements |
Yes |
|
|
| 654 |
CD1 |
29.5.3.4 [rand.req.eng] |
Missing IO roundtrip for random number engines |
Yes |
|
|
| 678 |
CD1 |
29.5.3.4 [rand.req.eng] |
Changes for [rand.req.eng] |
Yes |
|
|
| 728 |
CD1 |
29.5.4.3 [rand.eng.mers] |
Problem in [rand.eng.mers]/6 |
Yes |
|
|
| 609 |
CD1 |
29.5.5.3 [rand.adapt.ibits] |
missing static const |
Yes |
|
|
| 508 |
CD1 |
29.5.6 [rand.predef] |
Bad parameters for ranlux64_base_01 |
Yes |
|
|
| 607 |
CD1 |
29.5.8.1 [rand.util.seedseq] |
Concern about short seed vectors |
Yes |
|
|
| 608 |
CD1 |
29.5.8.1 [rand.util.seedseq] |
Unclear seed_seq construction details |
Yes |
|
|
| 677 |
CD1 |
29.5.8.1 [rand.util.seedseq] |
Weaknesses in seed_seq::randomize [rand.util.seedseq] |
Yes |
|
|
| 712 |
CD1 |
29.5.8.1 [rand.util.seedseq] |
seed_seq::size no longer useful |
Yes |
|
|
| 782 |
CD1 |
29.5.8.1 [rand.util.seedseq] |
Extended seed_seq constructor is useless |
Yes |
|
|
| 655 |
CD1 |
29.5.8.2 [rand.util.canonical] |
Signature of generate_canonical not useful |
Yes |
|
|
| 734 |
CD1 |
29.5.9.5.3 [rand.dist.norm.chisq] |
Unnecessary restriction in [rand.dist.norm.chisq] |
Yes |
|
|
| 792 |
CD1 |
29.5.9.6.2 [rand.dist.samp.pconst] |
piecewise_constant_distribution is undefined for a range with just one endpoint |
Yes |
|
|
| 621 |
CD1 |
29.6 [numarray] |
non-const copy assignment operators of helper arrays |
Yes |
|
|
| 253 |
CD1 |
29.6.2.2 [valarray.cons] |
valarray helper functions are almost entirely useless |
Yes |
|
|
| 620 |
CD1 |
29.6.2.2 [valarray.cons] |
valid uses of empty valarrays |
Yes |
|
|
| 624 |
CD1 |
29.6.2.3 [valarray.assign] |
valarray assignment and arrays of unequal length |
Yes |
|
|
| 389 |
CD1 |
29.6.2.4 [valarray.access] |
Const overload of valarray::operator[] returns by value |
Yes |
|
77 |
| 618 |
CD1 |
29.6.2.8 [valarray.members] |
valarray::cshift() effects on empty array |
Yes |
|
|
| 543 |
CD1 |
29.6.4 [class.slice] |
valarray slice default constructor |
Yes |
|
|
| 123 |
CD1 |
29.6.5.4 [slice.arr.fill] |
Should valarray helper arrays fill functions be const? |
Yes |
|
|
| 295 |
CD1 |
29.7 [c.math] |
Is abs defined in <cmath>? |
Yes |
|
|
| 395 |
CD1 |
29.7 [c.math] |
inconsistencies in the definitions of rand() and random_shuffle() |
Yes |
|
|
| 550 |
CD1 |
29.7 [c.math] |
What should the return type of pow(float,int) be? |
Yes |
|
|
| 722 |
CD1 |
29.7 [c.math] |
Missing [c.math] functions nanf and nanl |
Yes |
|
|
| 882 |
CD1 |
30.5.6 [time.duration.nonmember] |
duration non-member arithmetic requirements |
Yes |
|
|
| 44 |
CD1 |
31 [input.output] |
Iostreams use operator== on int_type values |
Yes |
|
|
| 273 |
CD1 |
31 [input.output] |
Missing ios_base qualification on members of a dependent class |
Yes |
|
|
| 308 |
CD1 |
31 [input.output] |
Table 82 mentions unrelated headers |
Yes |
|
|
| 365 |
CD1 |
31 [input.output] |
Lack of const-qualification in clause 27 |
Yes |
|
|
| 623 |
CD1 |
31.2.1 [iostream.limits.imbue] |
pubimbue forbidden to call imbue |
Yes |
|
|
| 369 |
CD1 |
31.4 [iostream.objects] |
io stream objects and static ctors |
Yes |
|
|
| 455 |
CD1 |
31.4 [iostream.objects] |
cerr::tie() and wcerr::tie() are overspecified |
Yes |
|
|
| 574 |
CD1 |
31.4 [iostream.objects] |
DR 369 Contradicts Text |
Yes |
|
|
| 331 |
CD1 |
31.5.2.2.1 [ios.failure] |
bad declaration of destructor for ios_base::failure |
Yes |
|
|
| 363 |
CD1 |
31.5.2.2.1 [ios.failure] |
Missing exception specification in 27.4.2.1.1 |
Yes |
|
|
| 49 |
CD1 |
31.5.2.5 [ios.members.static] |
Underspecification of ios_base::sync_with_stdio |
Yes |
|
|
| 441 |
CD1 |
31.5.3 [fpos] |
Is fpos::state const? |
Yes |
|
|
| 256 |
CD1 |
31.5.4.3 [basic.ios.members] |
typo in 27.4.4.2, p17: copy_event does not exist |
Yes |
|
|
| 292 |
CD1 |
31.5.4.3 [basic.ios.members] |
effects of a.copyfmt (a) |
Yes |
|
|
| 272 |
CD1 |
31.5.4.4 [iostate.flags] |
Missing parentheses around subexpression |
Yes |
|
569 |
| 412 |
CD1 |
31.5.4.4 [iostate.flags] |
Typo in 27.4.4.3 |
Yes |
|
429 |
| 468 |
CD1 |
31.5.4.4 [iostate.flags] |
unexpected consequences of ios_base::operator void*() |
Yes |
|
|
| 364 |
CD1 |
31.6.3.5.2 [streambuf.virt.buffer] |
Inconsistent wording in 27.5.2.4.2 |
Yes |
|
|
| 567 |
CD1 |
31.7 [iostream.format] |
streambuf inserter and extractor should be unformatted |
Yes |
|
|
| 373 |
CD1 |
31.7.5.3.1 [istream.formatted.reqmts] |
Are basic_istream and basic_ostream to use (exceptions()&badbit) != 0 ? |
Yes |
|
|
| 118 |
CD1 |
31.7.5.3.2 [istream.formatted.arithmetic] |
basic_istream uses nonexistent num_get member functions |
Yes |
|
|
| 661 |
CD1 |
31.7.5.3.2 [istream.formatted.arithmetic] |
New 27.6.1.2.2 changes make special extractions useless |
Yes |
|
|
| 413 |
CD1 |
31.7.5.3.3 [istream.extractors] |
Proposed resolution to LDR#64 still wrong |
Yes |
|
|
| 136 |
CD1 |
31.7.5.4 [istream.unformatted] |
seekp, seekg setting wrong streams? |
Yes |
|
|
| 243 |
CD1 |
31.7.5.4 [istream.unformatted] |
get and getline when sentry reports failure |
Yes |
|
|
| 370 |
CD1 |
31.7.5.4 [istream.unformatted] |
Minor error in basic_istream::get |
Yes |
|
|
| 531 |
CD1 |
31.7.5.4 [istream.unformatted] |
array forms of unformatted input functions |
Yes |
|
|
| 537 |
CD1 |
31.7.5.4 [istream.unformatted] |
Typos in the signatures in 27.6.1.3/42-43 and 27.6.2.4 |
Yes |
|
|
| 566 |
CD1 |
31.7.5.4 [istream.unformatted] |
array forms of unformatted input function undefined for zero-element arrays |
Yes |
|
|
| 415 |
CD1 |
31.7.5.5 [istream.manip] |
behavior of std::ws |
Yes |
|
|
| 271 |
CD1 |
31.7.5.7 [iostreamclass] |
basic_iostream missing typedefs |
Yes |
|
|
| 165 |
CD1 |
31.7.6.2 [ostream] |
xsputn(), pubsync() never called by basic_ostream members? |
Yes |
|
|
| 311 |
CD1 |
31.7.6.2 [ostream] |
Incorrect wording in basic_ostream class synopsis |
Yes |
|
|
| 442 |
CD1 |
31.7.6.2.4 [ostream.sentry] |
sentry::operator bool() inconsistent signature |
Yes |
|
|
| 117 |
CD1 |
31.7.6.3.2 [ostream.inserters.arithmetic] |
basic_ostream uses nonexistent num_put member functions |
Yes |
|
|
| 640 |
CD1 |
31.7.6.3.2 [ostream.inserters.arithmetic] |
27.6.2.5.2 does not handle (unsigned) long long |
Yes |
|
|
| 167 |
CD1 |
31.7.6.3.4 [ostream.inserters.character] |
Improper use of traits_type::length() |
Yes |
|
|
| 474 |
CD1 |
31.7.6.3.4 [ostream.inserters.character] |
confusing Footnote 297 |
Yes |
|
|
| 581 |
CD1 |
31.7.6.4 [ostream.unformatted] |
flush() not unformatted function |
Yes |
|
|
| 333 |
CD1 |
31.7.6.5 [ostream.manip] |
does endl imply synchronization with the device? |
Yes |
|
|
| 183 |
CD1 |
31.7.7 [std.manip] |
I/O stream manipulators don't work for wide character streams |
Yes |
|
|
| 692 |
CD1 |
31.7.8 [ext.manip] |
get_money and put_money should be formatted I/O functions |
Yes |
|
|
| 252 |
CD1 |
31.8 [string.streams] |
missing casts/C-style casts used in iostreams |
Yes |
|
|
| 562 |
CD1 |
31.8 [string.streams] |
stringbuf ctor inefficient |
Yes |
|
|
| 251 |
CD1 |
31.8.2 [stringbuf] |
basic_stringbuf missing allocator_type |
Yes |
|
|
| 238 |
CD1 |
31.8.2.2 [stringbuf.cons] |
Contradictory results of stringbuf initialization. |
Yes |
|
|
| 375 |
CD1 |
31.8.2.5 [stringbuf.virtuals] |
basic_ios should be ios_base in 27.7.1.3 |
Yes |
|
|
| 376 |
CD1 |
31.8.2.5 [stringbuf.virtuals] |
basic_streambuf semantics |
Yes |
|
|
| 432 |
CD1 |
31.8.2.5 [stringbuf.virtuals] |
stringbuf::overflow() makes only one write position available |
Yes |
|
|
| 453 |
CD1 |
31.8.2.5 [stringbuf.virtuals] |
basic_stringbuf::seekoff need not always fail for an empty stream |
Yes |
|
|
| 563 |
CD1 |
31.8.2.5 [stringbuf.virtuals] |
stringbuf seeking from end |
Yes |
|
|
| 420 |
CD1 |
31.10 [file.streams] |
is std::FILE a complete type? |
Yes |
|
|
| 444 |
CD1 |
31.10 [file.streams] |
Bad use of casts in fstream |
Yes |
|
|
| 460 |
CD1 |
31.10 [file.streams] |
Default modes missing from basic_fstream member specifications |
Yes |
|
|
| 643 |
CD1 |
31.10.3 [filebuf] |
Impossible "as if" clauses |
Yes |
|
|
| 443 |
CD1 |
31.10.3.4 [filebuf.members] |
filebuf::close() inconsistent use of EOF |
Yes |
|
|
| 596 |
CD1 |
31.10.3.4 [filebuf.members] |
27.8.1.3 Table 112 omits "a+" and "a+b" modes |
Yes |
|
|
| 171 |
CD1 |
31.10.3.5 [filebuf.virtuals] |
Strange seekpos() semantics due to joint position |
Yes |
|
|
| 285 |
CD1 |
31.10.4.2 [ifstream.cons] |
minor editorial errors in fstream ctors |
Yes |
|
|
| 409 |
CD1 |
31.10.4.4 [ifstream.members] |
Closing an fstream should clear error state |
Yes |
|
|
| 622 |
CD1 |
31.10.6.4 [fstream.members] |
behavior of filebuf dtor and close on error |
Yes |
|
|
| 783 |
CD1 |
32.4.3.2 [thread.thread.id] |
thread::id reuse |
Yes |
|
|
| 818 |
CD1 |
32.5.4 [atomics.order] |
wording for memory ordering |
Yes |
|
|
| 768 |
CD1 |
32.5.8 [atomics.types.generic] |
Typos in [atomics]? |
Yes |
|
|
| 845 |
CD1 |
32.5.8 [atomics.types.generic] |
atomics cannot support aggregate initialization |
Yes |
|
|
| 777 |
CD1 |
32.5.8.2 [atomics.types.operations] |
Atomics Library Issue |
Yes |
|
|
| 846 |
CD1 |
32.5.8.2 [atomics.types.operations] |
No definition for constructor |
Yes |
|
|
| 109 |
CD1 |
99 [depr.lib.binders] |
Missing binders for non-const sequence elements |
Yes |
|
|
| 362 |
CD1 |
99 [depr.lib.binders] |
bind1st/bind2nd type safety |
Yes |
|
|
| 798 |
CD1 |
99 [depr.lib.binders] |
Refactoring of binders lead to interface breakage |
Yes |
|
|
| 425 |
CD1 |
99 [depr.temporary.buffer] |
return value of std::get_temporary_buffer |
Yes |
|
|
| 843 |
CD1 |
99 [func.referenceclosure.cons] |
Reference Closure |
Yes |
|
|
| 789 |
CD1 |
99 [rand.adapt.xor] |
xor_combine_engine(result_type) should be explicit |
Yes |
|
|
| 858 |
CD1 |
99 [util.dynamic.safety] |
Wording for Minimal Support for Garbage Collection |
Yes |
|
|
| Issue |
Status |
Section |
Title |
Proposed Resolution |
Priority |
Duplicates |
| 222 |
TC1 |
16.3.2.4 [structure.specifications] |
Are throw clauses necessary if a throw is already implied by the effects clause? |
Yes |
|
|
| 1 |
TC1 |
16.4.3.3 [using.linkage] |
C library linkage editing oversight |
Yes |
|
|
| 199 |
TC1 |
16.4.4.6 [allocator.requirements] |
What does allocate(0) return? |
Yes |
|
|
| 147 |
TC1 |
16.4.6.4 [global.functions] |
Library Intro refers to global functions that aren't global |
Yes |
|
|
| 119 |
TC1 |
16.4.6.13 [res.on.exception.handling] |
Should virtual functions be allowed to strengthen the exception specification? |
Yes |
|
|
| 3 |
TC1 |
17.5 [support.start.term] |
Atexit registration during atexit() call is not described |
Yes |
|
|
| 9 |
TC1 |
17.6.3 [new.delete] |
Operator new(0) calls should not yield the same pointer |
Yes |
|
|
| 114 |
TC1 |
17.6.3.4 [new.delete.placement] |
Placement forms example in error twice |
Yes |
|
196 |
| 108 |
TC1 |
17.7.3 [type.info] |
Lifetime of exception::what() return unspecified |
Yes |
|
|
| 70 |
TC1 |
17.9 [support.exception] |
Uncaught_exception() missing throw() specification |
Yes |
|
|
| 181 |
TC1 |
22.3 [pairs] |
make_pair() unintended behavior |
Yes |
|
|
| 11 |
TC1 |
22.9.2 [template.bitset] |
Bitset minor problems |
Yes |
|
|
| 51 |
TC1 |
23.2 [container.requirements] |
Requirement to not invalidate iterators missing |
Yes |
|
|
| 139 |
TC1 |
23.2.4 [sequence.reqmts] |
Optional sequence operation table description unclear |
Yes |
|
|
| 151 |
TC1 |
23.2.4 [sequence.reqmts] |
Can't currently clear() empty container |
Yes |
|
|
| 224 |
TC1 |
23.2.7 [associative.reqmts] |
clear() complexity for associative containers refers to undefined N |
Yes |
|
|
| 144 |
TC1 |
23.3.5.2 [deque.cons] |
Deque constructor complexity wrong |
Yes |
|
|
| 132 |
TC1 |
23.3.9.3 [list.capacity] |
list::resize description uses random access iterators |
Yes |
|
|
| 69 |
TC1 |
23.3.11 [vector] |
Must elements of a vector be contiguous? |
Yes |
|
|
| 134 |
TC1 |
23.3.11.2 [vector.cons] |
vector constructors over specified |
Yes |
|
|
| 133 |
TC1 |
23.4.3 [map] |
map missing get_allocator() |
Yes |
|
|
| 208 |
TC1 |
24.3.4 [iterator.concepts] |
Unnecessary restriction on past-the-end iterators |
Yes |
|
|
| 110 |
TC1 |
24.6.4 [istreambuf.iterator] |
istreambuf_iterator::equal not const |
Yes |
|
|
| 39 |
TC1 |
24.6.4.4 [istreambuf.iterator.ops] |
istreambuf_iterator<>::operator++(int) definition garbled |
Yes |
|
|
| 112 |
TC1 |
24.6.5.2 [ostreambuf.iter.cons] |
Minor typo in ostreambuf_iterator constructor |
Yes |
|
|
| 210 |
TC1 |
26 [algorithms] |
distance first and last confused |
Yes |
|
|
| 150 |
TC1 |
26.6.9 [alg.find.first.of] |
Find_first_of says integer instead of iterator |
Yes |
|
|
| 227 |
TC1 |
26.7.3 [alg.swap] |
std::swap() should require CopyConstructible or DefaultConstructible arguments |
Yes |
|
|
| 223 |
TC1 |
26.7.10 [alg.reverse] |
reverse algorithm should use iter_swap rather than swap |
Yes |
|
|
| 193 |
TC1 |
26.8.8 [alg.heap.operations] |
Heap operations description incorrect |
Yes |
|
216 |
| 212 |
TC1 |
26.8.9 [alg.min.max] |
Empty range behavior unclear for several algorithms |
Yes |
|
|
| 142 |
TC1 |
26.8.11 [alg.lex.comparison] |
lexicographical_compare complexity wrong |
Yes |
|
|
| 7 |
TC1 |
27 [strings] |
String clause minor problems |
Yes |
|
|
| 57 |
TC1 |
27.2.4.6 [char.traits.specializations.wchar.t] |
Mistake in char_traits |
Yes |
|
|
| 42 |
TC1 |
27.4.3 [basic.string] |
String ctors specify wrong default allocator |
Yes |
|
|
| 83 |
TC1 |
27.4.3 [basic.string] |
String::npos vs. string::max_size() |
Yes |
|
89 |
| 209 |
TC1 |
27.4.3 [basic.string] |
basic_string declarations inconsistent |
Yes |
|
|
| 86 |
TC1 |
27.4.3.2 [string.require] |
String constructors don't describe exceptions |
Yes |
|
|
| 141 |
TC1 |
27.4.3.7.4 [string.insert] |
basic_string::find_last_of, find_last_not_of say pos instead of xpos |
Yes |
|
|
| 27 |
TC1 |
27.4.3.7.5 [string.erase] |
String::erase(range) yields wrong iterator |
Yes |
|
|
| 5 |
TC1 |
27.4.3.7.8 [string.swap] |
String::compare specification questionable |
Yes |
|
87 |
| 25 |
TC1 |
27.4.4.4 [string.io] |
String operator<< uses width() value wrong |
Yes |
|
67 |
| 90 |
TC1 |
27.4.4.4 [string.io] |
Incorrect description of operator >> for strings |
Yes |
|
|
| 211 |
TC1 |
27.4.4.4 [string.io] |
operator>>(istream&, string&) doesn't set failbit |
Yes |
|
|
| 31 |
TC1 |
28.3.3.1 [locale] |
Immutable locale values |
Yes |
|
378 |
| 37 |
TC1 |
28.3.3.1 [locale] |
Leftover "global" reference |
Yes |
|
|
| 137 |
TC1 |
28.3.3.1 [locale] |
Do use_facet and has_facet look in the global locale? |
Yes |
|
|
| 21 |
TC1 |
28.3.3.1.2.1 [locale.category] |
Codecvt_byname<> instantiations |
Yes |
|
|
| 30 |
TC1 |
28.3.3.1.2.1 [locale.category] |
Wrong header for LC_* |
Yes |
|
|
| 14 |
TC1 |
28.3.3.1.4 [locale.members] |
Locale::combine should be const |
Yes |
|
|
| 15 |
TC1 |
28.3.3.1.4 [locale.members] |
Locale::name requirement inconsistent |
Yes |
|
|
| 8 |
TC1 |
28.3.3.1.6 [locale.statics] |
Locale::global lacks guarantee |
Yes |
|
|
| 38 |
TC1 |
28.3.3.2 [locale.global.templates] |
Facet definition incomplete |
Yes |
|
|
| 126 |
TC1 |
28.3.4.2.2.3 [locale.ctype.virtuals] |
typos in Effects clause of ctype::do_narrow() |
Yes |
|
|
| 152 |
TC1 |
28.3.4.2.2.3 [locale.ctype.virtuals] |
Typo in scan_is() semantics |
Yes |
|
|
| 124 |
TC1 |
28.3.4.2.3 [locale.ctype.byname] |
ctype_byname<charT>::do_scan_is & do_scan_not return type should be const charT* |
Yes |
|
|
| 28 |
TC1 |
28.3.4.2.4.3 [facet.ctype.char.members] |
Ctype<char>is ambiguous |
Yes |
|
236 |
| 75 |
TC1 |
28.3.4.2.5 [locale.codecvt] |
Contradiction in codecvt::length's argument types |
Yes |
|
|
| 16 |
TC1 |
28.3.4.2.5 [locale.codecvt] |
Bad ctype_byname<char> decl |
Yes |
|
|
| 19 |
TC1 |
28.3.4.2.5 [locale.codecvt] |
"Noconv" definition too vague |
Yes |
|
10 |
| 24 |
TC1 |
28.3.4.2.5 [locale.codecvt] |
"do_convert" doesn't exist |
Yes |
|
72 |
| 33 |
TC1 |
28.3.4.2.5 [locale.codecvt] |
Codecvt<> mentions from_type |
Yes |
|
43 |
| 74 |
TC1 |
28.3.4.2.5 [locale.codecvt] |
Garbled text for codecvt::do_max_length |
Yes |
|
|
| 18 |
TC1 |
28.3.4.3.2.2 [facet.num.get.members] |
Get(...bool&) omitted |
Yes |
|
|
| 17 |
TC1 |
28.3.4.3.2.3 [facet.num.get.virtuals] |
Bad bool parsing |
Yes |
|
|
| 154 |
TC1 |
28.3.4.3.2.3 [facet.num.get.virtuals] |
Missing double specifier for do_get() |
Yes |
|
|
| 34 |
TC1 |
28.3.4.3.3.3 [facet.num.put.virtuals] |
True/falsename() not in ctype<> |
Yes |
|
|
| 20 |
TC1 |
28.3.4.4.1.3 [facet.numpunct.virtuals] |
Thousands_sep returns wrong type |
Yes |
|
|
| 71 |
TC1 |
28.3.4.6.2 [locale.time.get] |
Do_get_monthname synopsis missing argument |
Yes |
|
|
| 164 |
TC1 |
28.3.4.6.4.3 [locale.time.put.virtuals] |
do_put() has apparently unused fill argument |
Yes |
|
|
| 79 |
TC1 |
29.4.2 [complex.syn] |
Inconsistent declaration of polar() |
Yes |
|
|
| 80 |
TC1 |
29.4.2 [complex.syn] |
Global Operators of complex declared twice |
Yes |
|
|
| 146 |
TC1 |
29.4.6 [complex.ops] |
complex<T> Inserter and Extractor need sentries |
Yes |
|
|
| 125 |
TC1 |
29.6.2 [template.valarray] |
valarray<T>::operator!() return type is inconsistent |
Yes |
|
|
| 106 |
TC1 |
29.6.5 [template.slice.array] |
Numeric library private members are implementation defined |
Yes |
|
|
| 55 |
TC1 |
31 [input.output] |
Invalid stream position is undefined |
Yes |
|
|
| 155 |
TC1 |
31.4 [iostream.objects] |
Typo in naming the class defining the class Init |
Yes |
|
|
| 29 |
TC1 |
31.4.3 [narrow.stream.objects] |
Ios_base::init doesn't exist |
Yes |
|
|
| 35 |
TC1 |
31.5 [iostreams.base] |
No manipulator unitbuf in synopsis |
Yes |
|
|
| 41 |
TC1 |
31.5.2 [ios.base] |
Ios_base needs clear(), exceptions() |
Yes |
|
157 |
| 50 |
TC1 |
31.5.2 [ios.base] |
Copy constructor and assignment operator of ios_base |
Yes |
|
|
| 78 |
TC1 |
31.5.2 [ios.base] |
Typo: event_call_back |
Yes |
|
|
| 48 |
TC1 |
31.5.2.2.1 [ios.failure] |
Use of non-existent exception constructor |
Yes |
|
|
| 189 |
TC1 |
31.5.2.3 [fmtflags.state] |
setprecision() not specified correctly |
Yes |
|
|
| 47 |
TC1 |
31.5.2.4 [ios.base.locales] |
Imbue() and getloc() Returns clauses swapped |
Yes |
|
|
| 156 |
TC1 |
31.5.2.4 [ios.base.locales] |
Typo in imbue() description |
Yes |
|
|
| 36 |
TC1 |
31.5.2.6 [ios.base.storage] |
Iword & pword storage lifetime omitted |
Yes |
|
|
| 220 |
TC1 |
31.5.2.8 [ios.base.cons] |
~ios_base() usage valid? |
Yes |
|
|
| 52 |
TC1 |
31.5.3.3 [fpos.operations] |
Small I/O problems |
Yes |
|
|
| 53 |
TC1 |
31.5.4.2 [basic.ios.cons] |
Basic_ios destructor unspecified |
Yes |
|
|
| 56 |
TC1 |
31.6.3 [streambuf] |
Showmanyc's return type |
Yes |
|
|
| 122 |
TC1 |
31.6.3 [streambuf] |
streambuf/wstreambuf description should not say they are specializations |
Yes |
|
|
| 54 |
TC1 |
31.6.3.2 [streambuf.cons] |
Basic_streambuf's destructor |
Yes |
|
|
| 59 |
TC1 |
31.6.3.4.2 [streambuf.get.area] |
Ambiguity in specification of gbump |
Yes |
|
|
| 158 |
TC1 |
31.6.3.5.2 [streambuf.virt.buffer] |
Underspecified semantics for setbuf() |
Yes |
|
|
| 159 |
TC1 |
31.6.3.5.3 [streambuf.virt.get] |
Strange use of underflow() |
Yes |
|
|
| 32 |
TC1 |
31.6.3.5.4 [streambuf.virt.pback] |
Pbackfail description inconsistent |
Yes |
|
|
| 160 |
TC1 |
31.7.5.2 [istream] |
Typo: Use of non-existing function exception() |
Yes |
|
|
| 26 |
TC1 |
31.7.5.2.4 [istream.sentry] |
Bad sentry example |
Yes |
|
|
| 195 |
TC1 |
31.7.5.2.4 [istream.sentry] |
Should basic_istream::sentry's constructor ever set eofbit? |
Yes |
|
|
| 60 |
TC1 |
31.7.5.3.1 [istream.formatted.reqmts] |
What is a formatted input function? |
Yes |
|
162, 163, 166 |
| 161 |
TC1 |
31.7.5.3.2 [istream.formatted.arithmetic] |
Typo: istream_iterator vs. istreambuf_iterator |
Yes |
|
|
| 13 |
TC1 |
31.7.5.3.3 [istream.extractors] |
Eos refuses to die |
Yes |
|
|
| 64 |
TC1 |
31.7.5.3.3 [istream.extractors] |
Exception handling in basic_istream::operator>>(basic_streambuf*) |
Yes |
|
|
| 68 |
TC1 |
31.7.5.3.3 [istream.extractors] |
Extractors for char* should store null at end |
Yes |
|
|
| 61 |
TC1 |
31.7.5.4 [istream.unformatted] |
Ambiguity in iostreams exception policy |
Yes |
|
|
| 62 |
TC1 |
31.7.5.4 [istream.unformatted] |
Sync's return value |
Yes |
|
|
| 129 |
TC1 |
31.7.5.4 [istream.unformatted] |
Need error indication from seekp() and seekg() |
Yes |
|
|
| 172 |
TC1 |
31.7.5.4 [istream.unformatted] |
Inconsistent types for basic_istream::ignore() |
Yes |
|
|
| 63 |
TC1 |
31.7.6.4 [ostream.unformatted] |
Exception-handling policy for unformatted output |
Yes |
|
|
| 168 |
TC1 |
31.7.6.4 [ostream.unformatted] |
Typo: formatted vs. unformatted |
Yes |
|
|
| 169 |
TC1 |
31.8.2.5 [stringbuf.virtuals] |
Bad efficiency of overflow() mandated |
Yes |
|
|
| 170 |
TC1 |
31.8.5 [stringstream] |
Inconsistent definition of traits_type |
Yes |
|
|
| 173 |
TC1 |
31.10.3.5 [filebuf.virtuals] |
Inconsistent types for basic_filebuf::setbuf() |
Yes |
|
|
| 22 |
TC1 |
31.10.4.4 [ifstream.members] |
Member open vs. flags |
Yes |
|
|
| 127 |
TC1 |
99 [auto.ptr] |
auto_ptr<> conversion issues |
Yes |
|
|
| 174 |
TC1 |
99 [depr.ios.members] |
Typo: OFF_T vs. POS_T |
Yes |
|
|
| 175 |
TC1 |
99 [depr.ios.members] |
Ambiguity for basic_streambuf::pubseekpos() and a few other functions. |
Yes |
|
|
| 176 |
TC1 |
99 [depr.ios.members] |
exceptions() in ios_base...? |
Yes |
|
|
| 46 |
TC1 |
99 [depr.str.strstreams] |
Minor Annex D errors |
Yes |
|
|
| 115 |
TC1 |
99 [depr.strstream.cons] |
Typo in strstream constructors |
Yes |
|
|
| 66 |
TC1 |
99 [depr.strstreambuf.virtuals] |
Strstreambuf::setbuf |
Yes |
|
|
| 40 |
TC1 |
99 [facets.examples] |
Meaningless normative paragraph in examples |
Yes |
|
|
| 148 |
TC1 |
99 [facets.examples] |
Functions in the example facet BoolNames should be const |
Yes |
|
|
| 217 |
TC1 |
99 [facets.examples] |
Facets example (Classifying Japanese characters) contains errors |
Yes |
|
|
| Issue |
Status |
Section |
Title |
Proposed Resolution |
Priority |
Duplicates |
| 2075 |
Resolved |
6.9.2 [intro.multithread] |
Progress guarantees, lock-free property, and scheduling assumptions |
Yes |
|
|
| 2925 |
Resolved |
16 [library] |
Template argument deduction is not used in the standard library |
Yes |
|
|
| 343 |
Resolved |
16 [library] |
Unspecified library header dependencies |
Yes |
|
|
| 625 |
Resolved |
16 [library] |
Mixed up Effects and Returns clauses |
Yes |
|
895 |
| 1151 |
Resolved |
16 [library] |
Behavior of the library in the presence of threads is incompletely specified |
Yes |
|
|
| 1344 |
Resolved |
16 [library] |
Replace throw() with noexcept |
Yes |
|
1351 |
| 1345 |
Resolved |
16 [library] |
Library classes should have noexcept move operations |
Yes |
|
|
| 1346 |
Resolved |
16 [library] |
Apply noexcept where library specification does not permit exceptions |
Yes |
|
1352 |
| 1347 |
Resolved |
16 [library] |
Apply noexcept judiciously throughout the library |
Yes |
|
|
| 1353 |
Resolved |
16 [library] |
Clarify the state of a moved-from object |
Yes |
|
|
| 3168 |
Resolved |
16.3.2.4 [structure.specifications] |
Expects: element should be specified in one place |
Yes |
2 |
|
| 2292 |
Resolved |
16.3.2.4 [structure.specifications] |
Find a better phrasing for "shall not participate in overload resolution" |
Yes |
3 |
|
| 2999 |
Resolved |
16.3.3.2 [expos.only.entity] |
§[thread.decaycopy] issue |
Yes |
3 |
|
| 1357 |
Resolved |
16.3.3.3.3 [bitmask.types] |
Library bitmask types to not satisfy the bimask type requirements |
Yes |
|
|
| 3510 |
Resolved |
16.3.3.3.5 [customization.point.object] |
Customization point objects should be invocable as non-const too |
Yes |
3 |
|
| 3815 |
Resolved |
16.3.3.6 [freestanding.item] |
Freestanding enumerators specification is lacking |
Yes |
|
|
| 594 |
Resolved |
16.4.4.2 [utility.arg.requirements] |
Disadvantages of defining Swappable in terms of CopyConstructible and Assignable |
Yes |
|
|
| 742 |
Resolved |
16.4.4.2 [utility.arg.requirements] |
Enabling swap for proxy iterators |
Yes |
|
|
| 1283 |
Resolved |
16.4.4.2 [utility.arg.requirements] |
MoveConstructible and MoveAssignable need clarification
of moved-from state |
Yes |
|
|
| 1322 |
Resolved |
16.4.4.2 [utility.arg.requirements] |
Explicit CopyConstructible requirements are insufficient |
Yes |
|
|
| 2114 |
Resolved |
16.4.4.4 [nullablepointer.requirements] |
Incorrect "contextually convertible to bool" requirements |
Yes |
3 |
|
| 2108 |
Resolved |
16.4.4.6 [allocator.requirements] |
No way to identify allocator types that always compare equal |
Yes |
3 |
|
| 431 |
Resolved |
16.4.4.6 [allocator.requirements] |
Swapping containers with unequal allocators |
Yes |
|
|
| 635 |
Resolved |
16.4.4.6 [allocator.requirements] |
domain of allocator::address |
Yes |
|
|
| 3442 |
Resolved |
16.4.5.2.1 [namespace.std] |
Unsatisfiable suggested implementation of customization points |
Yes |
1 |
|
| 1526 |
Resolved |
16.4.6.10 [res.on.data.races] |
C++ should not impose thread safety requirements on C99 library implementations |
Yes |
3 |
|
| 2867 |
Resolved |
16.4.6.13 [res.on.exception.handling] |
Bad footnote about explicit exception-specification |
Yes |
|
|
| 2368 |
Resolved |
17.6.3 [new.delete] |
Replacing global operator new |
Yes |
2 |
|
| 1366 |
Resolved |
17.6.3.5 [new.delete.dataraces] |
New-handler and data races |
Yes |
|
|
| 1365 |
Resolved |
17.6.4 [alloc.errors] |
Thread-safety of handler functions |
Yes |
|
|
| 2821 |
Resolved |
17.6.5 [ptr.launder] |
std::launder() should be marked as [[nodiscard]] |
Yes |
3 |
|
| 1135 |
Resolved |
17.9.7 [propagation] |
exception_ptr should support contextual conversion to bool |
Yes |
|
|
| 1307 |
Resolved |
17.9.7 [propagation] |
exception_ptr and allocator pointers don't understand != |
Yes |
|
|
| 1364 |
Resolved |
17.9.7 [propagation] |
It is not clear how exception_ptr is synchronized |
Yes |
|
|
| 3295 |
Resolved |
17.11.2 [cmp.categories] |
Comparison category operator== are mis-specified |
Yes |
1 |
|
| 3239 |
Resolved |
17.11.2.2 [cmp.partialord] |
Hidden friends should be specified more narrowly |
Yes |
|
|
| 3469 |
Resolved |
17.12.4.7 [coroutine.handle.promise] |
Precondition of coroutine_handle::promise may be insufficient |
Yes |
2 |
|
| 2155 |
Resolved |
17.13 [support.runtime] |
Macro __bool_true_false_are_defined should be removed |
Yes |
4 |
|
| 2241 |
Resolved |
17.13 [support.runtime] |
<cstdalign> and #define of alignof |
Yes |
2 |
|
| 2879 |
Resolved |
17.13.4 [csignal.syn] |
Removing C dependencies from signal handler wording |
Yes |
|
|
| 3151 |
Resolved |
18.4.4 [concept.convertible] |
ConvertibleTo rejects conversions from array and function types |
Yes |
3 |
|
| 3345 |
Resolved |
18.4.9 [concept.swappable] |
Incorrect usages of "models" versus "satisfies" |
Yes |
2 |
|
| 697 |
Resolved |
19.5 [syserr] |
New <system_error> header leads to name clashes |
Yes |
|
|
| 825 |
Resolved |
19.5.4.1 [syserr.errcode.overview] |
Missing rvalues reference stream insert/extract operators? |
Yes |
|
|
| 1229 |
Resolved |
19.5.4.3 [syserr.errcode.modifiers] |
error_code operator= typo |
Yes |
|
|
| 3514 |
Resolved |
19.6.2 [stacktrace.syn] |
stacktrace should add type alias pmr::stacktrace |
Yes |
3 |
|
| 2089 |
Resolved |
20.2.10.2 [allocator.members] |
std::allocator::construct should use uniform initialization |
Yes |
2 |
|
| 834 |
Resolved |
20.3.1.3 [unique.ptr.single] |
unique_ptr::pointer requirements underspecified |
Yes |
|
|
| 983 |
Resolved |
20.3.1.3 [unique.ptr.single] |
unique_ptr reference deleters should not be moved from |
Yes |
|
|
| 932 |
Resolved |
20.3.1.3.2 [unique.ptr.single.ctor] |
unique_ptr(pointer p) for pointer deleter types |
Yes |
|
|
| 950 |
Resolved |
20.3.1.3.2 [unique.ptr.single.ctor] |
unique_ptr converting ctor shouldn't accept array form |
Yes |
|
|
| 1100 |
Resolved |
20.3.1.3.2 [unique.ptr.single.ctor] |
auto_ptr to unique_ptr conversion |
Yes |
|
|
| 2228 |
Resolved |
20.3.1.3.4 [unique.ptr.single.asgn] |
Missing SFINAE rule in unique_ptr templated assignment |
Yes |
3 |
|
| 2118 |
Resolved |
20.3.1.4 [unique.ptr.runtime] |
[CD] unique_ptr for array does not support cv qualification conversion of actual argument |
Yes |
1 |
|
| 1293 |
Resolved |
20.3.1.4 [unique.ptr.runtime] |
unique_ptr<T[], D> needs to get rid of unspecified-pointer-type |
Yes |
|
|
| 1297 |
Resolved |
20.3.1.6 [unique.ptr.special] |
unique_ptr's relational operator functions should induce a total order |
Yes |
|
|
| 2810 |
Resolved |
20.3.2.2 [util.smartptr.shared] |
use_count and unique in shared_ptr |
Yes |
|
|
| 2864 |
Resolved |
20.3.2.2 [util.smartptr.shared] |
Merge shared_ptr changes from Library Fundamentals to C++17 |
Yes |
|
|
| 827 |
Resolved |
20.3.2.2.2 [util.smartptr.shared.const] |
constexpr shared_ptr::shared_ptr()? |
Yes |
|
|
| 1407 |
Resolved |
20.3.2.2.2 [util.smartptr.shared.const] |
Synch shared_ptr constructors taking movable types |
Yes |
|
|
| 884 |
Resolved |
20.3.2.2.5 [util.smartptr.shared.mod] |
shared_ptr swap |
Yes |
|
|
| 2776 |
Resolved |
20.3.2.2.6 [util.smartptr.shared.obs] |
shared_ptr unique() and use_count() |
Yes |
2 |
|
| 2070 |
Resolved |
20.3.2.2.7 [util.smartptr.shared.create] |
allocate_shared should use allocator_traits<A>::construct |
Yes |
2 |
|
| 2877 |
Resolved |
20.3.2.2.10 [util.smartptr.shared.cast] |
Strengthen meaning of "empty shared_ptr<T>" in dynamic_pointer_cast |
Yes |
|
|
| 2529 |
Resolved |
20.3.2.7 [util.smartptr.enab] |
Assigning to enable_shared_from_this::__weak_this twice |
Yes |
3 |
|
| 2179 |
Resolved |
20.3.2.7 [util.smartptr.enab] |
enable_shared_from_this and construction from raw pointers |
Yes |
3 |
|
| 3113 |
Resolved |
20.4.3.3 [mem.poly.allocator.mem] |
polymorphic_allocator::construct() should more closely match scoped_allocator_adaptor::construct() |
Yes |
3 |
|
| 1405 |
Resolved |
20.5 [allocator.adaptor] |
Move scoped_allocator_adaptor into separate header |
Yes |
|
|
| 2511 |
Resolved |
20.5.4 [allocator.adaptor.members] |
scoped_allocator_adaptor piecewise construction does not require CopyConstructible |
Yes |
3 |
|
| 1321 |
Resolved |
20.5.4 [allocator.adaptor.members] |
scoped_allocator_adaptor construct and destroy don't
use allocator_traits |
Yes |
|
|
| 2040 |
Resolved |
21 [meta] |
Missing type traits related to is_convertible |
Yes |
|
|
| 719 |
Resolved |
21 [meta] |
std::is_literal type traits should be provided |
Yes |
|
750 |
| 1390 |
Resolved |
21 [meta] |
Limit speculative compilation for constructible/convertible traits |
Yes |
|
|
| 1391 |
Resolved |
21 [meta] |
constructible/convertible traits and access control |
Yes |
|
|
| 2928 |
Resolved |
21.3.3 [meta.type.synop] |
is_callable is not a good name |
Yes |
|
|
| 2797 |
Resolved |
21.3.3 [meta.type.synop] |
Trait precondition violations |
Yes |
2 |
|
| 2927 |
Resolved |
21.3.3 [meta.type.synop] |
Encoding a functor and argument types as a function signature for is_callable and result_of is fragile |
Yes |
|
|
| 525 |
Resolved |
21.3.5 [meta.unary] |
type traits definitions not clear |
Yes |
|
|
| 1392 |
Resolved |
21.3.5 [meta.unary] |
result_of should support pointer-to-data-member |
Yes |
|
|
| 1174 |
Resolved |
21.3.5.4 [meta.unary.prop] |
Type property predicates |
Yes |
|
|
| 1260 |
Resolved |
21.3.5.4 [meta.unary.prop] |
is_constructible<int*,void*> reports true |
Yes |
|
|
| 1393 |
Resolved |
21.3.5.4 [meta.unary.prop] |
Trivial traits imply noexcept |
Yes |
|
|
| 1394 |
Resolved |
21.3.5.4 [meta.unary.prop] |
is_constructible reports false positives |
Yes |
|
|
| 2895 |
Resolved |
21.3.7 [meta.rel] |
Passing function types to result_of and is_callable |
Yes |
|
|
| 3022 |
Resolved |
21.3.7 [meta.rel] |
is_convertible<derived*, base*> may lead to ODR |
Yes |
2 |
|
| 2465 |
Resolved |
21.3.8.7 [meta.trans.other] |
SFINAE-friendly common_type is nearly impossible to specialize
correctly and regresses key functionality |
Yes |
2 |
|
| 2763 |
Resolved |
21.3.8.7 [meta.trans.other] |
common_type_t<void, void> is undefined |
Yes |
2 |
|
| 1055 |
Resolved |
21.3.8.7 [meta.trans.other] |
Provide a trait that returns the underlying type of an enumeration type |
Yes |
|
|
| 2397 |
Resolved |
21.3.8.7 [meta.trans.other] |
map<K, V>::emplace and explicit V constructors |
Yes |
1 |
|
| 1122 |
Resolved |
21.4.3 [ratio.ratio] |
Ratio values should be constexpr |
Yes |
|
|
| 1281 |
Resolved |
21.4.3 [ratio.ratio] |
CopyConstruction and Assignment between ratios having the same normalized form |
Yes |
|
|
| 1389 |
Resolved |
21.4.4 [ratio.arithmetic] |
Compile-time rational arithmetic and overflow |
Yes |
|
|
| 2888 |
Resolved |
22 [utilities] |
Variables of library tag types need to be inline variables |
Yes |
|
|
| 2889 |
Resolved |
22 [utilities] |
Mark constexpr global variables as inline |
Yes |
|
|
| 1075 |
Resolved |
22 [utilities] |
Scoped allocators are too complex |
Yes |
|
|
| 2955 |
Resolved |
22.2 [utility] |
to_chars / from_chars depend on std::string |
Yes |
|
|
| 2456 |
Resolved |
22.2 [utility] |
Incorrect exception specifications for 'swap' throughout library |
Yes |
1 |
|
| 1377 |
Resolved |
22.2 [utility] |
The revised forward is not compatible with access-control |
Yes |
|
|
| 2554 |
Resolved |
22.2.2 [utility.swap] |
Swapping multidimensional arrays is never noexcept |
Yes |
2 |
|
| 2800 |
Resolved |
22.2.2 [utility.swap] |
constexpr swap |
Yes |
3 |
|
| 823 |
Resolved |
22.2.4 [forward] |
identity<void> seems broken |
Yes |
|
|
| 1054 |
Resolved |
22.2.4 [forward] |
forward broken |
Yes |
|
|
| 353 |
Resolved |
22.3 [pairs] |
std::pair missing template assignment |
Yes |
|
|
| 482 |
Resolved |
22.3 [pairs] |
Swapping pairs |
Yes |
|
|
| 1378 |
Resolved |
22.3 [pairs] |
pair and tuple have too many conversions |
Yes |
|
|
| 1380 |
Resolved |
22.3 [pairs] |
pair and tuple of references need to better specify move-semantics |
Yes |
|
|
| 1382 |
Resolved |
22.3 [pairs] |
pair and tuple constructors should forward arguments |
Yes |
|
|
| 1383 |
Resolved |
22.3 [pairs] |
Inconsistent defaulted move/copy members in pair and tuple |
Yes |
|
|
| 1324 |
Resolved |
22.3.2 [pairs.pair] |
Still too many implicit conversions for pair and tuple |
Yes |
|
|
| 1326 |
Resolved |
22.3.2 [pairs.pair] |
Missing/wrong preconditions for pair and tuple functions |
Yes |
|
|
| 1379 |
Resolved |
22.3.2 [pairs.pair] |
pair copy-assignment not consistent for references |
Yes |
|
|
| 801 |
Resolved |
22.4 [tuple] |
tuple and pair trivial members |
Yes |
|
|
| 1116 |
Resolved |
22.4.4 [tuple.tuple] |
Literal constructors for tuple |
Yes |
|
|
| 2051 |
Resolved |
22.4.4 [tuple.tuple] |
Explicit tuple constructors for more than one parameter |
Yes |
2 |
|
| 3155 |
Resolved |
22.4.4.2 [tuple.cnstr] |
tuple<any, any>{allocator_arg_t, an_allocator} |
Yes |
3 |
|
| 2419 |
Resolved |
22.4.4.2 [tuple.cnstr] |
Clang's libc++ extension to std::tuple |
Yes |
|
|
| 1117 |
Resolved |
22.4.4.2 [tuple.cnstr] |
tuple copy constructor |
Yes |
|
|
| 2933 |
Resolved |
22.4.5 [tuple.creation] |
PR for LWG 2773 could be clearer |
Yes |
3 |
|
| 3978 |
Resolved |
22.4.5 [tuple.creation] |
The "no effect" requirement for std::ignore is unimplementable for volatile bit-fields |
Yes |
4 |
|
| 1201 |
Resolved |
22.4.5 [tuple.creation] |
Do we always want to unwrap ref-wrappers in make_tuple |
Yes |
|
|
| 2862 |
Resolved |
22.5 [optional] |
LWG 2756 should be accepted |
Yes |
|
|
| 2825 |
Resolved |
22.5.3 [optional.optional] |
LWG 2756 breaks class template argument deduction for optional |
Yes |
2 |
|
| 2753 |
Resolved |
22.5.3.2 [optional.ctor] |
Optional's constructors and assignments need constraints |
Yes |
0 |
|
| 2805 |
Resolved |
22.6 [variant] |
void and reference type alternatives in variant, variant<> and
index() |
Yes |
|
|
| 3228 |
Resolved |
22.6.3.2 [variant.ctor] |
Surprising variant construction |
Yes |
2 |
|
| 2882 |
Resolved |
22.6.3.2 [variant.ctor] |
Clarify variant construction |
Yes |
|
|
| 3052 |
Resolved |
22.6.7 [variant.visit] |
visit is underconstrained |
Yes |
2 |
|
| 2809 |
Resolved |
22.6.12 [variant.hash] |
variant hash requirements |
Yes |
|
|
| 2754 |
Resolved |
22.7.4.2 [any.cons] |
The in_place constructors and emplace functions added by P0032R3 don't require CopyConstructible |
Yes |
1 |
|
| 1290 |
Resolved |
22.10 [function.objects] |
Don't require [u|bi]nary_function inheritance |
Yes |
|
|
| 658 |
Resolved |
22.10 [function.objects] |
Two unspecified function comparators in [function.objects] |
Yes |
|
|
| 1397 |
Resolved |
22.10 [function.objects] |
Deprecate '98 binders |
Yes |
|
|
| 2926 |
Resolved |
22.10.4 [func.require] |
INVOKE(f, t1, t2,... tN) and INVOKE(f, t1, t2,... tN, R) are too similar |
Yes |
|
|
| 2690 |
Resolved |
22.10.5 [func.invoke] |
invoke<R> |
Yes |
|
|
| 2894 |
Resolved |
22.10.5 [func.invoke] |
The function template std::apply() is required to be constexpr, but std::invoke() isn't |
Yes |
3 |
|
| 2957 |
Resolved |
22.10.15.4 [func.bind.bind] |
bind's specification doesn't apply the cv-qualification of the call wrapper to the callable object |
Yes |
3 |
|
| 816 |
Resolved |
22.10.15.4 [func.bind.bind] |
Should bind()'s returned functor have a nofail copy ctor when bind() is nofail? |
Yes |
|
|
| 3023 |
Resolved |
22.10.16 [func.memfn] |
Clarify unspecified call wrappers |
Yes |
3 |
|
| 2370 |
Resolved |
22.10.17.3 [func.wrap.func] |
Operations involving type-erased allocators should not be noexcept in std::function |
Yes |
3 |
|
| 2501 |
Resolved |
22.10.17.3 [func.wrap.func] |
std::function requires POCMA/POCCA |
Yes |
3 |
|
| 2502 |
Resolved |
22.10.17.3 [func.wrap.func] |
std::function does not use allocator::construct |
Yes |
3 |
|
| 2813 |
Resolved |
22.10.17.3.2 [func.wrap.func.con] |
std::function should not return dangling references |
Yes |
2 |
|
| 1258 |
Resolved |
22.10.17.3.3 [func.wrap.func.mod] |
std::function Effects clause impossible to satisfy |
Yes |
|
|
| 815 |
Resolved |
22.10.17.3.5 [func.wrap.func.inv] |
std::function and reference_closure do not use perfect forwarding |
Yes |
|
|
| 2803 |
Resolved |
22.10.19 [unord.hash] |
hash for arithmetic, pointer and standard library types should not throw |
Yes |
3 |
|
| 2817 |
Resolved |
22.10.19 [unord.hash] |
std::hash for nullptr_t |
Yes |
|
|
| 2543 |
Resolved |
22.10.19 [unord.hash] |
LWG 2148 (hash support for enum types) seems under-specified |
Yes |
2 |
|
| 2913 |
Resolved |
23 [containers] |
Containers need deduction guides |
Yes |
|
|
| 767 |
Resolved |
23 [containers] |
Forwarding and backward compatibility |
Yes |
|
|
| 985 |
Resolved |
23.2.2 [container.requirements.general] |
Allowing throwing move |
Yes |
|
|
| 1329 |
Resolved |
23.2.3 [container.requirements.dataraces] |
Data races on vector<bool> |
Yes |
|
|
| 1041 |
Resolved |
23.2.7 [associative.reqmts] |
Add associative/unordered container functions that allow to extract elements |
Yes |
|
|
| 2830 |
Resolved |
23.2.7 [associative.reqmts] |
insert_return_type is only defined for containers with unique keys |
Yes |
|
|
| 2052 |
Resolved |
23.2.7 [associative.reqmts] |
Mixup between mapped_type and value_type for associative containers |
Yes |
2 |
|
| 2831 |
Resolved |
23.2.8 [unord.req] |
Equality can be defined when Hash function objects have different behaviour |
Yes |
|
|
| 3176 |
Resolved |
23.2.8 [unord.req] |
Underspecified behavior of unordered containers when Container::key_equal differs from Pred |
Yes |
2 |
|
| 2914 |
Resolved |
23.3.2 [array.syn] |
std::array does not support class-template deduction from initializers |
Yes |
|
|
| 2443 |
Resolved |
23.3.3 [array] |
std::array member functions should be constexpr |
Yes |
|
|
| 2897 |
Resolved |
23.3.3.1 [array.overview] |
array::iterator and array::const_iterator should be literal types |
Yes |
2 |
|
| 897 |
Resolved |
23.3.7.5 [forward.list.modifiers] |
Forward_list issues... Part 2 |
Yes |
|
|
| 2066 |
Resolved |
23.3.11.3 [vector.capacity] |
Missing specification of vector::resize(size_type) |
Yes |
|
|
| 839 |
Resolved |
23.4 [associative] |
Maps and sets missing splice operation |
Yes |
|
|
| 2012 |
Resolved |
23.4 [associative] |
Associative maps should insert pair, not tuple |
Yes |
|
|
| 2274 |
Resolved |
23.4.3.3 [map.access] |
Does map::operator[] value-initialize or default-insert a missing element? |
Yes |
3 |
|
| 1248 |
Resolved |
23.5 [unord] |
Equality comparison for unordered containers |
Yes |
|
|
| 2915 |
Resolved |
23.6 [container.adaptors] |
The three container adapters should each have a deduction guide |
Yes |
|
|
| 756 |
Resolved |
23.6 [container.adaptors] |
Container adaptors push |
Yes |
|
|
| 1421 |
Resolved |
23.6 [container.adaptors] |
Accidental move-only library types due to new core language rules |
Yes |
|
1350 |
| 1196 |
Resolved |
23.6.4.2 [priqueue.cons] |
move semantics undefined for priority_queue |
Yes |
|
|
| 976 |
Resolved |
23.6.6.2 [stack.defn] |
Class template std::stack should be movable |
Yes |
|
|
| 3861 |
Resolved |
23.7.3.4.7 [mdspan.layout.stride] |
mdspan layout_stride::mapping default constructor problem |
Yes |
1 |
|
| 1185 |
Resolved |
24.3 [iterator.requirements] |
Iterator categories and output iterators |
Yes |
|
|
| 1210 |
Resolved |
24.3 [iterator.requirements] |
Iterator reachability should not require a container |
Yes |
|
|
| 1212 |
Resolved |
24.3 [iterator.requirements] |
result of post-increment/decrement operator |
Yes |
|
|
| 2375 |
Resolved |
24.3.1 [iterator.requirements.general] |
Is [iterator.requirements.general]/9 too broadly applied? |
Yes |
3 |
|
| 3110 |
Resolved |
24.3.1 [iterator.requirements.general] |
Contiguous Iterators should always be Random-Access |
Yes |
3 |
|
| 3283 |
Resolved |
24.3.2.3 [iterator.traits] |
Types satisfying input_iterator but not equality_comparable look like
C++17 output iterators |
Yes |
2 |
|
| 3289 |
Resolved |
24.3.2.3 [iterator.traits] |
Cannot opt out of C++17 iterator-ness without also opting out of C++20 iterator-ness |
Yes |
2 |
|
| 2951 |
Resolved |
24.3.2.3 [iterator.traits] |
iterator_traits should SFINAE for void* and function pointers |
Yes |
3 |
|
| 3279 |
Resolved |
24.3.4.2 [iterator.concept.readable] |
shared_ptr<int>& does not not satisfy readable |
Yes |
1 |
|
| 3366 |
Resolved |
24.3.4.4 [iterator.concept.winc] |
Narrowing conversions between integer and integer-class types |
Yes |
3 |
|
| 3376 |
Resolved |
24.3.4.4 [iterator.concept.winc] |
"integer-like class type" is too restrictive |
Yes |
3 |
|
| 3575 |
Resolved |
24.3.4.4 [iterator.concept.winc] |
<=> for integer-class types isn't consistently specified |
Yes |
3 |
|
| 485 |
Resolved |
24.3.5.4 [output.iterators] |
output iterator insufficiently constrained |
Yes |
|
|
| 1311 |
Resolved |
24.3.5.5 [forward.iterators] |
multi-pass property of Forward Iterator underspecified |
Yes |
|
|
| 3859 |
Resolved |
24.3.6.4 [projected] |
std::projected cannot handle proxy iterator |
Yes |
3 |
|
| 940 |
Resolved |
24.4.3 [iterator.operations] |
std::distance |
Yes |
|
|
| 2208 |
Resolved |
24.5.1 [reverse.iterators] |
std::reverse_iterator should be a literal type |
Yes |
3 |
|
| 1052 |
Resolved |
24.5.1.6 [reverse.iter.elem] |
reverse_iterator::operator-> should also support smart pointers |
Yes |
|
2775 |
| 1211 |
Resolved |
24.5.4.2 [move.iterator] |
Move iterators should be restricted as input iterators |
Yes |
|
|
| 3408 |
Resolved |
24.5.7.1 [counted.iterator] |
LWG 3291 reveals deficiencies in counted_iterator |
Yes |
2 |
|
| 1129 |
Resolved |
24.6.2.2 [istream.iterator.cons] |
istream(buf)_iterator should support literal sentinel value |
Yes |
|
|
| 3258 |
Resolved |
25.3.2 [range.access.begin] |
Range access and initializer_list |
Yes |
3 |
|
| 3368 |
Resolved |
25.3.10 [range.prim.size] |
Exactly when does size return end - begin? |
Yes |
0 |
|
| 3452 |
Resolved |
25.4.4 [range.view] |
Are views really supposed to have strict 𝒪(1) destruction? |
Yes |
2 |
|
| 3787 |
Resolved |
25.5.7.2 [range.utility.conv.to] |
ranges::to's template parameter C should not be a reference type |
Yes |
3 |
|
| 3524 |
Resolved |
25.7 [range.adaptors] |
Unimplementable narrowing and evaluation order requirements for range adaptors |
Yes |
3 |
|
| 3509 |
Resolved |
25.7.2 [range.adaptor.object] |
Range adaptor objects are underspecified |
Yes |
2 |
|
| 3479 |
Resolved |
25.7.3 [range.move.wrap] |
semiregular-box mishandles self-assignment |
Yes |
3 |
|
| 3700 |
Resolved |
25.7.14.2 [range.join.view] |
The const begin of the join_view family does not require InnerRng to be a range |
Yes |
3 |
|
| 3322 |
Resolved |
25.7.14.2 [range.join.view] |
Add join_view::base() member function |
Yes |
0 |
|
| 3278 |
Resolved |
25.7.14.2 [range.join.view] |
join_view<V>::iterator<true> tries to write through const join_view ptr |
Yes |
2 |
|
| 3791 |
Resolved |
25.7.14.3 [range.join.iterator] |
join_view::iterator::operator-- may be ill-formed |
Yes |
3 |
|
| 3478 |
Resolved |
25.7.17 [range.split] |
views::split drops trailing empty range |
Yes |
2 |
|
| 2917 |
Resolved |
26 [algorithms] |
Parallel algorithms cannot easily work with InputIterators |
Yes |
|
|
| 2880 |
Resolved |
26.3.3 [algorithms.parallel.exec] |
Relax complexity specifications for non-sequenced policies |
Yes |
|
|
| 3213 |
Resolved |
26.6.5 [alg.foreach] |
for_each_n and copy_n missing requirements for Size |
Yes |
3 |
|
| 1093 |
Resolved |
26.7.13 [alg.random.shuffle] |
Multiple definitions for random_shuffle algorithm |
Yes |
|
|
| 2741 |
Resolved |
26.8.5 [alg.partitions] |
is_partitioned requirements need updating |
Yes |
3 |
|
| 3115 |
Resolved |
26.8.7.2 [includes] |
Unclear description for algorithm includes |
Yes |
3 |
|
| 3061 |
Resolved |
26.8.12 [alg.three.way] |
What is the return type of compare_3way? |
Yes |
2 |
|
| 2055 |
Resolved |
26.10 [numeric.ops] |
std::move in std::accumulate and other algorithms |
Yes |
3 |
|
| 2924 |
Resolved |
26.10 [numeric.ops] |
An ExecutionPolicy overload for inner_product() seems impractical |
Yes |
|
|
| 2918 |
Resolved |
26.10.5 [inner.product] |
Possible need for extra storage in inner_product |
Yes |
|
|
| 2919 |
Resolved |
26.10.12 [adjacent.difference] |
The specification for adjacent_difference has baked-in sequential semantics |
Yes |
|
|
| 3156 |
Resolved |
26.11 [specialized.algorithms] |
ForwardIterator should only mean forward iterator |
Yes |
3 |
|
| 2841 |
Resolved |
27 [strings] |
Use of "Equivalent to" in [strings] |
Yes |
3 |
|
| 2232 |
Resolved |
27.2.4 [char.traits.specializations] |
[CD] The char_traits specializations should declare their length(), compare(), and
find() members constexpr |
Yes |
|
|
| 2780 |
Resolved |
27.3 [string.view] |
basic_string_view::copy is missing constexpr |
Yes |
2 |
|
| 2938 |
Resolved |
27.3.3 [string.view.template] |
basic_string_view::const_iterator should be literal types |
Yes |
2 |
|
| 2791 |
Resolved |
27.3.6 [string.view.hash] |
string_view objects and strings should yield the same hash values |
Yes |
|
|
| 2836 |
Resolved |
27.4.3 [basic.string] |
More string operations should be noexcept |
Yes |
2 |
|
| 2318 |
Resolved |
27.4.3 [basic.string] |
basic_string's wording has confusing relics from the copy-on-write era |
Yes |
4 |
|
| 2391 |
Resolved |
27.4.3 [basic.string] |
basic_string is missing non-const data() |
Yes |
3 |
|
| 2151 |
Resolved |
27.4.3.2 [string.require] |
basic_string<>::swap semantics ignore allocators |
Yes |
3 |
|
| 3111 |
Resolved |
27.4.3.3 [string.cons] |
Too strong precondition on basic_string constructor |
Yes |
2 |
|
| 2968 |
Resolved |
27.4.3.5 [string.capacity] |
Inconsistencies between basic_string reserve and vector/unordered_map/unordered_set reserve functions |
Yes |
3 |
|
| 2929 |
Resolved |
27.4.3.7.3 [string.assign] |
basic_string misuses "Effects: Equivalent to" |
Yes |
3 |
|
| 2757 |
Resolved |
27.4.3.7.4 [string.insert] |
std::string{}.insert(3, "ABCDE", 0, 1) is ambiguous |
Yes |
1 |
|
| 3673 |
Resolved |
28.3.3.1.3 [locale.cons] |
§[locale.cons] Ambiguous argument in Throws for locale+name+category constructor |
Yes |
3 |
|
| 3676 |
Resolved |
28.3.3.1.3 [locale.cons] |
Name of locale composed using std::locale::none |
Yes |
3 |
|
| 3412 |
Resolved |
28.5.2.2 [format.string.std] |
§[format.string.std] references to "Unicode encoding" unclear |
Yes |
3 |
|
| 3576 |
Resolved |
28.5.2.2 [format.string.std] |
Clarifying fill character in std::format |
Yes |
2 |
|
| 3639 |
Resolved |
28.5.2.2 [format.string.std] |
Handling of fill character width is underspecified in std::format |
Yes |
3 |
|
| 3780 |
Resolved |
28.5.2.2 [format.string.std] |
format's width estimation is too approximate and not forward compatible |
Yes |
3 |
|
| 3336 |
Resolved |
28.5.5 [format.functions] |
How does std::vformat handle exception thrown by formatters? |
Yes |
2 |
|
| 3718 |
Resolved |
28.5.8.1 [format.arg] |
P2418R2 broke the overload resolution for std::basic_format_arg |
Yes |
2 |
|
| 1453 |
Resolved |
28.6.9.5 [re.results.acc] |
Default constructed match_results behavior for certain operations |
Yes |
|
|
| 2002 |
Resolved |
28.6.9.9 [re.results.nonmember] |
Class template match_results does not specify the semantics of operator== |
Yes |
|
|
| 3698 |
Resolved |
28.6.11 [re.iter] |
regex_iterator and join_view don't work together very well |
Yes |
2 |
|
| 2343 |
Resolved |
28.6.12 [re.grammar] |
Is the value of the ECMA-262 RegExp object's multiline property really false? |
Yes |
2 |
|
| 2693 |
Resolved |
29.4 [complex.numbers] |
constexpr for various std::complex arithmetic and value operators |
Yes |
3 |
|
| 2154 |
Resolved |
29.5.3.3 [rand.req.urng] |
What exactly does compile-time complexity imply? |
Yes |
4 |
|
| 800 |
Resolved |
29.5.8.1 [rand.util.seedseq] |
Issues in 26.4.7.1 [rand.util.seedseq](6) |
Yes |
|
|
| 803 |
Resolved |
29.5.8.1 [rand.util.seedseq] |
Simplification of seed_seq::seq_seq |
Yes |
|
|
| 2524 |
Resolved |
29.5.9.4.2 [rand.dist.pois.exp] |
generate_canonical can occasionally return 1.0 |
Yes |
2 |
|
| 793 |
Resolved |
29.5.9.6.1 [rand.dist.samp.discrete] |
discrete_distribution missing constructor |
Yes |
|
|
| 874 |
Resolved |
29.5.9.6.1 [rand.dist.samp.discrete] |
Missing initializer_list constructor for discrete_distribution |
Yes |
|
|
| 794 |
Resolved |
29.5.9.6.2 [rand.dist.samp.pconst] |
piecewise_constant_distribution missing constructor |
Yes |
|
|
| 875 |
Resolved |
29.5.9.6.2 [rand.dist.samp.pconst] |
Missing initializer_list constructor for piecewise_constant_distribution |
Yes |
|
|
| 2294 |
Resolved |
29.7 [c.math] |
<cstdlib> should declare abs(double) |
Yes |
2 |
|
| 1327 |
Resolved |
29.7 [c.math] |
templates defined in <cmath> replacing C macros with the same name |
Yes |
|
|
| 3223 |
Resolved |
29.7.1 [cmath.syn] |
lerp should not add the "sufficient additional overloads" |
Yes |
2 |
|
| 3234 |
Resolved |
29.7.1 [cmath.syn] |
Sufficient Additional Special Math Overloads |
Yes |
3 |
|
| 786 |
Resolved |
30 [time] |
Thread library timed waits, UTC and monotonic clocks |
Yes |
|
|
| 953 |
Resolved |
30.3 [time.clock.req] |
Various threading bugs #3 |
Yes |
|
|
| 2912 |
Resolved |
30.5 [time.duration] |
Add a deduction guide for class template duration |
Yes |
|
|
| 947 |
Resolved |
30.5.6 [time.duration.nonmember] |
duration arithmetic: contradictory requirements |
Yes |
|
|
| 3125 |
Resolved |
30.5.11 [time.duration.io] |
duration streaming precondition should be a SFINAE condition |
Yes |
2 |
|
| 2054 |
Resolved |
30.6 [time.point] |
time_point constructors need to be constexpr |
Yes |
|
|
| 2057 |
Resolved |
30.6.6 [time.point.nonmember] |
time_point + duration semantics should be made constexpr conforming |
Yes |
|
|
| 3091 |
Resolved |
30.9 [time.hms] |
subsecond-precision time_of_day and durations that seconds cannot convert to |
Yes |
2 |
|
| 3565 |
Resolved |
30.12 [time.format] |
Handling of encodings in localized formatting of chrono types is underspecified |
Yes |
2 |
|
| 3547 |
Resolved |
30.12 [time.format] |
Time formatters should not be locale sensitive by default |
Yes |
2 |
|
| 2808 |
Resolved |
31.5.3.3 [fpos.operations] |
Requirements for fpos and stateT |
Yes |
4 |
|
| 2832 |
Resolved |
31.5.3.3 [fpos.operations] |
§[fpos.operations] strange requirement for P(i) |
Yes |
3 |
|
| 1445 |
Resolved |
31.7 [iostream.format] |
Several iostreams member functions incorrectly specified |
Yes |
|
|
| 1447 |
Resolved |
31.7 [iostream.format] |
Request to resolve issue LWG 1328 |
Yes |
|
|
| 1328 |
Resolved |
31.7.5.2.4 [istream.sentry] |
istream extractors not setting failbit if eofbit is already set |
Yes |
|
|
| 2349 |
Resolved |
31.7.5.3.1 [istream.formatted.reqmts] |
Clarify input/output function rethrow behavior |
Yes |
3 |
|
| 2499 |
Resolved |
31.7.5.3.3 [istream.extractors] |
operator>>(basic_istream&, CharT*) makes it hard to avoid buffer overflows |
Yes |
2 |
|
| 2498 |
Resolved |
31.7.5.6 [istream.rvalue] |
operator>>(basic_istream&&, T&&) returns basic_istream&, but should probably return
basic_istream&& |
Yes |
3 |
|
| 3006 |
Resolved |
31.8.2.2 [stringbuf.cons] |
Constructing a basic_stringbuf from a string — where does the allocator come from? |
Yes |
3 |
|
| 1150 |
Resolved |
31.10.6 [fstream] |
wchar_t, char16_t and char32_t filenames |
Yes |
|
|
| 2798 |
Resolved |
31.12.6 [fs.class.path] |
Definition of path in terms of a string |
Yes |
2 |
|
| 2734 |
Resolved |
31.12.6.5.4 [fs.path.concat] |
Questionable specification in [fs.path.concat] |
Yes |
2 |
|
| 2665 |
Resolved |
31.12.6.5.5 [fs.path.modifiers] |
remove_filename() post condition is incorrect |
Yes |
1 |
|
| 2677 |
Resolved |
31.12.10.4 [fs.dir.entry.obs] |
directory_entry::status is not allowed to be cached as a quality-of-implementation issue |
Yes |
2 |
|
| 2840 |
Resolved |
31.12.11.2 [fs.dir.itr.members] |
directory_iterator::increment is seemingly narrow-contract but marked noexcept |
Yes |
2 |
|
| 2663 |
Resolved |
31.12.13.15 [fs.op.file.size] |
Enable efficient retrieval of file size from directory_entry |
Yes |
2 |
|
| 2548 |
Resolved |
31.13 [c.files] |
Missing vfscanf from <cstdio> |
Yes |
3 |
|
| 2249 |
Resolved |
31.13 [c.files] |
[CD] Remove gets from <cstdio> |
Yes |
|
|
| 1481 |
Resolved |
32.2 [thread.req] |
Missing Lockable requirements |
Yes |
|
|
| 1482 |
Resolved |
32.2.4 [thread.req.timing] |
Timeout operations are under-specified |
Yes |
|
|
| 889 |
Resolved |
32.4.3.2 [thread.thread.id] |
thread::id comparisons |
Yes |
|
|
| 880 |
Resolved |
32.5 [atomics] |
Missing atomic exchange parameter |
Yes |
|
942 |
| 923 |
Resolved |
32.5 [atomics] |
atomics with floating-point |
Yes |
|
|
| 924 |
Resolved |
32.5 [atomics] |
structs with internal padding |
Yes |
|
|
| 1143 |
Resolved |
32.5 [atomics] |
Atomic operations library not concept enabled |
Yes |
|
|
| 1145 |
Resolved |
32.5 [atomics] |
Inappropriate headers for atomics |
Yes |
|
|
| 1455 |
Resolved |
32.5 [atomics] |
C language compatibility for atomics |
Yes |
|
1454 |
| 1523 |
Resolved |
32.5 [atomics] |
noexcept for Clause 29 |
Yes |
|
|
| 1457 |
Resolved |
32.5.2 [atomics.syn] |
Splitting lock-free properties |
Yes |
|
|
| 2037 |
Resolved |
32.5.2 [atomics.syn] |
atomic free functions incorrectly specified |
Yes |
|
|
| 2034 |
Resolved |
32.5.4 [atomics.order] |
Initialization of atomics is misspecified so that it doesn't preserve sequential consistency |
Yes |
|
|
| 1146 |
Resolved |
32.5.5 [atomics.lockfree] |
"lockfree" does not say enough |
Yes |
|
|
| 1460 |
Resolved |
32.5.5 [atomics.lockfree] |
Missing lock-free property for type bool should be added |
Yes |
|
|
| 908 |
Resolved |
32.5.8 [atomics.types.generic] |
Deleted assignment operators for atomic types must be volatile |
Yes |
|
|
| 2715 |
Resolved |
32.5.8 [atomics.types.generic] |
What is 'aggregate initialization syntax'? |
Yes |
3 |
|
| 2424 |
Resolved |
32.5.8 [atomics.types.generic] |
29.5 should state that atomic types are not trivially copyable |
Yes |
2 |
|
| 944 |
Resolved |
32.5.8 [atomics.types.generic] |
atomic<bool> derive from atomic_bool? |
Yes |
|
|
| 1469 |
Resolved |
32.5.8 [atomics.types.generic] |
atomic<T*> inheritance from atomic_address breaks type safety |
Yes |
|
|
| 2024 |
Resolved |
32.5.8 [atomics.types.generic] |
Inconsistent implementation requirements for atomic<integral> and atomic<T*> |
Yes |
|
|
| 2165 |
Resolved |
32.5.8 [atomics.types.generic] |
std::atomic<X> requires X to be nothrow default constructible |
Yes |
4 |
|
| 2334 |
Resolved |
32.5.8.2 [atomics.types.operations] |
atomic's default constructor requires "uninitialized" state even for types with non-trivial default-constructor |
Yes |
|
|
| 1043 |
Resolved |
32.5.8.2 [atomics.types.operations] |
Clarify that compare_exchange is not a read-modify-write operation |
Yes |
|
|
| 1147 |
Resolved |
32.5.8.2 [atomics.types.operations] |
Non-volatile atomic functions |
Yes |
|
|
| 1268 |
Resolved |
32.6 [thread.mutex] |
The Mutex requirements in 30.4.1 and 30.4.2 are wrong |
Yes |
|
|
| 1490 |
Resolved |
32.6.4 [thread.mutex.requirements] |
Mutex requirements too stringent |
Yes |
|
|
| 1491 |
Resolved |
32.6.4 [thread.mutex.requirements] |
try_lock does not guarantee forward progress |
Yes |
|
|
| 1492 |
Resolved |
32.6.4 [thread.mutex.requirements] |
Mutex requirements should not be bound to threads |
Yes |
|
|
| 828 |
Resolved |
32.6.4.2.2 [thread.mutex.class] |
Static initialization for std::mutex? |
Yes |
|
|
| 2363 |
Resolved |
32.6.4.5.2 [thread.sharedtimedmutex.class] |
Defect in 30.4.1.4.1 [thread.sharedtimedmutex.class] |
Yes |
2 |
|
| 2887 |
Resolved |
32.6.5.2 [thread.lock.guard] |
Revert the changes from P0156R0: variadic lock_guard |
Yes |
|
|
| 2023 |
Resolved |
32.6.5.2 [thread.lock.guard] |
Incorrect requirements for lock_guard and unique_lock |
Yes |
|
|
| 1498 |
Resolved |
32.7 [thread.condition] |
Unclear specification for [thread.condition] |
Yes |
|
|
| 958 |
Resolved |
32.7.4 [thread.condition.condvar] |
Various threading bugs #8 |
Yes |
|
|
| 966 |
Resolved |
32.7.4 [thread.condition.condvar] |
Various threading bugs #16 |
Yes |
|
|
| 2240 |
Resolved |
32.7.4 [thread.condition.condvar] |
Probable misuse of term "function scope" in [thread.condition] |
Yes |
|
|
| 964 |
Resolved |
32.7.5 [thread.condition.condvarany] |
Various threading bugs #14 |
Yes |
|
|
| 1046 |
Resolved |
32.10 [futures] |
Provide simple facility to start asynchronous operations |
Yes |
|
|
| 1244 |
Resolved |
32.10 [futures] |
wait_*() in *future for synchronous functions |
Yes |
|
|
| 1275 |
Resolved |
32.10 [futures] |
Creating and setting futures |
Yes |
|
|
| 1501 |
Resolved |
32.10 [futures] |
Specification for managing associated asynchronous state has problems |
Yes |
|
|
| 1513 |
Resolved |
32.10 [futures] |
'launch' enum too restrictive |
Yes |
|
|
| 1226 |
Resolved |
32.10.3 [futures.errors] |
Incomplete changes of #890 |
Yes |
|
|
| 1160 |
Resolved |
32.10.4 [futures.future.error] |
future_error public constructor is 'exposition only' |
Yes |
|
|
| 1269 |
Resolved |
32.10.5 [futures.state] |
Associated state doesn't account for async |
Yes |
|
|
| 1502 |
Resolved |
32.10.5 [futures.state] |
Specification of [futures.state] unclear |
Yes |
|
|
| 1049 |
Resolved |
32.10.6 [futures.promise] |
Move assignment of promise inverted |
Yes |
|
|
| 1050 |
Resolved |
32.10.6 [futures.promise] |
Clarify postconditions for get_future() |
Yes |
|
|
| 1088 |
Resolved |
32.10.6 [futures.promise] |
std::promise should provide non-member swap overload |
Yes |
|
|
| 1165 |
Resolved |
32.10.6 [futures.promise] |
Unneeded promise move constructor |
Yes |
|
|
| 1272 |
Resolved |
32.10.6 [futures.promise] |
confusing declarations of promise::set_value |
Yes |
|
|
| 1291 |
Resolved |
32.10.6 [futures.promise] |
Exceptions thrown during promise::set_value |
Yes |
|
|
| 1300 |
Resolved |
32.10.6 [futures.promise] |
Circular definition of promise::swap |
Yes |
|
|
| 1504 |
Resolved |
32.10.6 [futures.promise] |
Term "are serialized" is not defined |
Yes |
|
|
| 1505 |
Resolved |
32.10.6 [futures.promise] |
Synchronization between promise::set_value and future::get |
Yes |
|
|
| 1507 |
Resolved |
32.10.6 [futures.promise] |
promise::XXX_at_thread_exit functions have no
synchronization requirements |
Yes |
|
|
| 1047 |
Resolved |
32.10.7 [futures.unique.future] |
Ensure that future's get() blocks when not ready |
Yes |
|
|
| 1048 |
Resolved |
32.10.7 [futures.unique.future] |
Provide empty-state inspection for std::unique_future |
Yes |
|
|
| 1161 |
Resolved |
32.10.7 [futures.unique.future] |
Unnecessary unique_future limitations |
Yes |
|
|
| 1273 |
Resolved |
32.10.7 [futures.unique.future] |
future::valid should be callable on an invalid future |
Yes |
|
|
| 3458 |
Resolved |
32.10.7 [futures.unique.future] |
Is shared_future intended to work with arrays or function types? |
Yes |
0 |
|
| 1106 |
Resolved |
32.10.8 [futures.shared.future] |
Multiple exceptions from connected shared_future::get()? |
Yes |
|
|
| 1162 |
Resolved |
32.10.8 [futures.shared.future] |
shared_future should support an efficient move constructor |
Yes |
|
|
| 1163 |
Resolved |
32.10.8 [futures.shared.future] |
shared_future is inconsistent with shared_ptr |
Yes |
|
|
| 1266 |
Resolved |
32.10.8 [futures.shared.future] |
shared_future::get and deferred async functions |
Yes |
|
|
| 1304 |
Resolved |
32.10.8 [futures.shared.future] |
Missing preconditions for shared_future |
Yes |
|
|
| 2799 |
Resolved |
32.10.8 [futures.shared.future] |
noexcept-specifications in shared_future |
Yes |
2 |
|
| 2920 |
Resolved |
32.10.8 [futures.shared.future] |
Add a deduction guide for creating a shared_future from a future rvalue |
Yes |
|
|
| 2856 |
Resolved |
32.10.9 [futures.async] |
std::async should be marked as [[nodiscard]] |
Yes |
2 |
|
| 1090 |
Resolved |
32.10.10 [futures.task] |
Missing description of packaged_task member swap, missing non-member swap |
Yes |
|
|
| 1508 |
Resolved |
32.10.10 [futures.task] |
Rename packaged_task::operator bool() |
Yes |
|
|
| 2245 |
Resolved |
32.10.10.2 [futures.task.members] |
packaged_task::reset() memory allocation |
Yes |
3 |
|
| 1515 |
Resolved |
32.10.10.2 [futures.task.members] |
packaged_task::make_ready_at_thread_exit has no synchronization requirements |
Yes |
|
|
| 2025 |
Resolved |
32.10.10.2 [futures.task.members] |
Incorrect semantics of move assignment operator of packaged_task |
Yes |
|
|
| 1172 |
Resolved |
99 [allocator.concepts.members] |
select_on_container_(copy|move)_construction over-constrained |
Yes |
|
|
| 1166 |
Resolved |
99 [allocator.propagation] |
Allocator-specific move/copy break model of move-constructor and
move-assignment |
Yes |
|
|
| 1465 |
Resolved |
99 [atomics.types.address] |
Missing arithmetic operators for atomic_address |
Yes |
|
|
| 1466 |
Resolved |
99 [atomics.types.address] |
Silent const breakage by compare_exchange_* member functions |
Yes |
|
|
| 1467 |
Resolved |
99 [atomics.types.address] |
Deriving atomic<T*> from atomic_address breaks type safety |
Yes |
|
|
| 1468 |
Resolved |
99 [atomics.types.address] |
atomic_address::compare_exchange_* member functions should match atomic_compare_exchange_* free functions |
Yes |
|
|
| 1462 |
Resolved |
99 [atomics.types.integral] |
Ambiguous value assignment to atomic_bool |
Yes |
|
1463 |
| 1464 |
Resolved |
99 [atomics.types.integral] |
Underspecified typedefs for atomic integral types |
Yes |
|
|
| 2505 |
Resolved |
99 [auto.ptr.conv] |
auto_ptr_ref creation requirements underspecified |
Yes |
4 |
|
| 1355 |
Resolved |
99 [defns.move.assign.op] |
The definition of move-assignment operator is redundant |
Yes |
|
|
| 1356 |
Resolved |
99 [defns.move.ctor] |
The definition of move-constructor is redundant |
Yes |
|
|
| 2869 |
Resolved |
99 [depr.locale.stdcvt] |
Deprecate sub-clause [locale.stdcvt] |
Yes |
|
|
| 2445 |
Resolved |
99 [depr.util.smartptr.shared.atomic] |
"Stronger" memory ordering |
Yes |
|
|
| 2863 |
Resolved |
99 [func.default.traits] |
Undo default_order changes of maps and sets |
Yes |
|
|
| 1225 |
Resolved |
99 [func.ret] |
C++0x result_of issue |
Yes |
|
|
| 1274 |
Resolved |
99 [futures.atomic_future] |
atomic_future constructor |
Yes |
|
|
| 1305 |
Resolved |
99 [futures.atomic_future] |
preconditions for atomic_future |
Yes |
|
|
| 3178 |
Resolved |
99 [mismatch] |
std::mismatch is missing an upper bound |
Yes |
0 |
|
| 732 |
Resolved |
99 [rand.dist.samp.genpdf] |
Defect in [rand.dist.samp.genpdf] |
Yes |
|
795 |
| 3212 |
Resolved |
99 [span.tuple] |
tuple_element_t<1, const span<int, 42>> is const int |
Yes |
2 |
|
| 1409 |
Resolved |
99 [time.clock.monotonic] |
Specify whether monotonic_clock is a distinct type or a typedef |
Yes |
|
|
| 1410 |
Resolved |
99 [time.clock.monotonic] |
Add a feature-detect macro for monotonic_clock |
Yes |
|
1411 |
| 1412 |
Resolved |
99 [time.clock.monotonic] |
Make monotonic clocks mandatory |
Yes |
|
|
| 2282 |
Resolved |
5.3.3 [fund.ts::optional.object.assign] |
[fund.ts] Incorrect is_assignable constraint in optional::op=(U&&) |
Yes |
|
|
| 2287 |
Resolved |
5.3.3 [fund.ts::optional.object.assign] |
[fund.ts] Incorrect exception safety for optional copy assignment operator |
Yes |
|
|
| 2283 |
Resolved |
5.9 [fund.ts::optional.comp_with_t] |
[fund.ts] optional declares and then does not define an operator<() |
Yes |
|
|
| 2333 |
Resolved |
5.11 [fund.ts::optional.hash] |
[fund.ts] Hashing disengaged optional<T> objects |
Yes |
|
|
| 2416 |
Resolved |
6.3 [fund.ts::any.class] |
[fund.ts] std::experimental::any allocator support is unimplementable |
Yes |
|
|
| 2564 |
Resolved |
4.2 [fund.ts.v2::func.wrap.func] |
[fund.ts.v2] std::experimental::function constructors taking allocator arguments may throw exceptions |
Yes |
3 |
|
| 2814 |
Resolved |
4.2.1 [fund.ts.v2::func.wrap.func.con] |
[fund.ts.v2] to_array should take rvalue reference as well |
Yes |
3 |
|
| 2561 |
Resolved |
5.3.4 [fund.ts.v2::optional.object.swap] |
[fund.ts.v2] Incorrect exception specifications for 'swap' in C++ Extensions for Library Fundamentals |
Yes |
3 |
|
| 3134 |
Resolved |
99 [fund.ts.v3::meta.type.synop] |
[fund.ts.v3] LFTSv3 contains extraneous [meta] variable templates that should have been deleted by P09961 |
Yes |
0 |
|
| 3135 |
Resolved |
99 [fund.ts.v3::meta.type.synop] |
[fund.ts.v3] LFTSv3 contains two redundant alias templates |
Yes |
3 |
|
| 2541 |
Resolved |
99 [parallel.ts::parallel.alg.overloads] |
[parallel.ts] Headers for ExecutionPolicy algorithm overloads |
Yes |
1 |
|
| Issue |
Status |
Section |
Title |
Proposed Resolution |
Priority |
Duplicates |
| 2601 |
TS |
1 [filesys.ts::fs.scope] |
[filesys.ts] [PDTS] Make namespaces consistent with Library TS policy |
Yes |
|
|
| 2602 |
TS |
2.1 [filesys.ts::fs.conform.9945] |
[filesys.ts] [PDTS] Tighten specification when there is no reasonable behavior |
Yes |
|
|
| 2657 |
TS |
2.1 [filesys.ts::fs.conform.9945] |
[filesys.ts] [PDTS] Inappropriate use of "No diagnostic is required" |
Yes |
|
|
| 2603 |
TS |
4.7 [filesys.ts::fs.def.filename] |
[filesys.ts] [PDTS] Filename length needs bullet item |
Yes |
|
|
| 2606 |
TS |
4.15 [filesys.ts::fs.def.path] |
[filesys.ts] [PDTS] Path depth is underspecified |
Yes |
|
|
| 2656 |
TS |
5 [filesys.ts::fs.req] |
[filesys.ts] [PDTS] Feature test macro for TS version |
Yes |
|
|
| 2662 |
TS |
5 [filesys.ts::fs.req] |
[filesys.ts] Allocator requirements unspecified |
Yes |
|
|
| 2607 |
TS |
6 [filesys.ts::fs.filesystem.synopsis] |
[filesys.ts] [PDTS] Unhelpful comment for struct space_info |
Yes |
|
|
| 2608 |
TS |
6 [filesys.ts::fs.filesystem.synopsis] |
[filesys.ts] [PDTS] file_time_type underspecified |
Yes |
|
|
| 2609 |
TS |
6 [filesys.ts::fs.filesystem.synopsis] |
[filesys.ts] [PDTS] Unclear why range-based-for functions return different types |
Yes |
|
|
| 2634 |
TS |
6 [filesys.ts::fs.filesystem.synopsis] |
[filesys.ts]
[PDTS] enum class directory_options has no summary
|
Yes |
|
|
| 2635 |
TS |
6 [filesys.ts::fs.filesystem.synopsis] |
[filesys.ts] [PDTS] directory_options::skip_permission_denied is not used |
Yes |
|
|
| 2655 |
TS |
7 [filesys.ts::fs.err.report] |
[filesys.ts] [PDTS] Clarify Error reporting |
Yes |
|
|
| 2650 |
TS |
8 [filesys.ts::class.path] |
[filesys.ts] [PDTS] path::compare(const string& s) wrong argument type |
Yes |
|
|
| 2605 |
TS |
8.1 [filesys.ts::path.generic] |
[filesys.ts] [PDTS] Parent of root directory unspecified |
Yes |
|
|
| 2615 |
TS |
8.2.2 [filesys.ts::path.type.cvt] |
[filesys.ts] [PDTS] Missing behavior for characters with no representation |
Yes |
|
|
| 2614 |
TS |
8.4.1 [filesys.ts::path.construct] |
[filesys.ts] [PDTS] Incorrect postconditions for path copy/move constructor |
Yes |
|
|
| 2649 |
TS |
8.4.1 [filesys.ts::path.construct] |
[filesys.ts] [PDTS] path and directory_entry move ctors should not be noexcept |
Yes |
|
|
| 2616 |
TS |
8.4.3 [filesys.ts::path.append] |
[filesys.ts] [PDTS] Append behavior underspecified if target is empty |
Yes |
|
|
| 2648 |
TS |
8.4.6 [filesys.ts::path.native.obs] |
[filesys.ts] [PDTS] path::template<class charT>string() conversion rules |
Yes |
|
|
| 2618 |
TS |
8.4.10 [filesys.ts::path.query] |
[filesys.ts] [PDTS] is_absolute() return clause confusing |
Yes |
|
|
| 2619 |
TS |
8.6.1 [filesys.ts::path.io] |
[filesys.ts] [PDTS] Consider using quoted manipulators |
Yes |
|
|
| 2636 |
TS |
10.2 [filesys.ts::enum.copy_options] |
[filesys.ts] [PDTS] copy_options::copy_symlinks is not used |
Yes |
|
|
| 2644 |
TS |
10.2 [filesys.ts::enum.copy_options] |
[filesys.ts] [PDTS] enum classes copy_options and perms should be bitmask types |
Yes |
|
|
| 2640 |
TS |
12 [filesys.ts::class.directory_entry] |
[filesys.ts] [PDTS] class directory_entry should retain operator const path&() from V2 |
Yes |
|
|
| 2653 |
TS |
12 [filesys.ts::class.directory_entry] |
[filesys.ts] [PDTS] directory_entry multithreading concerns |
Yes |
|
|
| 2621 |
TS |
12.3 [filesys.ts::directory_entry.obs] |
[filesys.ts] [PDTS] directory_entry operator== needs clarification |
Yes |
|
|
| 2641 |
TS |
13 [filesys.ts::class.directory_iterator] |
[filesys.ts] [PDTS] directory_iterator, recursive_directory_iterator, move construct/assign should be noexcept |
Yes |
|
|
| 2652 |
TS |
13 [filesys.ts::class.directory_iterator] |
[filesys.ts] [PDTS] Better to avoid deriving from std::iterator |
Yes |
|
|
| 2622 |
TS |
13.1 [filesys.ts::directory_iterator.members] |
[filesys.ts] [PDTS] directory_iterator underspecified |
Yes |
|
|
| 2633 |
TS |
15 [filesys.ts::fs.op.funcs] |
[filesys.ts] [PDTS] unique_path() is a security vulnerability |
Yes |
|
|
| 2660 |
TS |
15.1 [filesys.ts::fs.op.absolute] |
[filesys.ts] [PDTS] Incorrect Throws specification for absolute() |
Yes |
|
|
| 2637 |
TS |
15.2 [filesys.ts::fs.op.canonical] |
[filesys.ts] [PDTS] All functions with error_code arguments should be noexcept |
Yes |
|
|
| 2624 |
TS |
15.3 [filesys.ts::fs.op.copy] |
[filesys.ts] [PDTS] Incorrect effects clause for path copy |
Yes |
|
|
| 2625 |
TS |
15.4 [filesys.ts::fs.op.copy_file] |
[filesys.ts] [PDTS] Copying equivalent paths effects not specified |
Yes |
|
|
| 2645 |
TS |
15.7 [filesys.ts::fs.op.create_directory] |
[filesys.ts]
[PDTS] create_directory should refer to perms::all instead of Posix
S_IRWXU|S_IRWXG|S_IRWXO
|
Yes |
|
|
| 2627 |
TS |
15.14 [filesys.ts::fs.op.file_size] |
[filesys.ts] [PDTS] Return value of uintmax_t on error? |
Yes |
|
|
| 2647 |
TS |
15.25 [filesys.ts::fs.op.last_write_time] |
[filesys.ts] [PDTS] last_write_time() uses ill-formed cast |
Yes |
|
|
| 2658 |
TS |
15.25 [filesys.ts::fs.op.last_write_time] |
[filesys.ts] [PDTS] POSIX utime() is obsolescent |
Yes |
|
|
| 2629 |
TS |
15.27 [filesys.ts::fs.op.read_symlink] |
[filesys.ts] [PDTS] Unclear semantics of read_symlink on error |
Yes |
|
|
| 2632 |
TS |
15.36 [filesys.ts::fs.op.system_complete] |
[filesys.ts] [PDTS] system_complete() example needs clarification |
Yes |
|
|
| 2418 |
TS |
3.2.2 [fund.ts::tuple.apply] |
[fund.ts] apply does not work with member pointers |
Yes |
0 |
|
| 2371 |
TS |
3.3.1 [fund.ts::meta.type.synop] |
[fund.ts] No template aliases defined for new type traits |
Yes |
0 |
|
| 2390 |
TS |
3.3.2 [fund.ts::meta.trans.other] |
[fund.ts] Invocation types and rvalues |
Yes |
|
|
| 2409 |
TS |
3.3.2 [fund.ts::meta.trans.other] |
[fund.ts] SFINAE-friendly common_type/iterator_traits should be removed from the fundamental-ts |
Yes |
|
|
| 2395 |
TS |
4.2 [fund.ts::func.wrap.func] |
[fund.ts] Preconditions: is defined nowhere |
Yes |
2 |
|
| 2389 |
TS |
4.2.1 [fund.ts::func.wrap.func.con] |
[fund.ts] function::operator= is over-specified and handles allocators incorrectly |
Yes |
2 |
|
| 2374 |
TS |
5.3.5 [fund.ts::optional.object.observe] |
[fund.ts] Remarks for optional::to_value are too restrictive |
Yes |
0 |
|
| 2410 |
TS |
8.2.1.1 [fund.ts::memory.smartptr.shared.const] |
[fund.ts] shared_ptr<array>'s constructor from unique_ptr should be constrained |
Yes |
0 |
|
| 2463 |
TS |
10.3 [fund.ts::alg.random.sample] |
[fund.ts] Incorrect complexity for sample() algorithm |
Yes |
0 |
|
| 2539 |
TS |
3.3.2 [fund.ts.v2::meta.trans.other] |
[fund.ts.v2] invocation_trait definition definition doesn't work for surrogate call functions |
Yes |
|
|
| 2568 |
TS |
3.3.3 [fund.ts.v2::meta.logical] |
[fund.ts.v2] Specification of logical operator traits uses BaseCharacteristic, which is defined only for
UnaryTypeTraits and BinaryTypeTraits |
Yes |
2 |
|
| 2558 |
TS |
3.3.3 [fund.ts.v2::meta.logical] |
[fund.ts.v2] Logical operator traits are broken in the zero-argument case |
Yes |
0 |
|
| 2570 |
TS |
3.3.3 [fund.ts.v2::meta.logical] |
[fund.ts.v2] conjunction and disjunction requirements are too strict |
Yes |
2 |
|
| 2588 |
TS |
3.3.3 [fund.ts.v2::meta.logical] |
[fund.ts.v2] "Convertible to bool" requirement in conjunction and disjunction |
Yes |
3 |
|
| 2517 |
TS |
3.7.5 [fund.ts.v2::propagate_const.assignment] |
[fund.ts.v2] Two propagate_const assignment operators have incorrect return type |
Yes |
0 |
|
| 2518 |
TS |
3.7.10 [fund.ts.v2::propagate_const.algorithms] |
[fund.ts.v2] Non-member swap for propagate_const should call member swap |
Yes |
3 |
|
| 2525 |
TS |
4.2 [fund.ts.v2::func.wrap.func] |
[fund.ts.v2] get_memory_resource should be const and noexcept |
Yes |
3 |
|
| 2575 |
TS |
4.2 [fund.ts.v2::func.wrap.func] |
[fund.ts.v2] experimental::function::assign should be removed |
Yes |
0 |
|
| 2527 |
TS |
4.2.1 [fund.ts.v2::func.wrap.func.con] |
[fund.ts.v2] ALLOCATOR_OF for function::operator= has incorrect default |
Yes |
3 |
|
| 2574 |
TS |
4.2.1 [fund.ts.v2::func.wrap.func.con] |
[fund.ts.v2] std::experimental::function::operator=(F&&) should be constrained |
Yes |
0 |
|
| 2526 |
TS |
4.2.2 [fund.ts.v2::func.wrap.func.mod] |
[fund.ts.v2] Incorrect precondition for experimental::function::swap |
Yes |
0 |
|
| 2451 |
TS |
5.3 [fund.ts.v2::optional.object] |
[fund.ts.v2] optional<T> should 'forward' T's implicit conversions |
Yes |
|
|
| 2555 |
TS |
5.3 [fund.ts.v2::optional.object] |
[fund.ts.v2] No handling for over-aligned types in optional |
Yes |
0 |
|
| 2745 |
TS |
5.3 [fund.ts.v2::optional.object] |
[fund.ts.v2] Implementability of LWG 2451 |
Yes |
0 |
|
| 2750 |
TS |
5.3.1 [fund.ts.v2::optional.object.ctor] |
[fund.ts.v2] LWG 2451 conversion constructor constraint |
Yes |
0 |
|
| 2509 |
TS |
6.4 [fund.ts.v2::any.nonmembers] |
[fund.ts.v2] any_cast doesn't work with rvalue reference targets and cannot move with a value target |
Yes |
2 |
|
| 2573 |
TS |
8.2.1 [fund.ts.v2::memory.smartptr.shared] |
[fund.ts.v2] std::hash<std::experimental::shared_ptr<T>> does not work for arrays |
Yes |
0 |
|
| 2551 |
TS |
8.2.1.1 [fund.ts.v2::memory.smartptr.shared.const] |
[fund.ts.v2] "Exception safety" cleanup in library fundamentals required |
Yes |
0 |
|
| 2500 |
TS |
8.2.1.2 [fund.ts.v2::memory.smartptr.shared.obs] |
[fund.ts.v2] fundts.memory.smartptr.shared.obs/6 should apply to cv-unqualified void |
Yes |
0 |
|
| 2521 |
TS |
8.2.2.1 [fund.ts.v2::memory.smartptr.weak.const] |
[fund.ts.v2] weak_ptr's converting move constructor should be modified as well for array support |
Yes |
2 |
|
| 2522 |
TS |
8.8 [fund.ts.v2::memory.resource.global] |
[fund.ts.v2] Contradiction in set_default_resource specification |
Yes |
2 |
|
| 2516 |
TS |
8.12.1 [fund.ts.v2::memory.observer.ptr.overview] |
[fund.ts.v2] Public "exposition only" members in observer_ptr |
Yes |
2 |
|
| 2515 |
TS |
8.12.6 [fund.ts.v2::memory.observer.ptr.special] |
[fund.ts.v2] Certain comparison operators of observer_ptr do not match synopsis |
Yes |
0 |
|
| 2494 |
TS |
10.2 [fund.ts.v2::iterator.ostream.joiner] |
[fund.ts.v2] ostream_joiner needs noexcept |
Yes |
0 |
|
| 2792 |
TS |
13.1.2 [fund.ts.v2::numeric.ops.gcd] |
[fund.ts.v2] gcd and lcm should support a wider range of input values |
Yes |
|
|
| 2733 |
TS |
13.1.2 [fund.ts.v2::numeric.ops.gcd] |
[fund.ts.v2] gcd / lcm and bool |
Yes |
4 |
|
| 3649 |
TS |
1.5 [fund.ts.v3::general.feature.test] |
[fund.ts.v3] Reinstate and bump __cpp_lib_experimental_memory_resource feature test macro |
Yes |
|
|
| Issue |
Status |
Section |
Title |
Proposed Resolution |
Priority |
Duplicates |
| 653 |
NAD |
2 [intro.refs] |
Library reserved names |
Yes |
|
|
| 462 |
NAD |
6.9.3.4 [basic.start.term] |
Destroying objects with static storage duration |
Yes |
|
|
| 877 |
NAD |
16 [library] |
to throw() or to Throw: Nothing. |
Yes |
|
|
| 2898 |
NAD |
16 [library] |
Prefer not to use member typedefs as constructor parameters |
Yes |
|
|
| 2865 |
NAD |
16 [library] |
Resolve all open Library issues for C++17 |
Yes |
|
|
| 1173 |
NAD |
16 [library] |
"Equivalence" wishy-washiness |
Yes |
3 |
|
| 385 |
NAD |
16 [library] |
Does call by value imply the CopyConstructible requirement? |
Yes |
|
|
| 941 |
NAD |
16 [library] |
Ref-qualifiers for assignment operators |
Yes |
|
|
| 996 |
NAD |
16 [library] |
Move operation not well specified |
Yes |
|
|
| 1099 |
NAD |
16 [library] |
Various issues |
Yes |
|
|
| 1153 |
NAD |
16 [library] |
Standard library needs review for constructors to be
explicit to avoid treatment as initializer-list constructor |
Yes |
|
|
| 1236 |
NAD |
16 [library] |
reserved identifiers in programs not using the library |
Yes |
|
|
| 1331 |
NAD |
16 [library] |
incorporate move special member functions into library |
Yes |
|
|
| 1348 |
NAD |
16 [library] |
Exception safety of unspecified types |
Yes |
|
|
| 995 |
NAD |
16.3.2.3 [structure.requirements] |
Operational Semantics Unclear |
Yes |
|
|
| 492 |
NAD |
16.3.2.4 [structure.specifications] |
Invalid iterator arithmetic expressions |
Yes |
|
|
| 663 |
NAD |
16.3.2.4 [structure.specifications] |
Complexity Requirements |
Yes |
|
|
| 1156 |
NAD |
16.3.3.3.2 [enumerated.types] |
Constraints on bitmask and enumeration types to be tightened |
Yes |
|
|
| 2692 |
NAD |
16.3.3.3.3 [bitmask.types] |
Overspecification of lvalueness of bitmask elements |
Yes |
3 |
|
| 992 |
NAD |
16.4.2.2 [contents] |
Allow implementations to implement C library in the global namespace |
Yes |
|
|
| 1002 |
NAD |
16.4.2.3 [headers] |
Provide bulk include headers |
Yes |
|
|
| 833 |
NAD |
16.4.2.5 [compliance] |
Freestanding implementations header list needs review for C++0x |
Yes |
|
|
| 1003 |
NAD |
16.4.2.5 [compliance] |
Require more useful headers for freestanding implementations |
Yes |
|
|
| 1358 |
NAD |
16.4.2.5 [compliance] |
Add <chrono> and <ratio> to
freestanding implementations |
Yes |
|
|
| 1359 |
NAD |
16.4.2.5 [compliance] |
Add <tuple> and <utility> to freestanding implementations |
Yes |
|
|
| 1361 |
NAD |
16.4.3 [using] |
Does use of std::size_t in a header imply that typedef name is available to users? |
Yes |
|
|
| 657 |
NAD |
16.4.3.2 [using.headers] |
unclear requirement about header inclusion |
Yes |
|
|
| 822 |
NAD |
16.4.4.2 [utility.arg.requirements] |
Object with explicit copy constructor no longer CopyConstructible |
Yes |
|
|
| 1374 |
NAD |
16.4.4.2 [utility.arg.requirements] |
Clarify moved-from objects are "toxic" |
Yes |
|
|
| 2171 |
NAD |
16.4.4.3 [swappable.requirements] |
"swappable" undefined for swapping lvalue and rvalue |
Yes |
|
|
| 12 |
NAD |
16.4.4.6 [allocator.requirements] |
Way objects hold allocators unclear |
Yes |
|
|
| 197 |
NAD |
16.4.4.6 [allocator.requirements] |
max_size() underspecified |
Yes |
|
|
| 277 |
NAD |
16.4.4.6 [allocator.requirements] |
Normative encouragement in allocator requirements unclear |
Yes |
|
|
| 487 |
NAD |
16.4.4.6 [allocator.requirements] |
Allocator::construct is too limiting |
Yes |
|
|
| 560 |
NAD |
16.4.4.6 [allocator.requirements] |
User-defined allocators without default constructor |
Yes |
|
|
| 1376 |
NAD |
16.4.4.6 [allocator.requirements] |
Allocator interface is not backward compatible |
Yes |
|
|
| 2311 |
NAD |
16.4.4.6 [allocator.requirements] |
Allocator requirements should be further minimized |
Yes |
2 |
|
| 2891 |
NAD |
16.4.6 [conforming] |
Relax library requirements on volatile types |
Yes |
|
|
| 94 |
NAD |
16.4.6 [conforming] |
May library implementors add template parameters to Standard Library classes? |
Yes |
|
|
| 2113 |
NAD |
16.4.6 [conforming] |
Do library implementers have the freedom to add final to non-polymorphic components? |
Yes |
|
|
| 2373 |
NAD |
16.4.6 [conforming] |
Make new entities and names in namespace std conforming extensions |
Yes |
3 |
|
| 2930 |
NAD |
16.4.6.4 [global.functions] |
Are implementations allowed to split non-member functions into several overloads? |
Yes |
|
|
| 2563 |
NAD |
16.4.6.5 [member.functions] |
LWG 2259 relaxes requirements, perhaps unintentionally |
Yes |
2 |
|
| 95 |
NAD |
16.4.6.5 [member.functions] |
Members added by the implementation |
Yes |
|
|
| 2892 |
NAD |
16.4.6.7 [constexpr.functions] |
Relax the prohibition on libraries adding constexpr |
Yes |
1 |
|
| 372 |
NAD |
16.4.6.13 [res.on.exception.handling] |
Inconsistent description of stdlib exceptions |
Yes |
|
|
| 1314 |
NAD |
17.2 [support.types] |
NULL and nullptr |
Yes |
|
|
| 2251 |
NAD |
17.2 [support.types] |
C++ library should define ssize_t |
Yes |
3 |
|
| 3635 |
NAD |
17.3.2 [version.syn] |
Add __cpp_lib_deduction_guides to feature test macros |
Yes |
3 |
|
| 3874 |
NAD |
17.3.2 [version.syn] |
Rename __cpp_lib_ranges_to_container to __cpp_lib_ranges_to |
Yes |
|
|
| 3808 |
NAD |
17.3.2 [version.syn] |
Inconsistent feature test macros for ranges algorithms |
Yes |
|
|
| 205 |
NAD |
17.3.5.2 [numeric.limits.members] |
numeric_limits unclear on how to determine floating point types |
Yes |
|
|
| 554 |
NAD |
17.3.5.3 [numeric.special] |
Problem with lwg DR 184 numeric_limits<bool> |
Yes |
|
|
| 3106 |
NAD |
17.6.2 [new.syn] |
nothrow should be inline constexpr rather that extern const |
Yes |
2 |
|
| 627 |
NAD |
17.6.3.2 [new.delete.single] |
Low memory and exceptions |
Yes |
|
|
| 3789 |
NAD |
17.6.3.3 [new.delete.array] |
Precondition of (not replaced) operator delete[] |
Yes |
|
|
| 2860 |
NAD |
17.6.5 [ptr.launder] |
launder and base class subobjects |
Yes |
2 |
|
| 269 |
NAD |
17.9 [support.exception] |
cstdarg and unnamed parameters |
Yes |
|
|
| 313 |
NAD |
17.9.5.4 [terminate] |
set_terminate and set_unexpected question |
Yes |
|
|
| 314 |
NAD |
17.9.5.4 [terminate] |
Is the stack unwound when terminate() is called? |
Yes |
|
|
| 707 |
NAD |
17.9.7 [propagation] |
null pointer constant for exception_ptr |
Yes |
|
|
| 745 |
NAD |
17.9.7 [propagation] |
copy_exception API slices. |
Yes |
|
|
| 1369 |
NAD |
17.9.7 [propagation] |
rethrow_exception may introduce data races |
Yes |
|
|
| 1008 |
NAD |
17.9.8 [except.nested] |
nested_exception wording unclear |
Yes |
|
|
| 1132 |
NAD |
17.9.8 [except.nested] |
JP-30: nested exceptions |
Yes |
|
|
| 2432 |
NAD |
17.10 [support.initlist] |
initializer_list assignability |
Yes |
2 |
|
| 1265 |
NAD |
17.13 [support.runtime] |
longjmp and destructors |
Yes |
|
|
| 3652 |
NAD |
17.13.3 [csetjmp.syn] |
Can we relax the preconditions of longjmp? |
Yes |
|
|
| 143 |
NAD |
17.14 [support.c.headers] |
C .h header wording unclear |
Yes |
|
|
| 1371 |
NAD |
19 [diagnostics] |
Standard exceptions require stronger no-throw guarantees |
Yes |
|
|
| 2073 |
NAD |
19.2 [std.exceptions] |
Library exceptions that take string arguments |
Yes |
|
|
| 2413 |
NAD |
19.3 [assertions] |
assert macro is overconstrained |
Yes |
4 |
|
| 832 |
NAD |
19.5 [syserr] |
Applying constexpr to System error support |
Yes |
|
|
| 2992 |
NAD |
19.5.3.5 [syserr.errcat.objects] |
system_category() and error_code::error_code() should be constexpr |
Yes |
|
|
| 971 |
NAD |
19.5.4.5 [syserr.errcode.nonmembers] |
Spurious diagnostic conversion function |
Yes |
|
|
| 3901 |
NAD |
20.2.8 [allocator.uses] |
Is uses-allocator construction of a cv-qualified object type still well-formed after LWG 3870? |
Yes |
|
|
| 1318 |
NAD |
20.2.9.2 [allocator.traits.types] |
N2982 removes previous allocator capabilities |
Yes |
|
1375 |
| 3588 |
NAD |
20.3.1.3.1 [unique.ptr.single.general] |
Strike out purposeless UB involving the deleter in members functions of unique_ptr |
Yes |
|
|
| 3164 |
NAD |
20.3.1.3.2 [unique.ptr.single.ctor] |
Unhelpful "shall not participate" constraints for unique_ptr with reference deleter |
Yes |
|
|
| 686 |
NAD |
20.3.1.3.5 [unique.ptr.single.observers] |
unique_ptr and shared_ptr fail to specify non-convertibility to int for unspecified-bool-type |
Yes |
|
|
| 933 |
NAD |
20.3.1.3.6 [unique.ptr.single.modifiers] |
Unique_ptr defect |
Yes |
|
|
| 1406 |
NAD |
20.3.2.2 [util.smartptr.shared] |
Support hashing smart-pointers based on owner |
Yes |
|
|
| 1031 |
NAD |
20.3.2.2 [util.smartptr.shared] |
Need shared_ptr conversion to a unique_ptr |
Yes |
|
|
| 2907 |
NAD |
20.3.2.2.3 [util.smartptr.shared.dest] |
Semantics for destroying the deleter and the control-block of a shared_ptr are unclear |
Yes |
|
|
| 2337 |
NAD |
20.3.2.2.6 [util.smartptr.shared.obs] |
shared_ptr operator*() should not be noexcept |
Yes |
2 |
|
| 741 |
NAD |
20.3.2.2.11 [util.smartptr.getdeleter] |
Const-incorrect get_deleter function for shared_ptr |
Yes |
|
|
| 2700 |
NAD |
20.4 [mem.res] |
resource_adaptor went missing |
Yes |
1 |
|
| 2717 |
NAD |
20.5.4 [allocator.adaptor.members] |
scoped_allocator_adaptor uses forward to do move's job |
Yes |
|
|
| 3930 |
NAD |
21 [meta] |
Simplify type trait wording |
Yes |
|
|
| 1120 |
NAD |
21 [meta] |
New type trait - remove_all |
Yes |
|
|
| 2345 |
NAD |
21.2.2 [intseq.intseq] |
integer_sequence should have a self-typedef ::type |
Yes |
2 |
|
| 2871 |
NAD |
21.3.3 [meta.type.synop] |
User specializations of type traits should be ill-formed |
Yes |
|
|
| 1202 |
NAD |
21.3.4 [meta.help] |
integral_constant needs a spring clean |
Yes |
|
|
| 747 |
NAD |
21.3.5.4 [meta.unary.prop] |
We have 3 separate type traits to identify classes supporting no-throw operations |
Yes |
|
|
| 748 |
NAD |
21.3.5.4 [meta.unary.prop] |
The is_abstract type trait is defined by reference to 10.4. |
Yes |
|
|
| 1228 |
NAD |
21.3.5.4 [meta.unary.prop] |
User-specialized nothrow type traits |
Yes |
|
|
| 849 |
NAD |
21.3.8.7 [meta.trans.other] |
missing type traits to compute root class and derived class of types in a class hierachy |
Yes |
|
|
| 1020 |
NAD |
21.3.8.7 [meta.trans.other] |
Restore aligned_union |
Yes |
|
|
| 1121 |
NAD |
21.4.4 [ratio.arithmetic] |
Support for multiple arguments |
Yes |
|
|
| 2893 |
NAD |
22 [utilities] |
Parsing Hexadecimally in P0067R4 |
Yes |
|
|
| 1289 |
NAD |
22.2 [utility] |
Generic casting requirements for smart pointers |
Yes |
|
|
| 1373 |
NAD |
22.2 [utility] |
Customizable traits should have their own headers |
Yes |
|
|
| 4056 |
NAD |
22.2.2 [utility.swap] |
The effects of std::swap are under-specified |
Yes |
|
|
| 2297 |
NAD |
22.2.3 [utility.exchange] |
[CD] Missing type requirements for std::exchange |
Yes |
|
|
| 2388 |
NAD |
22.2.3 [utility.exchange] |
Handling self-assignment in the proposed library function std::exchange |
Yes |
2 |
|
| 840 |
NAD |
22.3 [pairs] |
pair default template argument |
Yes |
|
|
| 916 |
NAD |
22.3 [pairs] |
Redundant move-assignment operator of pair should be removed |
Yes |
|
|
| 2068 |
NAD |
22.3.2 [pairs.pair] |
std::pair not C++03-compatible with defaulted copy c'tor |
Yes |
|
|
| 2446 |
NAD |
22.4.1 [tuple.general] |
Unspecialized std::tuple_size should be defined |
Yes |
|
|
| 3440 |
NAD |
22.4.4.2 [tuple.cnstr] |
Aggregate-paren-init breaks direct-initializing a tuple or optional from {aggregate-member-value} |
Yes |
2 |
|
| 917 |
NAD |
22.4.4.2 [tuple.cnstr] |
Redundant move-assignment operator of tuple should be removed |
Yes |
|
|
| 1119 |
NAD |
22.4.7 [tuple.helper] |
tuple query APIs do not support references |
Yes |
|
|
| 3016 |
NAD |
22.5.3 [optional.optional] |
optional and over-aligned types |
Yes |
3 |
|
| 3562 |
NAD |
22.5.4 [optional.nullopt] |
Superseding nullopt_t's requirement to not be DefaultConstructible |
Yes |
|
|
| 2902 |
NAD |
22.6.3 [variant.variant] |
variant should only support complete types |
Yes |
0 |
|
| 2971 |
NAD |
22.6.3 [variant.variant] |
variant should require Destructible types |
Yes |
|
|
| 2886 |
NAD |
22.7.4.5 [any.observers] |
Keep the empty() functions in any |
Yes |
|
|
| 1112 |
NAD |
22.9.2 [template.bitset] |
bitsets and new style for loop |
Yes |
|
|
| 1398 |
NAD |
22.10 [function.objects] |
Users should be able to specialize functors without depending on whole <functional> header |
Yes |
|
|
| 644 |
NAD |
22.10.17.3 [func.wrap.func] |
Possible typos in 'function' description |
Yes |
|
|
| 2386 |
NAD |
22.10.17.3.2 [func.wrap.func.con] |
function::operator= handles allocators incorrectly |
Yes |
1 |
|
| 1317 |
NAD |
22.10.19 [unord.hash] |
make_hash |
Yes |
|
|
| 1242 |
NAD |
23 [containers] |
Enable SCARY iterators |
Yes |
|
|
| 97 |
NAD |
23 [containers] |
Insert inconsistent definition |
Yes |
|
|
| 470 |
NAD |
23 [containers] |
accessing containers from their elements' special functions |
Yes |
|
|
| 760 |
NAD |
23.2 [container.requirements] |
The emplace issue |
Yes |
2 |
|
| 279 |
NAD |
23.2 [container.requirements] |
const and non-const iterators should have equivalent typedefs |
Yes |
|
|
| 632 |
NAD |
23.2 [container.requirements] |
Time complexity of size() for std::set |
Yes |
|
|
| 1330 |
NAD |
23.2 [container.requirements] |
Move container requirements into requirements tables |
Yes |
|
|
| 1035 |
NAD |
23.2.2 [container.requirements.general] |
<array>::swap can invalidate references, pointers, and iterators |
Yes |
|
|
| 2167 |
NAD |
23.2.2 [container.requirements.general] |
Copy assignment requirements of Containers |
Yes |
|
|
| 526 |
NAD |
23.2.4 [sequence.reqmts] |
Is it undefined if a function in the standard changes in parameters? |
Yes |
|
|
| 1259 |
NAD |
23.2.4 [sequence.reqmts] |
Should initializer-list constructors move elements? |
Yes |
|
|
| 2430 |
NAD |
23.2.7 [associative.reqmts] |
Heterogeneous container lookup should be enabled using meta-function instead of nested type |
Yes |
|
|
| 2772 |
NAD |
23.2.7 [associative.reqmts] |
Inconsistency in the insert(node) interface |
Yes |
2 |
|
| 82 |
NAD |
23.2.7 [associative.reqmts] |
Missing constant for set elements |
Yes |
|
|
| 192 |
NAD |
23.2.7 [associative.reqmts] |
a.insert(p,t) is inefficient and overconstrained |
Yes |
|
233 |
| 215 |
NAD |
23.2.7 [associative.reqmts] |
Can a map's key_type be const? |
Yes |
|
|
| 494 |
NAD |
23.2.7 [associative.reqmts] |
Wrong runtime complexity for associative container's insert and delete |
Yes |
|
|
| 763 |
NAD |
23.2.7 [associative.reqmts] |
Renaming emplace() overloads |
Yes |
|
|
| 1302 |
NAD |
23.2.7 [associative.reqmts] |
different emplace semantics for sequence and associated containers |
Yes |
|
|
| 3468 |
NAD |
23.2.8 [unord.req] |
Transparent lookups in unordered containers are inconsistent |
Yes |
|
|
| 1188 |
NAD |
23.2.8 [unord.req] |
Unordered containers should have a minimum load factor as well as a maximum |
Yes |
|
|
| 2199 |
NAD |
23.2.8 [unord.req] |
unordered containers are required to have an initial max load factor of 1.0 |
Yes |
3 |
|
| 579 |
NAD |
23.2.8 [unord.req] |
erase(iterator) for unordered containers should not return an iterator |
Yes |
|
|
| 764 |
NAD |
23.2.8 [unord.req] |
equal_range on unordered containers should return a pair of local_iterators |
Yes |
|
|
| 1190 |
NAD |
23.2.8 [unord.req] |
Setting the maximum load factor should return the previous value |
Yes |
|
|
| 2006 |
NAD |
23.2.8 [unord.req] |
emplace broken for associative containers |
Yes |
|
|
| 1042 |
NAD |
23.3 [sequences] |
Provide ContiguousStorage concept and apply it to corresponding containers |
Yes |
|
|
| 2335 |
NAD |
23.3.3 [array] |
array<array<int, 3>, 4> should be layout-compatible with int[4][3] |
Yes |
3 |
|
| 851 |
NAD |
23.3.3 [array] |
simplified array construction |
Yes |
|
|
| 588 |
NAD |
23.3.3 [array] |
requirements on zero sized tr1::arrays and other details |
Yes |
|
|
| 930 |
NAD |
23.3.3 [array] |
Access to std::array data as built-in array type |
Yes |
|
|
| 855 |
NAD |
23.3.5.3 [deque.capacity] |
capacity() and reserve() for deque? |
Yes |
|
|
| 919 |
NAD |
23.3.7.6 [forward.list.ops] |
(forward_)list specialized remove algorithms are over constrained |
Yes |
|
|
| 2279 |
NAD |
23.3.9.5 [list.ops] |
Carefully state effects of list::splice function |
Yes |
|
|
| 131 |
NAD |
23.3.9.5 [list.ops] |
list::splice throws nothing |
Yes |
|
|
| 491 |
NAD |
23.3.9.5 [list.ops] |
std::list<>::unique incorrectly specified |
Yes |
|
|
| 1184 |
NAD |
23.3.11 [vector] |
Feature request: dynamic bitset |
Yes |
|
|
| 96 |
NAD |
23.3.11 [vector] |
Vector<bool> is not a container |
Yes |
|
|
| 1246 |
NAD |
23.3.11.3 [vector.capacity] |
vector::resize() missing efficiency guarantee |
Yes |
|
|
| 2256 |
NAD |
23.3.11.5 [vector.modifiers] |
On vector iterator invalidation |
Yes |
3 |
|
| 2449 |
NAD |
23.3.11.5 [vector.modifiers] |
vector::insert invalidates end()? |
Yes |
3 |
|
| 751 |
NAD |
23.3.12 [vector.bool] |
change pass-by-reference members of vector<bool> to pass-by-value? |
Yes |
|
|
| 2161 |
NAD |
23.4 [associative] |
const equivalence of std::map |
Yes |
2 |
|
| 1296 |
NAD |
23.4.3 [map] |
map and multimap value_compare overspecified |
Yes |
|
|
| 1091 |
NAD |
23.4.4.3 [multimap.modifiers] |
Multimap description confusing |
Yes |
|
|
| 528 |
NAD |
23.5 [unord] |
const_iterator iterator issue when they are the same type |
Yes |
|
|
| 2026 |
NAD |
23.5 [unord] |
hash should be std qualified for unordered container |
Yes |
|
|
| 2552 |
NAD |
23.6.4 [priority.queue] |
priority_queue doesn't work with move-only types |
Yes |
3 |
|
| 1320 |
NAD |
24.2 [iterator.synopsis] |
Header for iter_swap |
Yes |
|
|
| 2107 |
NAD |
24.3 [iterator.requirements] |
Some iterator category should guarantee the lifetime of references |
Yes |
|
|
| 304 |
NAD |
24.3.4 [iterator.concepts] |
Must *a return an lvalue when a is an input iterator? |
Yes |
|
|
| 1009 |
NAD |
24.3.5.2 [iterator.iterators] |
InputIterator post-increment dangerous |
Yes |
|
|
| 392 |
NAD |
24.3.5.3 [input.iterators] |
'equivalence' for input iterators |
Yes |
|
|
| 493 |
NAD |
24.3.5.3 [input.iterators] |
Undefined Expression in Input Iterator Note Title |
Yes |
|
|
| 476 |
NAD |
24.3.5.5 [forward.iterators] |
Forward Iterator implied mutability |
Yes |
|
|
| 458 |
NAD |
24.3.5.7 [random.access.iterators] |
24.1.5 contains unintended limitation for operator- |
Yes |
|
|
| 3996 |
NAD |
24.3.6.4 [projected] |
projected<I, identity> should just be I |
Yes |
|
|
| 204 |
NAD |
24.4.3 [iterator.operations] |
distance(first, last) when "last" is before "first" |
Yes |
|
|
| 3726 |
NAD |
24.5.1.6 [reverse.iter.elem] |
reverse_iterator::operator-> is underconstrained for non-pointer iterators |
Yes |
|
|
| 3727 |
NAD |
24.5.1.6 [reverse.iter.elem] |
reverse_iterator/common_iterator's operator-> should not require the underlying iterator's operator-> to be a const member function |
Yes |
|
|
| 1051 |
NAD |
24.5.1.6 [reverse.iter.elem] |
Specify subscript operation return types of reverse_iterator and move_iterator |
Yes |
|
|
| 2204 |
NAD |
24.5.1.6 [reverse.iter.elem] |
reverse_iterator should not require a second copy of the base iterator |
Yes |
|
|
| 2347 |
NAD |
24.5.1.6 [reverse.iter.elem] |
reverse_iterator::operator[] calls const version of current[] |
Yes |
2 |
|
| 99 |
NAD |
24.5.1.8 [reverse.iter.cmp] |
Reverse_iterator comparisons completely wrong |
Yes |
|
|
| 2916 |
NAD |
24.5.2 [insert.iterators] |
Insert iterators should each have an instantiation guide to initialize from a container |
Yes |
|
|
| 100 |
NAD |
24.5.2 [insert.iterators] |
Insert iterators/ostream_iterators overconstrained |
Yes |
|
|
| 977 |
NAD |
24.5.2 [insert.iterators] |
insert iterators inefficient for expensive to move types |
Yes |
|
|
| 1062 |
NAD |
24.5.2 [insert.iterators] |
Missing insert_iterator for stacks/queues |
Yes |
|
|
| 3415 |
NAD |
24.5.2.2 [back.insert.iterator] |
back_insert_iterator fails when a container is also its value type |
Yes |
|
|
| 903 |
NAD |
24.5.2.2 [back.insert.iterator] |
back_insert_iterator issue |
Yes |
|
|
| 901 |
NAD |
24.5.2.4 [insert.iterator] |
insert iterators can move from lvalues |
Yes |
|
|
| 3858 |
NAD |
24.5.3.4 [const.iterators.types] |
basic_const_iterator is too strict to provide iterator_category |
Yes |
|
|
| 245 |
NAD |
24.6.2 [istream.iterator] |
Which operations on istream_iterator trigger input operations? |
Yes |
|
|
| 1125 |
NAD |
24.6.3.3 [ostream.iterator.ops] |
ostream_iterator does not work with movable types |
Yes |
|
|
| 111 |
NAD |
24.6.4.4 [istreambuf.iterator.ops] |
istreambuf_iterator::equal overspecified, inefficient |
Yes |
|
|
| 2457 |
NAD |
24.7 [iterator.range] |
std::begin() and std::end() do not support multi-dimensional arrays correctly |
Yes |
3 |
|
| 3207 |
NAD |
24.7 [iterator.range] |
N in ssize(const T (&)[N]) should be size_t |
Yes |
|
|
| 3913 |
NAD |
25.2 [ranges.syn] |
ranges::const_iterator_t<range R> fails to accept arrays of unknown bound |
Yes |
3 |
|
| 3768 |
NAD |
25.2 [ranges.syn] |
possibly-const-range is overconstrained |
Yes |
|
|
| 3333 |
NAD |
25.3.4 [range.access.cbegin] |
ranges::cbegin/ranges::cend, (and maybe ranges::crbegin/ranges::crend) are under-specified to allow rvalue-arrays |
Yes |
|
|
| 3394 |
NAD |
25.6.6.3 [range.istream.iterator] |
ranges::basic_istream_view::iterator has an empty iterator_traits |
Yes |
2 |
|
| 3298 |
NAD |
25.7.11.2 [range.take.while.view] |
Range adaptors introduced by P1035 do not require viewable_range |
Yes |
|
|
| 3365 |
NAD |
25.7.14.3 [range.join.iterator] |
Rename ref-is-glvalue to deref-is-ref |
Yes |
0 |
|
| 3971 |
NAD |
25.7.15.2 [range.join.with.view] |
Join ranges of rvalue references with ranges of prvalues |
Yes |
3 |
|
| 3181 |
NAD |
25.7.16.3 [range.lazy.split.outer] |
split_view::outer_iterator converting constructor is misconstrained |
Yes |
|
|
| 3714 |
NAD |
25.7.26.2 [range.zip.transform.view] |
Non-single-argument constructors for range adaptors should not be explicit |
Yes |
4 |
|
| 3735 |
NAD |
25.7.27.1 [range.adjacent.overview] |
views::adjacent<0> should be prohibited |
Yes |
|
|
| 3739 |
NAD |
25.7.29.2 [range.chunk.view.input] |
chunk_view::size should preserve the signedness of the size of the underlying range |
Yes |
|
|
| 3740 |
NAD |
25.7.30.2 [range.slide.view] |
slide_view::size should preserve the signedness of underlying range's size |
Yes |
|
|
| 1282 |
NAD |
26 [algorithms] |
A proposal to add std::split algorithm |
Yes |
|
|
| 1053 |
NAD |
26 [algorithms] |
Unify algorithms with operator and function object variants |
Yes |
|
|
| 631 |
NAD |
26 [algorithms] |
conflicting requirements for BinaryPredicate |
Yes |
|
|
| 2082 |
NAD |
26 [algorithms] |
Misleading complexity requirements in <algorithm> |
Yes |
|
|
| 2909 |
NAD |
26.3.6.2 [execpol.type] |
User specializations of is_execution_policy should be ill-formed |
Yes |
|
|
| 290 |
NAD |
26.6.5 [alg.foreach] |
Requirements to for_each and its function object |
Yes |
|
|
| 219 |
NAD |
26.6.6 [alg.find] |
find algorithm missing version that takes a binary predicate argument |
Yes |
|
|
| 244 |
NAD |
26.6.6 [alg.find] |
Must find's third argument be CopyConstructible? |
Yes |
|
|
| 2967 |
NAD |
26.6.13 [alg.equal] |
std::equal on empty ranges |
Yes |
|
|
| 3596 |
NAD |
26.6.16 [alg.starts.with] |
ranges::starts_with and ranges::ends_with are underspecified |
Yes |
|
|
| 3779 |
NAD |
26.6.18 [alg.fold] |
ranges::fold_* can unintentionally const_cast and reinterpret_cast |
Yes |
|
|
| 2242 |
NAD |
26.7.1 [alg.copy] |
[uninitialized_]copy_n() defect |
Yes |
2 |
|
| 293 |
NAD |
26.7.4 [alg.transform] |
Order of execution in transform algorithm |
Yes |
|
|
| 367 |
NAD |
26.7.8 [alg.remove] |
remove_copy/remove_copy_if and Input Iterators |
Yes |
|
|
| 489 |
NAD |
26.7.8 [alg.remove] |
std::remove / std::remove_if wrongly specified |
Yes |
|
|
| 481 |
NAD |
26.7.9 [alg.unique] |
unique's effects on the range [result, last) |
Yes |
|
|
| 490 |
NAD |
26.7.9 [alg.unique] |
std::unique wrongly specified |
Yes |
|
|
| 2405 |
NAD |
26.7.11 [alg.rotate] |
rotate()'s return value is incorrect when middle == first |
Yes |
|
|
| 218 |
NAD |
26.8 [alg.sorting] |
Algorithms do not use binary predicate objects for default comparisons |
Yes |
|
|
| 191 |
NAD |
26.8.4 [alg.binary.search] |
Unclear complexity for algorithms such as binary search |
Yes |
|
|
| 1308 |
NAD |
26.8.9 [alg.min.max] |
Concerns about initializer_list overloads of min,
max, and minmax |
Yes |
|
|
| 190 |
NAD |
26.8.9 [alg.min.max] |
min() and max() functions should be std::binary_functions |
Yes |
|
|
| 582 |
NAD |
26.11.5 [uninitialized.copy] |
specialized algorithms and volatile storage |
Yes |
|
|
| 4086 |
NAD |
26.12.2 [alg.rand.generate] |
ranges::generate_random_n is missing |
Yes |
|
|
| 85 |
NAD |
27 [strings] |
String char types |
Yes |
|
|
| 3695 |
NAD |
27.1 [strings.general] |
The standard-layout property of char-like types serves for nothing |
Yes |
4 |
|
| 570 |
NAD |
27.2 [char.traits] |
Request adding additional explicit specializations of char_traits |
Yes |
|
|
| 1200 |
NAD |
27.2.3 [char.traits.typedefs] |
"surprising" char_traits<T>::int_type requirements |
Yes |
|
|
| 3068 |
NAD |
27.3.3 [string.view.template] |
Forbid assigning an rvalue basic_string to basic_string_view |
Yes |
2 |
|
| 3165 |
NAD |
27.4.3 [basic.string] |
All starts_with() overloads should be called "begins_with" |
Yes |
2 |
|
| 2372 |
NAD |
27.4.3 [basic.string] |
Assignment from int to std::string |
Yes |
4 |
|
| 4 |
NAD |
27.4.3 [basic.string] |
basic_string size_type and difference_type should be implementation defined |
Yes |
|
|
| 614 |
NAD |
27.4.3 [basic.string] |
std::string allocator requirements still inconsistent |
Yes |
|
|
| 2084 |
NAD |
27.4.3 [basic.string] |
basic_string use of charT* |
Yes |
|
|
| 466 |
NAD |
27.4.3.2 [string.require] |
basic_string ctor should prevent null pointer error |
Yes |
|
|
| 2402 |
NAD |
27.4.3.3 [string.cons] |
basic_string(const basic_string& str, size_type pos, size_type n = npos) shouldn't use Allocator() |
Yes |
3 |
|
| 2319 |
NAD |
27.4.3.3 [string.cons] |
basic_string's move constructor should not be noexcept |
Yes |
1 |
|
| 2822 |
NAD |
27.4.3.3 [string.cons] |
Resolution for LWG 2742 introduces ambiguities |
Yes |
|
|
| 2580 |
NAD |
27.4.3.3 [string.cons] |
Who is definitive: operator= or assign? |
Yes |
4 |
|
| 3579 |
NAD |
27.4.3.5 [string.capacity] |
Complexity guarantees for resize() and append() functions across the library |
Yes |
3 |
|
| 104 |
NAD |
27.4.3.5 [string.capacity] |
Description of basic_string::operator[] is unclear |
Yes |
|
|
| 84 |
NAD |
27.4.3.6 [string.access] |
Ambiguity with string::insert() |
Yes |
|
|
| 88 |
NAD |
27.4.3.7.4 [string.insert] |
Inconsistency between string::insert() and string::append() |
Yes |
|
|
| 377 |
NAD |
27.4.3.7.4 [string.insert] |
basic_string::insert and length_error |
Yes |
|
|
| 3752 |
NAD |
27.4.3.8.3 [string.substr] |
Should string::substr forward the allocator to the newly created string? |
Yes |
|
|
| 2852 |
NAD |
27.4.4.2 [string.cmp] |
Specifications of operator== for std::basic_strings and std::basic_string_views are
difficult to conform to |
Yes |
2 |
|
| 2535 |
NAD |
27.4.4.4 [string.io] |
Inconsistency between ostream::write and ostream::operator<< |
Yes |
2 |
|
| 2270 |
NAD |
27.4.5 [string.conversions] |
Inconsistent to_string overloads |
Yes |
|
|
| 2355 |
NAD |
27.4.7 [basic.string.literals] |
"s" UDL suffix should be reserved for a compile-time string library type |
Yes |
1 |
|
| 708 |
NAD |
28.3 [localization] |
Locales need to be per thread and updated for POSIX changes |
Yes |
|
|
| 330 |
NAD |
28.3.3.1 [locale] |
Misleading "exposition only" value in class locale definition |
Yes |
|
|
| 121 |
NAD |
28.3.3.1.2.1 [locale.category] |
Detailed definition for ctype<wchar_t> specialization |
Yes |
|
|
| 502 |
NAD |
28.3.3.1.2.1 [locale.category] |
Proposition: Clarification of the interaction between a facet and an iterator |
Yes |
|
|
| 452 |
NAD |
28.3.3.1.4 [locale.members] |
locale::combine should be permitted to generate a named locale |
Yes |
|
|
| 439 |
NAD |
28.3.4 [locale.categories] |
Should facets be copyable? |
Yes |
|
|
| 503 |
NAD |
28.3.4 [locale.categories] |
more on locales |
Yes |
|
|
| 585 |
NAD |
28.3.4 [locale.categories] |
facet error reporting |
Yes |
|
|
| 356 |
NAD |
28.3.4.2 [category.ctype] |
Meaning of ctype_base::mask enumerators |
Yes |
|
|
| 417 |
NAD |
28.3.4.2.2.3 [locale.ctype.virtuals] |
what does ctype::do_widen() return on failure |
Yes |
|
|
| 138 |
NAD |
28.3.4.2.5 [locale.codecvt] |
Class ctype_byname<char> redundant and misleading |
Yes |
|
|
| 382 |
NAD |
28.3.4.2.5 [locale.codecvt] |
codecvt do_in/out result |
Yes |
|
|
| 302 |
NAD |
28.3.4.2.6 [locale.codecvt.byname] |
Need error indication from codecvt<>::do_length |
Yes |
|
|
| 500 |
NAD |
28.3.4.2.6 [locale.codecvt.byname] |
do_length cannot be implemented correctly |
Yes |
|
|
| 344 |
NAD |
28.3.4.3 [category.numeric] |
grouping + showbase |
Yes |
|
|
| 459 |
NAD |
28.3.4.3.2.3 [facet.num.get.virtuals] |
Requirement for widening in stage 2 is overspecification |
Yes |
|
|
| 662 |
NAD |
28.3.4.3.2.3 [facet.num.get.virtuals] |
Inconsistent handling of incorrectly-placed thousands separators |
Yes |
|
|
| 826 |
NAD |
28.3.4.3.3 [locale.nm.put] |
Equivalent of %'d, or rather, lack thereof? |
Yes |
|
|
| 361 |
NAD |
28.3.4.3.3.3 [facet.num.put.virtuals] |
num_get<>::do_get (..., void*&) checks grouping |
Yes |
|
|
| 667 |
NAD |
28.3.4.7.2.3 [locale.money.get.virtuals] |
money_get's widened minus sign |
Yes |
|
|
| 668 |
NAD |
28.3.4.7.2.3 [locale.money.get.virtuals] |
money_get's empty minus sign |
Yes |
|
|
| 669 |
NAD |
28.3.4.7.2.3 [locale.money.get.virtuals] |
Equivalent postive and negative signs in money_get |
Yes |
|
|
| 374 |
NAD |
28.3.4.7.4.2 [locale.moneypunct.members] |
moneypunct::frac_digits returns int not unsigned |
Yes |
|
|
| 326 |
NAD |
28.3.4.7.5 [locale.moneypunct.byname] |
Missing typedef in moneypunct_byname |
Yes |
|
|
| 3776 |
NAD |
28.5.6.1 [formatter.requirements] |
Avoid parsing format-spec if it is not present or empty |
Yes |
3 |
|
| 3806 |
NAD |
28.5.6.3 [format.formattable] |
Should concept formattable<T, charT> default to char? |
Yes |
2 |
|
| 1263 |
NAD |
28.6.3 [re.syn] |
missing swap overloads for regex |
Yes |
|
|
| 1396 |
NAD |
28.6.7 [re.regex] |
regex should support allocators |
Yes |
|
1451 |
| 3800 |
NAD |
28.6.9.1 [re.results.general] |
No deduction guide for std::match_results |
Yes |
|
|
| 1452 |
NAD |
28.6.9.5 [re.results.acc] |
"target sequence" is not defined |
Yes |
|
|
| 726 |
NAD |
28.6.10.4 [re.alg.replace] |
Missing regex_replace() overloads |
Yes |
|
|
| 1154 |
NAD |
29.4 [complex.numbers] |
complex should accept integral types |
Yes |
|
|
| 1217 |
NAD |
29.4 [complex.numbers] |
Quaternion support |
Yes |
|
|
| 388 |
NAD |
29.4 [complex.numbers] |
Use of complex as a key in associative containers |
Yes |
|
|
| 177 |
NAD |
29.4.6 [complex.ops] |
Complex operators cannot be explicitly instantiated |
Yes |
|
|
| 440 |
NAD |
29.4.8 [complex.transcendentals] |
Should std::complex use unqualified transcendentals? |
Yes |
|
|
| 506 |
NAD |
29.5 [rand] |
Requirements of Distribution parameter for variate_generator |
Yes |
|
|
| 547 |
NAD |
29.5 [rand] |
division should be floating-point, not integer |
Yes |
|
|
| 572 |
NAD |
29.5 [rand] |
Oops, we gave 507 WP status |
Yes |
|
|
| 1056 |
NAD |
29.5 [rand] |
Must all Engines and Distributions be Streamable? |
Yes |
|
|
| 515 |
NAD |
29.5.2 [rand.synopsis] |
Random number engine traits |
Yes |
|
|
| 517 |
NAD |
29.5.3 [rand.req] |
Should include name in external representation |
Yes |
|
|
| 2326 |
NAD |
29.5.3.1 [rand.req.genl] |
uniform_int_distribution<unsigned char> should be permitted |
Yes |
2 |
|
| 2124 |
NAD |
29.5.3.2 [rand.req.seedseq] |
Seed sequence over-specified |
Yes |
|
|
| 2327 |
NAD |
29.5.3.3 [rand.req.urng] |
Non-power-of-two URNGs should be forbidden |
Yes |
|
|
| 729 |
NAD |
29.5.3.4 [rand.req.eng] |
Problem in [rand.req.eng]/3 |
Yes |
|
|
| 730 |
NAD |
29.5.3.5 [rand.req.adapt] |
Comment on [rand.req.adapt]/3 e) |
Yes |
|
|
| 1235 |
NAD |
29.5.3.6 [rand.req.dist] |
Issue with C++0x random number proposal |
Yes |
|
|
| 733 |
NAD |
29.5.3.6 [rand.req.dist] |
Comment on [rand.req.dist]/9 |
Yes |
|
|
| 2351 |
NAD |
29.5.4 [rand.eng] |
Does .seed() completely reset state of engine? |
Yes |
2 |
|
| 799 |
NAD |
29.5.4.3 [rand.eng.mers] |
Mersenne twister equality overspecified |
Yes |
|
|
| 796 |
NAD |
29.5.6 [rand.predef] |
ranlux48_base returns wrong value |
Yes |
|
|
| 797 |
NAD |
29.5.6 [rand.predef] |
ranlux48 returns wrong value |
Yes |
|
|
| 802 |
NAD |
29.5.6 [rand.predef] |
knuth_b returns wrong value |
Yes |
|
|
| 548 |
NAD |
29.5.7 [rand.device] |
May random_device block? |
Yes |
|
|
| 1068 |
NAD |
29.5.7 [rand.device] |
class random_device should be movable |
Yes |
|
|
| 2352 |
NAD |
29.5.8.1 [rand.util.seedseq] |
Is a default-constructed std::seed_seq intended to produce a predictable .generate()? |
Yes |
2 |
|
| 731 |
NAD |
29.5.8.1 [rand.util.seedseq] |
proposal for a customizable seed_seq |
Yes |
|
|
| 1069 |
NAD |
29.5.8.1 [rand.util.seedseq] |
class seed_seq should support efficient move operations |
Yes |
|
|
| 1313 |
NAD |
29.5.8.1 [rand.util.seedseq] |
Seed sequence's param function not useful for pure output iterator |
Yes |
|
|
| 739 |
NAD |
29.5.8.2 [rand.util.canonical] |
Defect in [rand.util.canonical]/3 |
Yes |
|
|
| 511 |
NAD |
29.5.9 [rand.dist] |
Input_type for binomial_distribution |
Yes |
|
|
| 509 |
NAD |
29.5.9.2 [rand.dist.uni] |
Uniform_int template parameters |
Yes |
|
|
| 773 |
NAD |
29.5.9.2 [rand.dist.uni] |
issues with random |
Yes |
|
|
| 510 |
NAD |
29.5.9.3 [rand.dist.bern] |
Input_type for bernoulli_distribution |
Yes |
|
|
| 735 |
NAD |
29.5.9.3.2 [rand.dist.bern.bin] |
Unfortunate naming |
Yes |
|
|
| 736 |
NAD |
29.5.9.6.1 [rand.dist.samp.discrete] |
Comment on [rand.dist.samp.discrete] |
Yes |
|
|
| 737 |
NAD |
29.5.9.6.2 [rand.dist.samp.pconst] |
Comment on [rand.dist.samp.pconst] |
Yes |
|
|
| 791 |
NAD |
29.5.9.6.2 [rand.dist.samp.pconst] |
piecewise_constant_distribution::densities has wrong name |
Yes |
|
|
| 93 |
NAD |
29.6 [numarray] |
Incomplete Valarray Subset Definitions |
Yes |
|
|
| 107 |
NAD |
29.6.2 [template.valarray] |
Valarray constructor is strange |
Yes |
|
|
| 188 |
NAD |
29.6.2.7 [valarray.cassign] |
valarray helpers missing augmented assignment operators |
Yes |
|
|
| 1243 |
NAD |
29.6.2.7 [valarray.cassign] |
Missing operator+= (initializer_list<T>) for valarray |
Yes |
|
|
| 81 |
NAD |
29.6.5 [template.slice.array] |
Wrong declaration of slice operations |
Yes |
|
|
| 213 |
NAD |
29.7 [c.math] |
Math function overloads ambiguous |
Yes |
|
|
| 289 |
NAD |
29.7 [c.math] |
<cmath> requirements missing C float and long double versions |
Yes |
|
|
| 323 |
NAD |
29.7 [c.math] |
abs() overloads in different headers |
Yes |
|
|
| 583 |
NAD |
29.7 [c.math] |
div() for unsigned integral types |
Yes |
|
|
| 584 |
NAD |
29.7 [c.math] |
missing int pow(int,int) functionality |
Yes |
|
|
| 2079 |
NAD |
29.7 [c.math] |
Required pow() overloads |
Yes |
3 |
|
| 2474 |
NAD |
29.7 [c.math] |
<cmath> functions unfriendly to integral_constant arguments |
Yes |
4 |
|
| 955 |
NAD |
30.3 [time.clock.req] |
Various threading bugs #5 |
Yes |
|
|
| 946 |
NAD |
30.5.8 [time.duration.cast] |
duration_cast improperly specified |
Yes |
|
|
| 3741 |
NAD |
30.5.10 [time.duration.alg] |
std::chrono::abs(duration) is ill-formed with non-reduced periods |
Yes |
|
|
| 935 |
NAD |
30.7 [time.clock] |
clock error handling needs to be specified |
Yes |
|
|
| 1413 |
NAD |
30.7.8 [time.clock.hires] |
Specify whether high_resolution_clock is a distinct type or a typedef |
Yes |
|
|
| 3271 |
NAD |
30.13 [time.parse] |
Parsing functions should save and restore stream format state |
Yes |
3 |
|
| 366 |
NAD |
31 [input.output] |
Excessive const-qualification |
Yes |
|
|
| 178 |
NAD |
31.4.3 [narrow.stream.objects] |
Should clog and cerr initially be tied to cout? |
Yes |
|
|
| 418 |
NAD |
31.5.2.2.6 [ios.init] |
exceptions thrown during iostream cleanup |
Yes |
|
|
| 287 |
NAD |
31.5.2.3 [fmtflags.state] |
conflicting ios_base fmtflags |
Yes |
|
|
| 2600 |
NAD |
31.5.2.6 [ios.base.storage] |
ios_base must store inaccessible iostate flags |
Yes |
|
|
| 6 |
NAD |
31.5.3 [fpos] |
File position not an offset unimplementable |
Yes |
|
|
| 332 |
NAD |
31.5.3 [fpos] |
Consider adding increment and decrement operators to std::fpos< T > |
Yes |
|
|
| 573 |
NAD |
31.5.3 [fpos] |
C++0x file positioning should handle modern file sizes |
Yes |
|
|
| 194 |
NAD |
31.5.4 [ios] |
rdbuf() functions poorly specified |
Yes |
|
|
| 145 |
NAD |
31.5.4.2 [basic.ios.cons] |
adjustfield lacks default value |
Yes |
|
|
| 255 |
NAD |
31.6.3 [streambuf] |
Why do basic_streambuf<>::pbump() and gbump() take an int? |
Yes |
|
|
| 421 |
NAD |
31.6.3.2 [streambuf.cons] |
is basic_streambuf copy-constructible? |
Yes |
|
|
| 309 |
NAD |
31.7 [iostream.format] |
Does sentry catch exceptions? |
Yes |
|
|
| 1148 |
NAD |
31.7 [iostream.format] |
Wrong argument type of I/O stream manipulators setprecision()
and setw() |
Yes |
|
|
| 1446 |
NAD |
31.7 [iostream.format] |
Move and swap for I/O streams |
Yes |
|
|
| 113 |
NAD |
31.7.5.2 [istream] |
Missing/extra iostream sync semantics |
Yes |
|
|
| 2036 |
NAD |
31.7.5.2 [istream] |
istream >> char and eofbit |
Yes |
|
|
| 203 |
NAD |
31.7.5.2.4 [istream.sentry] |
basic_istream::sentry::sentry() is uninstantiable with ctype<user-defined type> |
Yes |
|
|
| 58 |
NAD |
31.7.5.3.3 [istream.extractors] |
Extracting a char from a wide-oriented stream |
Yes |
|
|
| 639 |
NAD |
31.7.5.3.3 [istream.extractors] |
Still problems with exceptions during streambuf IO |
Yes |
|
|
| 342 |
NAD |
31.7.5.4 [istream.unformatted] |
seek and eofbit |
Yes |
|
|
| 399 |
NAD |
31.7.5.4 [istream.unformatted] |
volations of unformatted input function requirements |
Yes |
|
|
| 2131 |
NAD |
31.7.5.4 [istream.unformatted] |
Member function getline taking a string as parameter |
Yes |
|
|
| 135 |
NAD |
31.7.5.7.2 [iostream.cons] |
basic_iostream doubly initialized |
Yes |
|
|
| 398 |
NAD |
31.7.6.2.4 [ostream.sentry] |
effects of end-of-file on unformatted input functions |
Yes |
|
|
| 3667 |
NAD |
31.7.6.3 [ostream.formatted] |
std::cout << &X::f prints 1 |
Yes |
|
|
| 394 |
NAD |
31.7.6.3.1 [ostream.formatted.reqmts] |
behavior of formatted output on failure |
Yes |
|
|
| 437 |
NAD |
31.7.6.3.2 [ostream.inserters.arithmetic] |
Formatted output of function pointers is confusing |
Yes |
|
|
| 128 |
NAD |
31.8 [string.streams] |
Need open_mode() function for file stream, string streams, file buffers, and string buffers |
Yes |
|
|
| 1251 |
NAD |
31.8.2.2 [stringbuf.cons] |
move constructing basic_stringbuf |
Yes |
|
|
| 2429 |
NAD |
31.8.4 [ostringstream] |
std::basic_ostringstream is missing an allocator-extended constructor |
Yes |
|
|
| 45 |
NAD |
31.8.4 [ostringstream] |
Stringstreams read/write pointers initial position unclear |
Yes |
|
|
| 2121 |
NAD |
31.8.5.2 [stringstream.cons] |
app for string streams |
Yes |
3 |
|
| 73 |
NAD |
31.10 [file.streams] |
is_open should be const |
Yes |
|
|
| 863 |
NAD |
31.10 [file.streams] |
What is the state of a stream after close() succeeds |
Yes |
|
|
| 454 |
NAD |
31.10.3.4 [filebuf.members] |
basic_filebuf::open should accept wchar_t names |
Yes |
|
105 |
| 3399 |
NAD |
31.11.2.1 [syncstream.syncbuf.overview] |
basic_syncbuf::emit() + Qt's #define emit = Big Bada-Boom |
Yes |
|
|
| 2668 |
NAD |
31.12.6 [fs.class.path] |
path::operator+= is defined, but not operator+ |
Yes |
3 |
|
| 2761 |
NAD |
31.12.10.4 [fs.dir.entry.obs] |
directory_entry comparisons are members |
Yes |
2 |
|
| 2043 |
NAD |
31.13 [c.files] |
std{in,out,err} should be usable as field names |
Yes |
|
|
| 2379 |
NAD |
32.2.3 [thread.req.native] |
Obtaining native handle of the current thread |
Yes |
|
|
| 1485 |
NAD |
32.4.3.2 [thread.thread.id] |
Unclear thread::id specification |
Yes |
|
|
| 1176 |
NAD |
32.4.3.3 [thread.thread.constr] |
Make thread constructor non-variadic |
Yes |
|
|
| 1486 |
NAD |
32.4.5 [thread.thread.this] |
Value of this_thread::get_id() underspecified for detached thread |
Yes |
|
|
| 1456 |
NAD |
32.5 [atomics] |
Missing fixed-size atomic_ typedefs |
Yes |
|
|
| 1461 |
NAD |
32.5 [atomics] |
Rename all ATOMIC_* macros as STD_ATOMIC_* |
Yes |
|
|
| 3485 |
NAD |
32.5.7 [atomics.ref.generic] |
atomic_ref safety should be based on operations that "potentially conflict" rather than lifetime |
Yes |
3 |
|
| 3611 |
NAD |
32.5.8.2 [atomics.types.operations] |
Should compare_exchange be allowed to modify the expected value on success? |
Yes |
2 |
|
| 1473 |
NAD |
32.5.8.2 [atomics.types.operations] |
Incomplete memory order specifications |
Yes |
|
|
| 980 |
NAD |
32.6.4 [thread.mutex.requirements] |
mutex lock() missing error conditions |
Yes |
|
|
| 2090 |
NAD |
32.6.4.2 [thread.mutex.requirements.mutex] |
Minor Overconstraint in Mutex Types |
Yes |
|
|
| 784 |
NAD |
32.6.5.4.4 [thread.lock.unique.mod] |
unique_lock::release |
Yes |
|
|
| 1499 |
NAD |
32.7 [thread.condition] |
Condition variables preclude wakeup optimization |
Yes |
|
|
| 887 |
NAD |
32.7.4 [thread.condition.condvar] |
issue with condition::wait_... |
Yes |
|
|
| 959 |
NAD |
32.7.4 [thread.condition.condvar] |
Various threading bugs #9 |
Yes |
|
|
| 1223 |
NAD |
32.7.5 [thread.condition.condvarany] |
condition_variable_any lock matching? |
Yes |
|
|
| 1224 |
NAD |
32.7.5 [thread.condition.condvarany] |
condition_variable_any support for recursive mutexes? |
Yes |
|
|
| 1164 |
NAD |
32.10.6 [futures.promise] |
promise::swap should pass by rvalue reference |
Yes |
|
|
| 2046 |
NAD |
32.10.8 [futures.shared.future] |
shared_future(future<R>&&) should be allowed to throw |
Yes |
|
|
| 249 |
NAD |
99 [auto.ptr] |
Return Type of auto_ptr::operator= |
Yes |
|
|
| 463 |
NAD |
99 [auto.ptr] |
auto_ptr usability issues |
Yes |
|
|
| 2 |
NAD |
99 [auto.ptr.conv] |
Auto_ptr conversions effects incorrect |
Yes |
|
|
| 988 |
NAD |
99 [concept.comparison] |
Reflexivity meaningless? |
Yes |
|
|
| 1064 |
NAD |
99 [defns.obj.state] |
Term "object state" should not refer to classes |
Yes |
|
|
| 257 |
NAD |
99 [depr.base] |
STL functional object and iterator inheritance. |
Yes |
|
|
| 480 |
NAD |
99 [depr.base] |
unary_function and binary_function should have protected nonvirtual destructors |
Yes |
|
|
| 501 |
NAD |
99 [depr.base] |
Proposal: strengthen guarantees of lib.comparisons |
Yes |
|
|
| 2226 |
NAD |
99 [depr.conversions.string] |
wstring_convert methods do not take allocator instance |
Yes |
|
|
| 2854 |
NAD |
99 [depr.conversions.string] |
wstring_convert provides no indication of incomplete input or output |
Yes |
3 |
|
| 721 |
NAD |
99 [depr.conversions.string] |
wstring_convert inconsistensies |
Yes |
|
|
| 65 |
NAD |
99 [depr.strstreambuf.virtuals] |
Underspecification of strstreambuf::seekoff |
Yes |
|
|
| 267 |
NAD |
99 [depr.strstreambuf.virtuals] |
interaction of strstreambuf::overflow() and seekoff() |
Yes |
|
|
| 790 |
NAD |
99 [rand.adapt.xor] |
xor_combine::seed not specified |
Yes |
|
|
| 3138 |
NAD |
99 [support.contract.cviol] |
There is no such thing as assertion-level |
Yes |
2 |
|
| 3139 |
NAD |
99 [support.contract.cviol] |
contract_violation's special member functions |
Yes |
1 |
|
| 433 |
NAD |
99 [unexpected] |
Contradiction in specification of unexpected() |
Yes |
|
|
| 3936 |
NAD |
D [depr] |
Are implementations allowed to deprecate components not in [depr]? |
Yes |
|
|
| 597 |
NAD |
3.2 [dec.tr::trdec.types.types] |
[dec.tr] The notion of 'promotion' cannot be emulated by user-defined types. |
Yes |
|
|
| 606 |
NAD |
3.2 [dec.tr::trdec.types.types] |
[dec.tr] allow narrowing conversions |
Yes |
|
|
| 2604 |
NAD |
4.14 [filesys.ts::fs.def.parent] |
[filesys.ts] [PDTS] Need definition of dot and dot-dot |
Yes |
|
|
| 2661 |
NAD |
6 [filesys.ts::fs.filesystem.synopsis] |
[filesys.ts] Surprising equivalent() behavior if neither file exists |
Yes |
|
|
| 2610 |
NAD |
6 [filesys.ts::fs.filesystem.synopsis] |
[filesys.ts] [PDTS] Apparently inconsistent return types from several functions |
Yes |
|
|
| 2613 |
NAD |
7 [filesys.ts::fs.err.report] |
[filesys.ts] [PDTS] Missing actual error conditions thrown |
Yes |
|
|
| 2642 |
NAD |
8 [filesys.ts::class.path] |
[filesys.ts]
[PDTS] class path should have defaulted constructors/destructor/assignments.
|
Yes |
|
|
| 2617 |
NAD |
8.4.5 [filesys.ts::path.modifiers] |
[filesys.ts] [PDTS] path member swap() unnecessary |
Yes |
|
|
| 2646 |
NAD |
8.4.7 [filesys.ts::path.generic.obs] |
[filesys.ts] [PDTS] Do we really need generic*? |
Yes |
|
|
| 2638 |
NAD |
12.3 [filesys.ts::directory_entry.obs] |
[filesys.ts] [PDTS] Make certain functions noexcept and drop error_code version |
Yes |
|
|
| 2623 |
NAD |
15 [filesys.ts::fs.op.funcs] |
[filesys.ts] [PDTS] Request for create_regular_file() and/or touch() |
Yes |
|
|
| 2626 |
NAD |
15.13 [filesys.ts::fs.op.equivalent] |
[filesys.ts] [PDTS] Equivalence is a volatile property |
Yes |
|
|
| 2628 |
NAD |
15.25 [filesys.ts::fs.op.last_write_time] |
[filesys.ts] [PDTS] Possible last_write_time() postcondition? |
Yes |
|
|
| 2630 |
NAD |
15.28 [filesys.ts::fs.op.remove] |
[filesys.ts] [PDTS] remove() must avoid race |
Yes |
|
|
| 2631 |
NAD |
15.30 [filesys.ts::fs.op.rename] |
[filesys.ts] [PDTS] POSIX guarantees atomicity for rename() |
Yes |
|
|
| 2305 |
NAD |
5.3.1 [fund.ts::optional.object.ctor] |
[fund.ts] optional forwarding construction/assignment |
Yes |
4 |
|
| 2417 |
NAD |
5.7 [fund.ts.v2::optional.relops] |
[fund.ts.v2] std::experimental::optional::operator< and LessThanComparable requirement |
Yes |
|
|
| 2553 |
NAD |
7.3 [fund.ts.v2::string.view.cons] |
[fund.ts.v2] basic_string_view substring constructor |
Yes |
|
|
| 3163 |
NAD |
16.2 [networking.ts::buffer.reqmts] |
[networking.ts] Buffer sequence iterator equivalency |
Yes |
|
|
| 2538 |
NAD |
99 [parallel.ts::parallel.alg.general.exec] |
[parallel.ts] Requirements on data race behavior of iterators and swap should be clarified |
Yes |
|
|
| 546 |
NAD |
5.1.1 [tr1::tr.rand.req] |
[tr1] _Longlong and _ULonglong are integer types |
Yes |
|
|
| 785 |
NAD |
5.1.4.5 [tr1::tr.rand.eng.disc] |
[tr1] Random Number Requirements in TR1 |
Yes |
|
|
| 701 |
NAD |
5.2.1.1 [tr1::tr.num.sf.Lnm] |
[tr1] assoc laguerre poly's |
Yes |
|
|
| 702 |
NAD |
5.2.1.2 [tr1::tr.num.sf.Plm] |
[tr1] Restriction in associated Legendre functions |
Yes |
|
|
| 568 |
NAD |
8.16.4 [tr1::tr.c99.cmath.over] |
[tr1] log2 overloads missing |
Yes |
|
|