16
Library introduction
[library]
16.4
Library-wide requirements
[requirements]
16.4.4
Requirements on types and expressions
[utility.requirements]
16.4.4.2
Template argument requirements
[utility.arg.requirements]
Table 33:
Cpp17MoveAssignable
requirements
[tab:cpp17.moveassignable]
🔗
Expression
Return type
Return value
Post-condition
🔗
t
=
rv
T
&
t
If
t
and
rv
do not refer to the same object,
t
is equivalent to the value of
rv
before the assignment
🔗
rv
's state is unspecified
.
[
Note
2
:
rv
must still meet the requirements of the library component that is using it, whether or not
t
and
rv
refer to the same object
.
The operations listed in those requirements must work as specified whether
rv
has been moved from or not
.
—
end note
]