15 Preprocessing directives [cpp]

15.2 Conditional inclusion [cpp.cond]

Table 18: __has_cpp_attribute values [tab:cpp.cond.ha]

🔗	Attribute	Value
🔗	carries_dependency	200809L
🔗	deprecated	201309L
🔗	fallthrough	201603L
🔗	likely	201803L
🔗	maybe_unused	201603L
🔗	no_unique_address	201803L
🔗	nodiscard	201907L
🔗	noreturn	200809L
🔗	unlikely	201803L