copyconstructible
`CopyConstructible` requirements (in addition to `MoveConstructible`)
cpp17.copyassignable
Cpp17CopyAssignable requirements (in addition to Cpp17MoveAssignable)
cpp17.copyconstructible
Cpp17CopyConstructible requirements (in addition to Cpp17MoveConstructible)
depr.strstreambuf.cons.alloc
`strstreambuf(void* (*)(size_t), void (*)(void*))` effects
string.view.comparison.overloads
Additional `basic_string_view` comparison overloads
tab:charname.disallowed
Ranges of characters disallowed initially (combining characters)
tab:filesystem_error.2
`filesystem_error(const string&, const path&, error_code)` effects
tab:filesystem_error.3
`filesystem_error(const string&, const path&, const path&, error_code)` effects
tab:future.strstreambuf1.effects
`strstreambuf(void* (*)(size_t), void (*)(void*))` effects
tab:string.view.comparison.overloads
Additional `basic_string_view` comparison overloads