try to optimize string swapping #41
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mclow
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Oct 8, 2024
| @@ -3446,6 +3447,14 @@ inline _LIBCPP_CONSTEXPR_SINCE_CXX20 void basic_string<_CharT, _Traits, _Allocat | |||
| _NOEXCEPT_(!__alloc_traits::propagate_on_container_swap::value || __is_nothrow_swappable_v<allocator_type>) | |||
| #endif | |||
| { | |||
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| #if _LIBCPP_STD_VER >= 26 | |||
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You can't do this unless the allocator is replaceable, too. (Usually it will be, but not always)
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That goes to show how little i know about allocators!
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