[libcxx-commits] [libcxx] [libc++] Add the __is_replaceable type trait (PR #132408)
Nikolas Klauser via libcxx-commits
libcxx-commits at lists.llvm.org
Tue Mar 25 06:26:45 PDT 2025
================
@@ -120,6 +121,10 @@ class _LIBCPP_TEMPLATE_VIS vector {
__libcpp_is_trivially_relocatable<pointer>::value && __libcpp_is_trivially_relocatable<allocator_type>::value,
vector,
void>;
+ using __replaceable _LIBCPP_NODEBUG =
+ __conditional_t<__is_replaceable<pointer>::value && __container_allocator_is_replaceable<__alloc_traits>::value,
+ vector,
+ void>;
----------------
philnik777 wrote:
I don't understand the concern here. This code in no way concerns `vector<bool>`.
https://github.com/llvm/llvm-project/pull/132408
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