[libcxx-commits] [libcxx] [libc++] LWG 3821 uses_allocator_construction_args should have overload for pair-like (PR #66939)
Louis Dionne via libcxx-commits
libcxx-commits at lists.llvm.org
Thu Sep 21 05:22:08 PDT 2023
================
@@ -139,23 +157,33 @@ template <class _Tp>
inline constexpr bool __convertible_to_const_pair_ref =
decltype(__uses_allocator_detail::__convertible_to_const_pair_ref_impl<_Tp>(0))::value;
+# if _LIBCPP_STD_VER >= 23
----------------
ldionne wrote:
Can you explain why we need to do something different in C++23 and before? i.e. maybe point me to the that changed in the spec between C++20 and C++23, since I couldn't see it when looking at the LWG issue.
https://github.com/llvm/llvm-project/pull/66939
More information about the libcxx-commits
mailing list