From 0e65fef8717f404cf9c85bff51bf87d534f87828 Mon Sep 17 00:00:00 2001 From: Dhruv Chawla Date: Tue, 8 Apr 2025 01:01:24 -0700 Subject: [PATCH] libstdc++: Add missing feature-test macro in Per version.syn#2, is required to define __cpp_lib_addressof_constexpr as 201603L. Bootstrapped and tested on aarch64-linux-gnu. Signed-off-by: Dhruv Chawla libstdc++-v3/ChangeLog: * include/std/memory: Define __glibcxx_want_addressof_constexpr. * testsuite/20_util/headers/memory/version.cc: Test for macro value. --- libstdc++-v3/include/std/memory | 1 + libstdc++-v3/testsuite/20_util/headers/memory/version.cc | 4 ++++ 2 files changed, 5 insertions(+) diff --git a/libstdc++-v3/include/std/memory b/libstdc++-v3/include/std/memory index 99f542dcddc6..78a1250d29a1 100644 --- a/libstdc++-v3/include/std/memory +++ b/libstdc++-v3/include/std/memory @@ -97,6 +97,7 @@ # include #endif +#define __glibcxx_want_addressof_constexpr #define __glibcxx_want_allocator_traits_is_always_equal #define __glibcxx_want_assume_aligned #define __glibcxx_want_atomic_shared_ptr diff --git a/libstdc++-v3/testsuite/20_util/headers/memory/version.cc b/libstdc++-v3/testsuite/20_util/headers/memory/version.cc index c82c9a018e0a..946955dd2123 100644 --- a/libstdc++-v3/testsuite/20_util/headers/memory/version.cc +++ b/libstdc++-v3/testsuite/20_util/headers/memory/version.cc @@ -6,3 +6,7 @@ #if __cpp_lib_allocator_traits_is_always_equal != 201411L # error "Feature-test macro __cpp_lib_allocator_traits_is_always_equal has wrong value in " #endif + +#if __cpp_lib_addressof_constexpr != 201603L +# error "Feature-test macro __cpp_lib_addressof_constexpr has wrong value in " +#endif -- 2.47.2