From d0e6d797b35ae89044f967160d4abe3868190f0f Mon Sep 17 00:00:00 2001
From: Jonathan Wakely <jwakely@redhat.com>
Date: Wed, 7 May 2025 17:06:11 +0100
Subject: [PATCH] libstdc++: Add missing export for std::is_layout_compatible_v
 [PR120159]

libstdc++-v3/ChangeLog:

	PR libstdc++/120159
	* src/c++23/std.cc.in (is_layout_compatible_v): Export.

(cherry picked from commit 8a1f3615c01cdbf5b2d37448c8bb09a96d5e3330)
---
 libstdc++-v3/src/c++23/std.cc.in | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libstdc++-v3/src/c++23/std.cc.in b/libstdc++-v3/src/c++23/std.cc.in
index 930a489ff44..de34e649bba 100644
--- a/libstdc++-v3/src/c++23/std.cc.in
+++ b/libstdc++-v3/src/c++23/std.cc.in
@@ -3107,6 +3107,7 @@ export namespace std
 #if __cpp_lib_is_layout_compatible
   using std::is_corresponding_member;
   using std::is_layout_compatible;
+  using std::is_layout_compatible_v;
 #endif
 #if __cpp_lib_is_pointer_interconvertible
   using std::is_pointer_interconvertible_base_of;
-- 
2.47.2