From 728e639d82099035fdfe69b716a54717ae7050e0 Mon Sep 17 00:00:00 2001
From: Jonathan Wakely <jwakely@redhat.com>
Date: Mon, 4 Oct 2021 10:21:58 +0100
Subject: [PATCH] libstdc++: Add missing noexcept to std::variant helper

libstdc++-v3/ChangeLog:

	* include/std/variant (__detail::__variant::__as): Add missing
	noexcept to first overload.
---
 libstdc++-v3/include/std/variant | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libstdc++-v3/include/std/variant b/libstdc++-v3/include/std/variant
index d50c6b7de1d4..6377b6731ea4 100644
--- a/libstdc++-v3/include/std/variant
+++ b/libstdc++-v3/include/std/variant
@@ -206,7 +206,7 @@ namespace __variant
 
   template<typename... _Types>
     constexpr std::variant<_Types...>&
-    __as(std::variant<_Types...>& __v)
+    __as(std::variant<_Types...>& __v) noexcept
     { return __v; }
 
   template<typename... _Types>
-- 
2.47.3