From 0564cdb94a7a1facbb0dbf888ceb90638aa70ecd Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Mon, 18 Dec 2017 20:12:08 +0000
Subject: Vendor import of libc++ trunk r321017:
 https://llvm.org/svn/llvm-project/libcxx/trunk@321017

---
 include/stack | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'include/stack')

diff --git a/include/stack b/include/stack
index b2d4e2395017..0cb4c6ca925e 100644
--- a/include/stack
+++ b/include/stack
@@ -181,7 +181,7 @@ public:
             : c(_VSTD::move(__s.c), __a) {}
 #endif  // _LIBCPP_CXX03_LANG
 
-    _LIBCPP_INLINE_VISIBILITY
+    _LIBCPP_NODISCARD_AFTER_CXX17 _LIBCPP_INLINE_VISIBILITY
     bool empty()     const      {return c.empty();}
     _LIBCPP_INLINE_VISIBILITY
     size_type size() const      {return c.size();}
-- 
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