* [v3] atomic includes
@ 2009-10-16 20:34 Benjamin Kosnik
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From: Benjamin Kosnik @ 2009-10-16 20:34 UTC (permalink / raw)
To: gcc-patches, libstdc++
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Fixes for <stdatomic.h> when compiled as C++. Noticed by Lawrence Crowl.
tested x86_64/linux
-benjamin
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2009-10-16 Benjamin Kosnik <bkoz@redhat.com>
* include/c_compatibility/stdatomic.h: Include cstdatomic if
__cplusplus.
Index: include/c_compatibility/stdatomic.h
===================================================================
--- include/c_compatibility/stdatomic.h (revision 152914)
+++ include/c_compatibility/stdatomic.h (working copy)
@@ -186,8 +186,11 @@
_GLIBCXX_END_EXTERN_C
_GLIBCXX_END_NAMESPACE
-// Inject into global namespace. XXX
-#if defined(__cplusplus) && !defined(_GLIBCXX_STDATOMIC)
+// Inject into global namespace.
+#ifdef __cplusplus
+
+#include <cstdatomic>
+
using std::memory_order;
using std::memory_order_relaxed;
using std::memory_order_consume;
Index: testsuite/29_atomics/atomic_flag/cons/1.cc
===================================================================
--- testsuite/29_atomics/atomic_flag/cons/1.cc (revision 0)
+++ testsuite/29_atomics/atomic_flag/cons/1.cc (revision 0)
@@ -0,0 +1,27 @@
+// { dg-options "-std=gnu++0x" }
+// { dg-do compile }
+
+// Copyright (C) 2008, 2009 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library. This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3. If not see
+// <http://www.gnu.org/licenses/>.
+
+#include <stdatomic.h>
+
+void test01()
+{
+ using namespace std;
+ atomic_flag af = ATOMIC_FLAG_INIT;
+}
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