re PR libstdc++/49445 ([C++0x] Undefined reference to std::atomic<float> "operator float")

2012-02-03  Benjamin Kosnik  <bkoz@redhat.com>

	PR libstdc++/49445

From-SVN: r183878

2 files changed, 47 insertions, 0 deletions

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 656cc96..187ee49 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,5 +1,10 @@
 2012-02-03  Benjamin Kosnik  <bkoz@redhat.com>
 
+	PR libstdc++/49445
+	* testsuite/29_atomics/atomic/cons/49445.cc: Add.
+
+2012-02-03  Benjamin Kosnik  <bkoz@redhat.com>
+
 	PR libstdc++/51811
 	* include/bits/atomic_base.h (atomic<_Tp*>): Fix offsets.
 	* testsuite/29_atomics/atomic/operators/51811.cc: New.
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic/cons/49445.cc b/libstdc++-v3/testsuite/29_atomics/atomic/cons/49445.cc
new file mode 100644
index 0000000..569df4a
--- /dev/null
+++ b/libstdc++-v3/testsuite/29_atomics/atomic/cons/49445.cc
@@ -0,0 +1,42 @@
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2012 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 <atomic>
+
+enum class tacos : int
+{
+  cancun = 4,
+  el_loco = 5,
+  sabor = 6,
+  papalote = 9,
+  licious = 44,
+  jarritos = 55
+};
+
+// should minimally compile and link
+int main()
+{
+  std::atomic<float> af(0.0f);
+  float non_af = af;
+  
+  std::atomic<tacos> ae(tacos::sabor);
+  tacos non_ae = ae;
+
+  return 0;
+}