1 files changed, 66 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/20_util/allocator/51626.cc b/libstdc++-v3/testsuite/20_util/allocator/51626.cc
new file mode 100644
index 000000000..951aa18fe
--- /dev/null
+++ b/libstdc++-v3/testsuite/20_util/allocator/51626.cc
@@ -0,0 +1,66 @@
+// Copyright (C) 2011 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/>.
+
+// { dg-options "-std=gnu++0x" }
+
+#include <memory>
+#include <vector>
+#include <testsuite_hooks.h>
+
+int count = 0;
+
+template <class T>
+  struct allocator98 : std::allocator<T>
+  {
+    template <class U> struct rebind { typedef allocator98<U> other; };
+
+    allocator98() { }
+
+    template <class U> allocator98(const allocator98<U>&) { };
+
+    void construct(T* p, const T& val)
+    {
+      ++count;
+      std::allocator<T>::construct(p, val);
+    }
+  };
+
+template <class T>
+  struct allocator11 : std::allocator<T>
+  {
+    template <class U> struct rebind { typedef allocator11<U> other; };
+
+    allocator11() { }
+
+    template <class U> allocator11(const allocator11<U>&) { };
+
+    template<typename... Args>
+      void construct(T* p, Args&&... args)
+      {
+	++count;
+	std::allocator<T>::construct(p, std::forward<Args>(args)...);
+      }
+  };
+
+int main()
+{
+  std::vector< int, allocator98<int> > v98(1);
+  VERIFY( count == 0 );
+
+  std::vector< int, allocator11<int> > v11(1);
+  VERIFY( count == 1 );
+}