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diff --git a/libstdc++-v3/testsuite/23_containers/unordered_multiset/requirements/cliterators.cc b/libstdc++-v3/testsuite/23_containers/unordered_multiset/requirements/cliterators.cc
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+++ b/libstdc++-v3/testsuite/23_containers/unordered_multiset/requirements/cliterators.cc
@@ -0,0 +1,53 @@
+// { dg-options "-std=gnu++0x" }
+
+// 2008-06-11  Paolo Carlini  <paolo.carlini@oracle.com>
+
+// Copyright (C) 2008 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 2, 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 COPYING.  If not, write to the Free
+// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+#include <unordered_set>
+#include <testsuite_hooks.h>
+
+// DR 691.
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+
+  typedef std::unordered_multiset<int> ums_type;
+  ums_type ums;
+  ums.insert(1);
+  VERIFY( ums.cbegin(0) == ums.begin(0) );
+  VERIFY( ums.cend(0) == ums.end(0) );
+  const ums_type::size_type bn = ums.bucket(1);
+  VERIFY( ums.cbegin(bn) != ums.cend(bn) );
+}
+
+int main()
+{
+  test01();
+  return 0;
+}