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diff --git a/libstdc++-v3/testsuite/25_algorithms/copy/deque_iterators/1.cc b/libstdc++-v3/testsuite/25_algorithms/copy/deque_iterators/1.cc
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+++ b/libstdc++-v3/testsuite/25_algorithms/copy/deque_iterators/1.cc
@@ -0,0 +1,51 @@
+// 2009-12-23  Paolo Carlini  <paolo.carlini@oracle.com>
+//
+// 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 <algorithm>
+#include <deque>
+#include <testsuite_hooks.h>
+
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+  using namespace std;
+
+  deque<long> data(200);
+  for (unsigned i = 0; i < data.size(); ++i)
+    data[i] = i;
+
+  const deque<long> data_1(data.size(), -1);
+
+  for (unsigned i = 0; i < data.size(); i += 2)
+    for (unsigned j = i; j <= data.size(); j += 3)
+      for (unsigned k = 0; k + (j - i) <= data.size(); k += 5)
+	{
+	  deque<long> d(data.size(), -1);
+	  copy(data.begin() + i, data.begin() + j, d.begin() + k);
+
+	  VERIFY( equal(data.begin() + i, data.begin() + j,
+			d.begin() + k) );
+	  VERIFY( equal(d.begin(), d.begin() + k, data_1.begin()) );
+	  VERIFY( equal(d.begin() + k + (j - i), d.end(), data_1.begin()) );
+	}
+}
+
+int main()
+{
+  test01();
+  return 0;
+}