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diff --git a/libstdc++-v3/testsuite/25_algorithms/unique_copy/2.cc b/libstdc++-v3/testsuite/25_algorithms/unique_copy/2.cc
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+++ b/libstdc++-v3/testsuite/25_algorithms/unique_copy/2.cc
@@ -0,0 +1,85 @@
+// Copyright (C) 2006, 2007, 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/>.
+
+// 25.2.8 [lib.alg.unique]
+
+#include <algorithm>
+#include <functional>
+#include <testsuite_hooks.h>
+#include <testsuite_iterators.h>
+
+using __gnu_test::test_container;
+using __gnu_test::forward_iterator_wrapper;
+using __gnu_test::output_iterator_wrapper;
+using std::unique_copy;
+using std::equal_to;
+
+typedef test_container<int, forward_iterator_wrapper> Fcontainer;
+typedef test_container<int, output_iterator_wrapper> Ocontainer;
+
+int array1[] = {0, 0, 0, 1, 1, 1};
+int array2[2];
+
+void
+test1()
+{
+  bool test __attribute__((unused)) = true;
+  Fcontainer con1(array1, array1);
+  Ocontainer con2(array2, array2);
+  VERIFY( unique_copy(con1.begin(), con1.end(), con2.begin()).ptr == array2 );
+}
+
+void
+test2()
+{
+  bool test __attribute__((unused)) = true;
+  Fcontainer con1(array1, array1 + 6);
+  Ocontainer con2(array2, array2 + 2);
+  VERIFY( unique_copy(con1.begin(), con1.end(), con2.begin()).ptr
+	  == array2 + 2 );
+  VERIFY( array2[0] == 0 && array2[1] == 1 );
+}
+
+void
+test3()
+{
+  bool test __attribute__((unused)) = true;
+  Fcontainer con1(array1, array1);
+  Ocontainer con2(array2, array2);
+  VERIFY( unique_copy(con1.begin(), con1.end(), con2.begin(),
+		      equal_to<int>()).ptr == array2 );
+}
+
+void
+test4()
+{
+  bool test __attribute__((unused)) = true;
+  Fcontainer con1(array1, array1 + 6);
+  Ocontainer con2(array2, array2 + 2);
+  VERIFY( unique_copy(con1.begin(), con1.end(), con2.begin(),
+		      equal_to<int>()).ptr == array2 + 2 );
+  VERIFY( array2[0] == 0 && array2[1] == 1 );
+}
+
+int 
+main()
+{
+  test1();
+  test2();
+  test3();
+  test4();
+}