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diff --git a/libstdc++-v3/testsuite/20_util/unique_ptr/specialized_algorithms/comparisons_array.cc b/libstdc++-v3/testsuite/20_util/unique_ptr/specialized_algorithms/comparisons_array.cc
new file mode 100644
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--- /dev/null
+++ b/libstdc++-v3/testsuite/20_util/unique_ptr/specialized_algorithms/comparisons_array.cc
@@ -0,0 +1,68 @@
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2008, 2009 Free Software Foundation
+//
+// 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/>.
+
+// 20.6.11 Template class unique_ptr [unique.ptr]
+
+#include <memory>
+#include <testsuite_hooks.h>
+
+struct A
+{
+  virtual ~A() { }
+};
+
+struct B : A
+{
+};
+
+// 20.6.11.5 unqiue_ptr specialized algorithms [unique.ptr.special]
+
+void
+test01()
+{
+  bool test __attribute__((unused)) = true;
+
+  std::unique_ptr<A[]> p1;
+  std::unique_ptr<A[]> p2;
+
+  VERIFY( p1 == p2 );
+  VERIFY( !(p1 != p2) );
+  VERIFY( !(p1 < p2) && !(p1 > p2) );
+}
+
+void
+test02()
+{
+  bool test __attribute__((unused)) = true;
+  
+  std::unique_ptr<A[]> p1;
+  std::unique_ptr<A[]> p2(new A[3]);
+
+  VERIFY( p1 != p2 );
+  VERIFY( !(p1 == p2) );
+  VERIFY( (p1 < p2) || (p1 > p2) );
+  VERIFY( ((p1 <= p2) && (p1 != p2)) || ((p1 >= p2) && (p1 != p2)) );
+}
+
+int main()
+{
+  test01();
+  test02();
+  return 0;
+}