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diff --git a/libstdc++-v3/testsuite/27_io/basic_iostream/requirements/base_classes.cc b/libstdc++-v3/testsuite/27_io/basic_iostream/requirements/base_classes.cc
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index 00000000000..63fffa58f4e
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+++ b/libstdc++-v3/testsuite/27_io/basic_iostream/requirements/base_classes.cc
@@ -0,0 +1,49 @@
+// { dg-do compile }
+// 2003-03-26 B enjamin Kosnik  <bkoz@redhat.com>
+
+// Copyright (C) 2003 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+// 27.8.1.1 - Template class basic_filebuf 
+
+#include <iostream>
+#include <sstream>
+
+void test01()
+{
+  // Check for required base class.
+  typedef std::iostream test_type;
+  typedef std::istream base_type1;
+  typedef std::ostream base_type2;
+
+  std::stringbuf buf;
+  const test_type& obj = *new test_type(&buf);
+  const base_type1* base1 __attribute__((unused)) = &obj;
+  const base_type2* base2 __attribute__((unused)) = &obj;
+}
+
+// more surf!!!
+
+
+
+
+
+
+
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+