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diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/2.cc
new file mode 100644
index 00000000..a1d05d72
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/2.cc
@@ -0,0 +1,58 @@
+// 2001-05-21 Benjamin Kosnik  <bkoz@redhat.com>
+
+// Copyright (C) 2001, 2002, 2003, 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/>.
+
+// 27.7.1.3 Overridden virtual functions
+
+#include <sstream>
+#include <testsuite_hooks.h>
+
+void test02(std::stringbuf& in, bool pass)
+{
+  bool test __attribute__((unused)) = true;
+  using namespace std;
+  typedef streambuf::pos_type pos_type;
+  typedef streambuf::off_type off_type;
+  pos_type bad = pos_type(off_type(-1));
+  pos_type p = 0;
+
+  // seekoff
+  p = in.pubseekoff(0, ios_base::beg, ios_base::in);
+  if (pass)
+    VERIFY( p != bad );
+
+  p = in.pubseekoff(0, ios_base::beg, ios_base::out); 
+  VERIFY( p == bad );
+
+  p = in.pubseekoff(0, ios_base::beg); 
+  VERIFY( p == bad );
+}
+
+int main() 
+{
+  using namespace std;
+
+  // movie star, submarine scientist!
+  stringbuf in1("Hedy Lamarr", ios_base::in);
+  stringbuf in2(ios_base::in);
+  stringbuf in3("", ios_base::in);
+  test02(in1, true);
+  test02(in2, false);
+  test02(in3, false);
+  return 0;
+}