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diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/sbumpc/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/sbumpc/wchar_t/1.cc
new file mode 100644
index 00000000..5b0f9862
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/sbumpc/wchar_t/1.cc
@@ -0,0 +1,68 @@
+// 981208 bkoz test functionality of basic_stringbuf for char_type == wchar_t
+
+// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 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/>.
+
+#include <sstream>
+#include <testsuite_hooks.h>
+
+std::wstring str_01(L"mykonos. . . or what?");
+std::wstring str_02(L"paris, or sainte-maxime?");
+std::wstring str_03;
+std::wstringbuf strb_01(str_01);
+std::wstringbuf strb_02(str_02, std::ios_base::in);
+std::wstringbuf strb_03(str_03, std::ios_base::out);
+
+// test overloaded virtual functions
+void test04() 
+{
+  bool test __attribute__((unused)) = true;
+  std::streamoff  		strmof_1(-1), strmof_2;
+  typedef std::wstringbuf::int_type int_type;
+  typedef std::wstringbuf::traits_type traits_type;
+
+  // GET
+  strmof_1 = strb_01.in_avail();
+  strmof_2 = strb_02.in_avail();
+  strmof_1 = strb_03.in_avail(); 
+
+  // int_type sbumpc()
+  // if read_cur not avail, return uflow(), else return *read_cur & increment
+  int_type c1 = strb_01.sbumpc();
+  int_type c2 = strb_02.sbumpc();
+  VERIFY( c1 != c2 );
+  VERIFY( c1 == traits_type::to_int_type(str_01[0]) );
+  VERIFY( c2 == traits_type::to_int_type(str_02[0]) ); //should equal first letter at this point
+  int_type c3 = strb_01.sbumpc();
+  int_type c4 = strb_02.sbumpc();
+  VERIFY( c1 != c2 );
+  VERIFY( c1 != c3 );
+  VERIFY( c2 != c4 );
+  int_type c5 = strb_03.sbumpc();
+  VERIFY( c5 == traits_type::eof() );
+}
+
+int main()
+{
+  test04();
+  return 0;
+}
+
+
+
+// more candy!!!