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diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/sbumpc/char/1-out.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/sbumpc/char/1-out.cc
new file mode 100644
index 00000000..14235217
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/sbumpc/char/1-out.cc
@@ -0,0 +1,62 @@
+// 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/>.
+
+// 27.8.1.4 Overridden virtual functions
+
+#include <fstream>
+#include <testsuite_hooks.h>
+#include <testsuite_io.h>
+
+// @require@ %-*.tst %-*.txt
+// @diff@ %-*.tst %*.txt
+
+const char name_02[] = "tmp_sbumpc_1out.tst"; // empty file, need to create
+
+void test05() 
+{
+  using namespace std;
+  using namespace __gnu_test;
+  typedef filebuf::int_type 	int_type;
+  typedef filebuf::traits_type 	traits_type;
+
+  bool test __attribute__((unused)) = true;
+
+  // int_type sbumpc()
+  // if read_cur not avail returns uflow(), else return *read_cur & increment
+
+  // out
+  {
+    constraint_filebuf fb_02; 
+    fb_02.open(name_02, ios_base::out | ios_base::trunc);
+    VERIFY( !fb_02.write_position() );
+    VERIFY( !fb_02.read_position() );
+    int_type c2 = fb_02.sbumpc();
+    VERIFY( c2 == traits_type::eof() );
+    int_type c4 = fb_02.sbumpc();
+    VERIFY( c4 == traits_type::eof() );
+    VERIFY( !fb_02.write_position() );
+    VERIFY( !fb_02.read_position() );
+  }
+}
+
+int main() 
+{
+  test05();
+  return 0;
+}