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diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/sputc/char/1-io.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/sputc/char/1-io.cc
new file mode 100644
index 00000000..f0e446c7
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/sputc/char/1-io.cc
@@ -0,0 +1,71 @@
+// 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
+
+// { dg-require-fileio "" }
+
+#include <fstream>
+#include <testsuite_hooks.h>
+#include <testsuite_io.h>
+
+// @require@ %-*.tst %-*.txt
+// @diff@ %-*.tst %*.txt
+
+const char name_01[] = "filebuf_virtuals-1.txt"; // file with data in it
+const char name_03[] = "tmp_sputc_1io.tst";
+
+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 			c1, c2;
+
+  // int_type sputc(char_type c)
+  // if out_cur not avail, return overflow(traits_type::to_int_type(c)) 
+  // else, stores c at out_cur,
+  // increments out_cur, and returns c as int_type
+
+  // in | out 1
+  {
+    constraint_filebuf fb_03; 
+    fb_03.open(name_03, ios_base::out | ios_base::in | ios_base::trunc);
+    VERIFY( !fb_03.write_position() );
+    VERIFY( !fb_03.read_position() );
+    c1 = fb_03.sputc('b'); 
+    VERIFY( c1 == 'b' );
+    c2 = fb_03.sputc('d'); 
+    VERIFY( c2 == 'd' );
+    for (int i = 50; i <= 90; ++i) 
+      c2 = fb_03.sputc(char(i));
+    VERIFY( fb_03.write_position() );
+    VERIFY( !fb_03.read_position() );
+  }
+}
+
+int main() 
+{
+  test05();
+  return 0;
+}