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diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/1.cc
new file mode 100644
index 00000000..e91d151f
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/1.cc
@@ -0,0 +1,57 @@
+// 1999-10-14 bkoz
+
+// Copyright (C) 1999, 2001, 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/>.
+
+
+// 27.6.1.1.2 class basic_istream::sentry
+
+#include <istream>
+#include <sstream>
+#include <testsuite_hooks.h>
+
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+  const char* lit01 = "stereolab on the bolsinga tip";
+  const std::string str01(lit01);
+
+  std::stringbuf strbuf01;
+  std::stringbuf strbuf02(str01);
+  std::istream istr01(&strbuf01);
+  std::istream istr02(&strbuf02);
+  
+  // test negatives
+  std::istream::sentry sentry01(istr01);	
+  VERIFY( bool(sentry01) == false ); 
+
+  std::istream::sentry sentry02(istr01, true);
+  VERIFY( bool(sentry02) == false ); 
+
+  // positive tests
+  std::istream::sentry sentry03(istr02);	
+  VERIFY( bool(sentry03) == true ); 
+
+  std::istream::sentry sentry04(istr02, true);
+  VERIFY( bool(sentry04) == true ); 
+}
+
+int main() 
+{
+  test01();
+  return 0;
+}