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diff --git a/libstdc++-v3/testsuite/21_strings/basic_string/substr/char/1.cc b/libstdc++-v3/testsuite/21_strings/basic_string/substr/char/1.cc
new file mode 100644
index 00000000..8aecfdc8
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+++ b/libstdc++-v3/testsuite/21_strings/basic_string/substr/char/1.cc
@@ -0,0 +1,74 @@
+// 1999-06-10 bkoz
+
+// Copyright (C) 1999, 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/>.
+
+// 21.3.6.7 basic_string::substr
+
+#include <string>
+#include <stdexcept>
+#include <testsuite_hooks.h>
+
+bool test01(void)
+{
+  bool test __attribute__((unused)) = true;
+  typedef std::string::size_type csize_type;
+  typedef std::string::const_reference cref;
+  typedef std::string::reference ref;
+  csize_type csz01;
+
+  const char str_lit01[] = "rockaway, pacifica";
+  const std::string str01(str_lit01);
+  std::string str02;
+
+  // basic_string<charT, _Traits, _Alloc>
+  //  substr(size_type pos = 0, size_type n = npos) const;
+  csz01 = str01.size();
+  str02 = str01.substr(0, 1);
+  VERIFY( str02 == "r" );
+  str02 = str01.substr(10);
+  VERIFY( str02 == "pacifica" );
+
+  try {
+    str02 = str01.substr(csz01 + 1);
+    VERIFY( false ); 
+  }
+  catch(std::out_of_range& fail) {
+    VERIFY( true );
+  }
+  catch(...) {
+    VERIFY( false );
+  }
+
+ try {
+    str02 = str01.substr(csz01);
+    VERIFY( str02.size() == 0 );
+  }
+  catch(std::out_of_range& fail) {
+    VERIFY( false );
+  }
+  catch(...) {
+    VERIFY( false );
+  }
+  return test;
+}
+
+int main()
+{ 
+  test01();
+  return 0;
+}