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diff --git a/libstdc++-v3/testsuite/19_diagnostics/error_code/cons/1.cc b/libstdc++-v3/testsuite/19_diagnostics/error_code/cons/1.cc
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+++ b/libstdc++-v3/testsuite/19_diagnostics/error_code/cons/1.cc
@@ -0,0 +1,63 @@
+// { dg-options "-std=gnu++0x" }
+// 2007-08-22 Benjamin Kosnik  <bkoz@redhat.com>
+
+// Copyright (C) 2007 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 2, 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 COPYING.  If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+#include <system_error>
+#include <testsuite_hooks.h>
+
+namespace __gnu_test
+{
+  struct test_category : public std::error_category
+  { 
+    virtual std::posix_error::posix_errno 
+    posix(int __v) const
+    { return std::posix_error::posix_errno(__v); }
+
+    virtual const std::string& 
+    name() const 
+    { 
+      static std::string s("__gnu_test::test_category");
+      return s;
+    }
+  };
+}
+
+int main()
+{
+  bool test __attribute__((unused)) = true;
+
+  // 1
+  std::error_code e1;
+  VERIFY( e1.value() == 0 );
+  VERIFY( e1.category() == std::system_category );
+
+  // 2
+  const __gnu_test::test_category cat;
+  std::error_code e2(e1.value(), cat);
+  VERIFY( e2.value() == e1.value() );
+  VERIFY( e2.category() == cat );
+
+  // 3
+  std::error_code e3(std::posix_error::operation_not_supported);
+  VERIFY( e3.value() == int(std::posix_error::operation_not_supported) );
+  VERIFY( e3.category() == std::system_category );
+
+  return 0;
+}