--- /dev/null
+// { dg-do compile }
+// { dg-options "-std=gnu++0x" }
+// { dg-require-cstdint "" }
+// { dg-require-gthreads "" }
+
+// Copyright (C) 2008, 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/>.
+
+#include <mutex>
+
+void test01()
+{
+ typedef std::mutex mutext_t;
+ typedef std::recursive_mutex rmutext_t;
+
+ typedef std::defer_lock_t dl_t;
+ typedef std::try_to_lock_t ttl_t;
+ typedef std::adopt_lock_t al_t;
+
+ using std::defer_lock;
+ using std::try_to_lock;
+ using std::adopt_lock;
+
+ typedef std::lock_error error_t;
+
+ typedef std::once_flag once_t;
+}