1 files changed, 64 insertions, 0 deletions
diff --git a/libs/thread/test/sync/mutual_exclusion/locks/unique_lock/cons/move_ctor_upgrade_lock_try_pass.cpp b/libs/thread/test/sync/mutual_exclusion/locks/unique_lock/cons/move_ctor_upgrade_lock_try_pass.cpp
new file mode 100644
index 0000000000..e1fa9fc4d7
--- /dev/null
+++ b/libs/thread/test/sync/mutual_exclusion/locks/unique_lock/cons/move_ctor_upgrade_lock_try_pass.cpp
@@ -0,0 +1,64 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// Copyright (C) 2011 Vicente J. Botet Escriba
+//
+//  Distributed under the Boost Software License, Version 1.0. (See accompanying
+//  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+// <boost/thread/locks.hpp>
+
+// template <class Mutex> class unique_lock;
+
+// unique_lock(upgrade_lock&& u, try_to_lock);
+
+#define BOOST_THREAD_PROVIDES_GENERIC_SHARED_MUTEX_ON_WIN
+
+#include <boost/thread/locks.hpp>
+#include <boost/thread/shared_mutex.hpp>
+#include <boost/detail/lightweight_test.hpp>
+
+boost::upgrade_mutex m;
+
+int main()
+{
+  {
+  boost::upgrade_lock<boost::upgrade_mutex> lk0(m);
+  boost::unique_lock<boost::upgrade_mutex> lk(boost::move(lk0), boost::try_to_lock );
+  BOOST_TEST(lk.mutex() == &m);
+  BOOST_TEST(lk.owns_lock() == true);
+  BOOST_TEST(lk0.mutex() == 0);
+  BOOST_TEST(lk0.owns_lock() == false);
+  }
+  {
+  boost::unique_lock<boost::upgrade_mutex> lk(boost::upgrade_lock<boost::upgrade_mutex>(m), boost::try_to_lock);
+  BOOST_TEST(lk.mutex() == &m);
+  BOOST_TEST(lk.owns_lock() == true);
+  }
+  {
+  boost::upgrade_lock<boost::upgrade_mutex> lk0(m, boost::defer_lock);
+  boost::unique_lock<boost::upgrade_mutex> lk(boost::move(lk0), boost::try_to_lock);
+  BOOST_TEST(lk.mutex() == &m);
+  BOOST_TEST(lk.owns_lock() == false);
+  BOOST_TEST(lk0.mutex() == 0);
+  BOOST_TEST(lk0.owns_lock() == false);
+  }
+  {
+  boost::upgrade_lock<boost::upgrade_mutex> lk0(m, boost::defer_lock);
+  lk0.release();
+  boost::unique_lock<boost::upgrade_mutex> lk(boost::move(lk0), boost::try_to_lock);
+  BOOST_TEST(lk.mutex() == 0);
+  BOOST_TEST(lk.owns_lock() == false);
+  BOOST_TEST(lk0.mutex() == 0);
+  BOOST_TEST(lk0.owns_lock() == false);
+  }
+
+  return boost::report_errors();
+}
+