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- //===----------------------------------------------------------------------===//
- //
- // 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;
- // template <class Clock, class Duration>
- // unique_lock(shared_lock<mutex_type>&&,
- // const chrono::time_point<Clock, Duration>&);
- #define BOOST_THREAD_PROVIDES_SHARED_MUTEX_UPWARDS_CONVERSIONS
- #define BOOST_THREAD_PROVIDES_EXPLICIT_LOCK_CONVERSION
- #define BOOST_THREAD_PROVIDES_GENERIC_SHARED_MUTEX_ON_WIN
- #include <boost/thread/lock_types.hpp>
- #include <boost/thread/shared_mutex.hpp>
- #include <boost/detail/lightweight_test.hpp>
- boost::shared_mutex m;
- int main()
- {
- {
- boost::shared_lock<boost::shared_mutex> lk0(m);
- boost::unique_lock<boost::shared_mutex> lk( boost::move(lk0), boost::chrono::steady_clock::now()+boost::chrono::milliseconds(1));
- 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::shared_mutex>
- lk( boost::shared_lock<boost::shared_mutex>(m), boost::chrono::steady_clock::now()+boost::chrono::milliseconds(1));
- BOOST_TEST(lk.mutex() == &m);
- BOOST_TEST(lk.owns_lock() == true);
- }
- {
- boost::shared_lock<boost::shared_mutex> lk0(m, boost::defer_lock);
- boost::unique_lock<boost::shared_mutex> lk( boost::move(lk0), boost::chrono::steady_clock::now()+boost::chrono::milliseconds(1));
- BOOST_TEST(lk.mutex() == &m);
- BOOST_TEST(lk.owns_lock() == false);
- BOOST_TEST(lk0.mutex() == 0);
- BOOST_TEST(lk0.owns_lock() == false);
- }
- {
- boost::shared_lock<boost::shared_mutex> lk0(m, boost::defer_lock);
- lk0.release();
- boost::unique_lock<boost::shared_mutex> lk( boost::move(lk0), boost::chrono::steady_clock::now()+boost::chrono::milliseconds(1));
- 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();
- }
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