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1 //===----------------------------------------------------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // Copyright (C) 2011 Vicente J. Botet Escriba
12 // Distributed under the Boost Software License, Version 1.0. (See accompanying
13 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
15 // <boost/thread/locks.hpp>
17 // template <class Mutex>
18 // void swap(upgrade_lock<Mutex>& x, upgrade_lock<Mutex>& y);
20 #include <boost/thread/lock_types.hpp>
21 #include <boost/detail/lightweight_test.hpp>
37 boost::upgrade_lock
<shared_mutex
> lk1(m
);
38 boost::upgrade_lock
<shared_mutex
> lk2
;
40 BOOST_TEST(lk1
.mutex() == 0);
41 BOOST_TEST(lk1
.owns_lock() == false);
42 BOOST_TEST(lk2
.mutex() == &m
);
43 BOOST_TEST(lk2
.owns_lock() == true);
45 return boost::report_errors();