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/future.hpp>
19 // swap(packaged_task<R>& x, packaged_task<R>& y);
21 #define BOOST_THREAD_VERSION 4
22 #if BOOST_THREAD_VERSION == 4
23 #define BOOST_THREAD_DETAIL_SIGNATURE double()
25 #define BOOST_THREAD_DETAIL_SIGNATURE double
28 #include <boost/thread/future.hpp>
29 #include <boost/detail/lightweight_test.hpp>
36 explicit A(long i
) : data_(i
) {}
38 long operator()() const {return data_
;}
39 long operator()(long i
, long j
) const {return data_
+ i
+ j
;}
45 boost::packaged_task
<BOOST_THREAD_DETAIL_SIGNATURE
> p0(A(5));
46 boost::packaged_task
<BOOST_THREAD_DETAIL_SIGNATURE
> p
;
48 BOOST_TEST(!p0
.valid());
49 BOOST_TEST(p
.valid());
50 boost::future
<double> f
= BOOST_THREAD_MAKE_RV_REF(p
.get_future());
53 BOOST_TEST(f
.get() == 5.0);
56 boost::packaged_task
<BOOST_THREAD_DETAIL_SIGNATURE
> p0
;
57 boost::packaged_task
<BOOST_THREAD_DETAIL_SIGNATURE
> p
;
59 BOOST_TEST(!p0
.valid());
60 BOOST_TEST(!p
.valid());