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[ceph.git] / ceph / src / boost / libs / thread / test / sync / futures / shared_future / copy_assign_pass.cpp
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7c673cae
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1//===----------------------------------------------------------------------===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// Copyright (C) 2011 Vicente J. Botet Escriba
11//
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)
14
15// <boost/thread/future.hpp>
16
17// class shared_future<R>
18
19// shared_future& operator=(const shared_future&);
20
21
22#define BOOST_THREAD_VERSION 3
23#include <boost/thread/future.hpp>
24#include <boost/detail/lightweight_test.hpp>
25
26int main()
27{
28 {
29 typedef int T;
30 boost::promise<T> p;
31 boost::shared_future<T> f0((p.get_future()));
32 boost::shared_future<T> f;
33 f = f0;
34 BOOST_TEST(f0.valid());
35 BOOST_TEST(f.valid());
36
37 }
38 {
39 typedef int T;
40 boost::shared_future<T> f0;
41 boost::shared_future<T> f;
42 f = f0;
43 BOOST_TEST(!f0.valid());
44 BOOST_TEST(!f.valid());
45 }
46 {
47 typedef int& T;
48 boost::promise<T> p;
49 boost::shared_future<T> f0((p.get_future()));
50 boost::shared_future<T> f;
51 f = f0;
52 BOOST_TEST(f0.valid());
53 BOOST_TEST(f.valid());
54 }
55 {
56 typedef int& T;
57 boost::shared_future<T> f0;
58 boost::shared_future<T> f;
59 f = f0;
60 BOOST_TEST(!f0.valid());
61 BOOST_TEST(!f.valid());
62 }
63 {
64 typedef void T;
65 boost::promise<T> p;
66 boost::shared_future<T> f0((p.get_future()));
67 boost::shared_future<T> f;
68 f = f0;
69 BOOST_TEST(f0.valid());
70 BOOST_TEST(f.valid());
71 }
72 {
73 typedef void T;
74 boost::shared_future<T> f0;
75 boost::shared_future<T> f;
76 f = f0;
77 BOOST_TEST(!f0.valid());
78 BOOST_TEST(!f.valid());
79 }
80
81 return boost::report_errors();
82}
83
84//#include "../../../remove_error_code_unused_warning.hpp"
85