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 main()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 86