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(); 20 21 #define BOOST_THREAD_VERSION 3 22 23 #include <boost/thread/future.hpp> 24 #include <boost/detail/lightweight_test.hpp> 25 main()26int main() 27 { 28 29 { 30 boost::shared_future<int> f; 31 BOOST_TEST(!f.valid()); 32 } 33 { 34 boost::shared_future<int&> f; 35 BOOST_TEST(!f.valid()); 36 } 37 { 38 boost::shared_future<void> f; 39 BOOST_TEST(!f.valid()); 40 } 41 42 43 return boost::report_errors(); 44 } 45 46