1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // UNSUPPORTED: no-threads, c++03 10 11 // <future> 12 13 // class promise<R> 14 15 // void promise::set_value_at_thread_exit(R&& r); 16 17 #include <future> 18 #include <memory> 19 #include <cassert> 20 21 #include "make_test_thread.h" 22 #include "test_macros.h" 23 func(std::promise<std::unique_ptr<int>> p)24void func(std::promise<std::unique_ptr<int>> p) 25 { 26 p.set_value_at_thread_exit(std::unique_ptr<int>(new int(5))); 27 } 28 main(int,char **)29int main(int, char**) 30 { 31 { 32 std::promise<std::unique_ptr<int>> p; 33 std::future<std::unique_ptr<int>> f = p.get_future(); 34 support::make_test_thread(func, std::move(p)).detach(); 35 assert(*f.get() == 5); 36 } 37 38 return 0; 39 } 40