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: libcpp-has-no-threads 10 11 // <condition_variable> 12 13 // class condition_variable_any; 14 15 // ~condition_variable_any(); 16 17 #include <condition_variable> 18 #include <mutex> 19 #include <thread> 20 #include <cassert> 21 22 #include "make_test_thread.h" 23 #include "test_macros.h" 24 25 std::condition_variable_any* cv; 26 std::mutex m; 27 28 bool f_ready = false; 29 bool g_ready = false; 30 f()31void f() 32 { 33 m.lock(); 34 f_ready = true; 35 cv->notify_one(); 36 delete cv; 37 m.unlock(); 38 } 39 g()40void g() 41 { 42 m.lock(); 43 g_ready = true; 44 cv->notify_one(); 45 while (!f_ready) 46 cv->wait(m); 47 m.unlock(); 48 } 49 main(int,char **)50int main(int, char**) 51 { 52 cv = new std::condition_variable_any; 53 std::thread th2 = support::make_test_thread(g); 54 m.lock(); 55 while (!g_ready) 56 cv->wait(m); 57 m.unlock(); 58 std::thread th1 = support::make_test_thread(f); 59 th1.join(); 60 th2.join(); 61 62 return 0; 63 } 64