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
10
11// <condition_variable>
12
13// class condition_variable;
14
15// ~condition_variable();
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
25std::condition_variable* cv;
26std::mutex m;
27typedef std::unique_lock<std::mutex> Lock;
28
29bool f_ready = false;
30bool g_ready = false;
31
32void f()
33{
34 Lock lk(m);
35 f_ready = true;
36 cv->notify_one();
37 delete cv;
38}
39
40void g()
41{
42 Lock lk(m);
43 g_ready = true;
44 cv->notify_one();
45 while (!f_ready)
46 cv->wait(lock&: lk);
47}
48
49int main(int, char**)
50{
51 cv = new std::condition_variable;
52 std::thread th2 = support::make_test_thread(g);
53 Lock lk(m);
54 while (!g_ready)
55 cv->wait(lock&: lk);
56 lk.unlock();
57 std::thread th1 = support::make_test_thread(f);
58 th1.join();
59 th2.join();
60
61 return 0;
62}
63

source code of libcxx/test/std/thread/thread.condition/thread.condition.condvar/destructor.pass.cpp