forked from OSchip/llvm-project
41 lines
1008 B
C++
41 lines
1008 B
C++
//===-- thread_inferior.cpp -------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include <atomic>
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#include <chrono>
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#include <string>
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#include <thread>
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#include <vector>
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int main(int argc, char* argv[]) {
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int thread_count = 2;
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if (argc > 1) {
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thread_count = std::stoi(argv[1], nullptr, 10);
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}
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std::atomic<bool> delay(true);
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std::vector<std::thread> threads;
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for (int i = 0; i < thread_count; i++) {
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threads.push_back(std::thread([&delay] {
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while (delay.load())
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std::this_thread::sleep_for(std::chrono::seconds(1));
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}));
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}
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// Cause a break.
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volatile char *p = nullptr;
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*p = 'a';
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delay.store(false);
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for (std::thread& t : threads) {
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t.join();
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}
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return 0;
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}
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