llvm-project/libcxx/test/std/thread/thread.barrier/arrive_and_drop.pass.cpp

45 lines
1.3 KiB
C++

//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// UNSUPPORTED: libcpp-has-no-threads
// UNSUPPORTED: c++03, c++11
// This test requires the dylib support introduced in D68480,
// which hasn't shipped yet.
// XFAIL: use_system_cxx_lib && x86_64-apple
// XFAIL: use_system_cxx_lib && x86_64-apple-macosx10.15
// XFAIL: use_system_cxx_lib && x86_64-apple-macosx10.14
// XFAIL: use_system_cxx_lib && x86_64-apple-macosx10.13
// XFAIL: use_system_cxx_lib && x86_64-apple-macosx10.12
// XFAIL: use_system_cxx_lib && x86_64-apple-macosx10.11
// XFAIL: use_system_cxx_lib && x86_64-apple-macosx10.10
// XFAIL: use_system_cxx_lib && x86_64-apple-macosx10.9
// <barrier>
#include <barrier>
#include <thread>
#include <cassert>
#include "make_test_thread.h"
#include "test_macros.h"
int main(int, char**)
{
std::barrier<> b(2);
std::thread t = support::make_test_thread([&](){
b.arrive_and_drop();
});
b.arrive_and_wait();
b.arrive_and_wait();
t.join();
return 0;
}