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// UNSUPPORTED: c++03, c++11, c++14, c++17
11
12// <semaphore>
13
14#include <cstddef>
15#include <semaphore>
16
17int main(int, char**)
18{
19 static_assert(std::counting_semaphore<>::max() >= 1, "");
20 static_assert(std::counting_semaphore<1>::max() >= 1, "");
21 static_assert(std::counting_semaphore<std::numeric_limits<int>::max()>::max() >= std::numeric_limits<int>::max(), "");
22 static_assert(std::counting_semaphore<std::numeric_limits<std::ptrdiff_t>::max()>::max() == std::numeric_limits<ptrdiff_t>::max(), "");
23 return 0;
24}
25

source code of libcxx/test/std/thread/thread.semaphore/max.pass.cpp