Files
clang-p2996/libcxx/test/std/thread/thread.semaphore/ctor.verify.cpp
Edoardo Sanguineti 42a024fad9 [libc++] Add basic runtime assertions to <semaphore>
Adding assertions will aid users that have bugs or logic mistakes in
their code to receive error messages when debugging.

Differential Revision: https://reviews.llvm.org/D155399
2023-07-19 17:29:59 -04:00

20 lines
680 B
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: no-threads
// UNSUPPORTED: c++03, c++11, c++14, c++17
// <semaphore>
#include <semaphore>
void not_positive() {
std::counting_semaphore<-1> s(2); // expected-error-re@*:* {{{{(static_assert|static assertion)}} failed{{.*}}The least maximum value must be a positive number}}
(void)s;
}