20 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8//9// UNSUPPORTED: no-threads10// UNSUPPORTED: c++03, c++11, c++14, c++1711 12// <semaphore>13 14#include <semaphore>15 16void not_positive() {17 std::counting_semaphore<-1> s(2); // expected-error-re@*:* {{static assertion failed{{.*}}The least maximum value must be a positive number}}18 (void)s;19}20