| 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 | // XFAIL: availability-synchronization_library-missing |
| 12 | |
| 13 | // [[nodiscard]] stop_token get_token() const noexcept; |
| 14 | // [[nodiscard]] bool stop_possible() const noexcept; |
| 15 | // [[nodiscard]] bool stop_requested() const noexcept; |
| 16 | // [[nodiscard]] friend bool operator==(const stop_source& lhs, const stop_source& rhs) noexcept; |
| 17 | |
| 18 | #include <stop_token> |
| 19 | |
| 20 | void test() { |
| 21 | std::stop_source ss; |
| 22 | ss.get_token(); // expected-warning {{ignoring return value of function}} |
| 23 | ss.stop_requested(); // expected-warning {{ignoring return value of function}} |
| 24 | ss.stop_possible(); // expected-warning {{ignoring return value of function}} |
| 25 | operator==(ss, ss); // expected-warning {{ignoring return value of function}} |
| 26 | } |
| 27 | |