| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // UNSUPPORTED: no-threads |
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| 10 | // UNSUPPORTED: libcpp-has-no-experimental-stop_token |
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| 11 | // UNSUPPORTED: c++03, c++11, c++14, c++17 |
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| 12 | // XFAIL: availability-synchronization_library-missing |
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| 13 | |
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| 14 | // [[nodiscard]] bool stop_requested() const noexcept; |
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| 15 | // [[nodiscard]] bool stop_possible() const noexcept; |
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| 16 | // [[nodiscard]] friend bool operator==(const stop_token& lhs, const stop_token& rhs) noexcept; |
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| 17 | |
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| 18 | #include <stop_token> |
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| 19 | |
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| 20 | void test() { |
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| 21 | std::stop_token st; |
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| 22 | st.stop_requested(); // expected-warning {{ignoring return value of function}} |
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| 23 | st.stop_possible(); // expected-warning {{ignoring return value of function}} |
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| 24 | operator==(st, st); // expected-warning {{ignoring return value of function}} |
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| 25 | } |
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| 26 | |
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