| 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 joinable() const noexcept; |
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| 15 | // [[nodiscard]] id get_id() const noexcept; |
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| 16 | // [[nodiscard]] native_handle_type native_handle(); |
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| 17 | // [[nodiscard]] stop_source get_stop_source() noexcept; |
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| 18 | // [[nodiscard]] stop_token get_stop_token() const noexcept; |
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| 19 | // [[nodiscard]] static unsigned int hardware_concurrency() noexcept; |
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| 20 | |
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| 21 | #include <thread> |
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| 22 | |
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| 23 | void test() { |
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| 24 | std::jthread jt; |
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| 25 | jt.joinable(); // expected-warning {{ignoring return value of function}} |
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| 26 | jt.get_id(); // expected-warning {{ignoring return value of function}} |
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| 27 | jt.native_handle(); // expected-warning {{ignoring return value of function}} |
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| 28 | jt.get_stop_source(); // expected-warning {{ignoring return value of function}} |
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| 29 | jt.get_stop_token(); // expected-warning {{ignoring return value of function}} |
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| 30 | jt.hardware_concurrency(); // expected-warning {{ignoring return value of function}} |
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| 31 | } |
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| 32 | |
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