| 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: c++03 |
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| 10 | // UNSUPPORTED: no-threads |
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| 11 | |
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| 12 | // <mutex> |
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| 13 | |
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| 14 | // struct defer_lock_t { explicit defer_lock_t() = default; }; |
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| 15 | // struct try_to_lock_t { explicit try_to_lock_t() = default; }; |
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| 16 | // struct adopt_lock_t { explicit adopt_lock_t() = default; }; |
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| 17 | |
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| 18 | // This test checks for https://wg21.link/LWG2510. |
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| 19 | |
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| 20 | #include <mutex> |
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| 21 | |
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| 22 | std::defer_lock_t f1() { return {}; } // expected-error 1 {{chosen constructor is explicit in copy-initialization}} |
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| 23 | std::try_to_lock_t f2() { return {}; } // expected-error 1 {{chosen constructor is explicit in copy-initialization}} |
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| 24 | std::adopt_lock_t f3() { return {}; } // expected-error 1 {{chosen constructor is explicit in copy-initialization}} |
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| 25 | |
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