| 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 | // <atomic> |
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| 10 | |
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| 11 | // template <class T> |
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| 12 | // struct atomic; |
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| 13 | |
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| 14 | // Make sure atomic<TriviallyCopyable> can be instantiated. |
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| 15 | |
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| 16 | #include <atomic> |
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| 17 | #include <new> |
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| 18 | #include <cassert> |
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| 19 | #include <chrono> // for nanoseconds |
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| 20 | |
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| 21 | #include "test_macros.h" |
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| 22 | |
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| 23 | #ifndef TEST_HAS_NO_THREADS |
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| 24 | # include <thread> // for thread_id |
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| 25 | #endif |
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| 26 | |
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| 27 | struct TriviallyCopyable { |
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| 28 | explicit TriviallyCopyable(int i) : i_(i) { } |
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| 29 | int i_; |
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| 30 | }; |
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| 31 | |
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| 32 | template <class T> |
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| 33 | void test(T t) { |
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| 34 | std::atomic<T> t0(t); |
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| 35 | } |
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| 36 | |
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| 37 | int main(int, char**) { |
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| 38 | test(t: TriviallyCopyable(42)); |
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| 39 | test(t: std::chrono::nanoseconds(2)); |
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| 40 | #ifndef TEST_HAS_NO_THREADS |
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| 41 | test(t: std::this_thread::get_id()); |
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| 42 | #endif |
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| 43 | |
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| 44 | return 0; |
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| 45 | } |
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| 46 | |
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