| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++03, c++11, c++14, c++17 |
| |
| #include <atomic> |
| #include <type_traits> |
| |
| #include "test_macros.h" |
| |
| template <typename T> |
| constexpr bool test() { |
| [[maybe_unused]] constexpr T a; |
| static_assert(std::is_nothrow_constructible_v<T>); |
| ASSERT_NOEXCEPT(T{}); |
| return true; |
| } |
| |
| struct throwing { |
| throwing() {} |
| }; |
| |
| struct trivial { |
| int a; |
| }; |
| |
| void test() { |
| static_assert(test<std::atomic<bool>>()); |
| static_assert(test<std::atomic<int>>()); |
| static_assert(test<std::atomic<int*>>()); |
| static_assert(test<std::atomic<trivial>>()); |
| static_assert(test<std::atomic_flag>()); |
| |
| static_assert(!std::is_nothrow_constructible_v<std::atomic<throwing>>); |
| ASSERT_NOT_NOEXCEPT(std::atomic<throwing>{}); |
| } |