| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| |
| // using value_type = floating-point-type; |
| // using difference_type = value_type; |
| // The atomic floating-point specializations are standard-layout structs. They each have a trivial destructor. |
| |
| #include <atomic> |
| #include <type_traits> |
| |
| template <class T> |
| void test() { |
| static_assert(std::is_same_v<typename std::atomic<T>::value_type, T>); |
| static_assert(std::is_same_v<typename std::atomic<T>::difference_type, T>); |
| static_assert(std::is_standard_layout_v<std::atomic<T>>); |
| static_assert(std::is_trivially_destructible_v<std::atomic<T>>); |
| } |
| |
| template void test<float>(); |
| template void test<double>(); |
| template void test<long double>(); |