42ba740aff
Implement the std::atomic_ref class template by reusing atomic_base_impl. Based on the work from https://reviews.llvm.org/D72240
38 lines
940 B
C++
38 lines
940 B
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++03, c++11, c++14, c++17
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// <atomic>
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// explicit atomic_ref(T&);
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#include <atomic>
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#include <type_traits>
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#include "atomic_helpers.h"
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#include "test_macros.h"
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template <typename T>
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struct TestCtor {
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void operator()() const {
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// check that the constructor is explicit
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static_assert(!std::is_convertible_v<T, std::atomic_ref<T>>);
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static_assert(std::is_constructible_v<std::atomic_ref<T>, T&>);
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T x(T(0));
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std::atomic_ref<T> a(x);
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(void)a;
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}
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};
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int main(int, char**) {
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TestEachAtomicType<TestCtor>()();
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return 0;
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}
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