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Add atomic test to check copy ctor state and modify atomic/atomic_ref…
… ctor to match specification
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.upstream-tests/test/std/atomics/atomics.types.generic/atomic_copyable.pass.cpp
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//===----------------------------------------------------------------------===// | ||
// | ||
// 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: libcpp-has-no-threads, pre-sm-60 | ||
// UNSUPPORTED: windows && pre-sm-70 | ||
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// NOTE: atomic<> of a TriviallyCopyable class is wrongly rejected by older | ||
// clang versions. It was fixed right before the llvm 3.5 release. See PR18097. | ||
// XFAIL: apple-clang-6.0, clang-3.4, clang-3.3 | ||
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// <cuda/std/atomic> | ||
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#include <cuda/std/atomic> | ||
#include <cuda/std/cassert> | ||
// #include <cuda/std/thread> // for thread_id | ||
// #include <cuda/std/chrono> // for nanoseconds | ||
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#include "test_macros.h" | ||
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template <class T> | ||
__host__ __device__ | ||
void test_not_copy_constructible() { | ||
static_assert(!cuda::std::is_copy_constructible<T>(), ""); | ||
} | ||
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template <class T> | ||
__host__ __device__ | ||
void test_copy_constructible() { | ||
static_assert(cuda::std::is_copy_constructible<T>(), ""); | ||
} | ||
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template <class T, class A> | ||
__host__ __device__ | ||
void test_atomic_ref_copy_ctor() { | ||
A val = 0; | ||
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T t0(val); | ||
T t1(val); | ||
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t0++; | ||
t1++; | ||
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assert(t1.load() == 2); | ||
} | ||
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int main(int, char**) | ||
{ | ||
test_not_copy_constructible<cuda::std::atomic<int>>(); | ||
test_not_copy_constructible<cuda::atomic<int>>(); | ||
test_not_copy_constructible<const cuda::std::atomic<int>>(); | ||
test_not_copy_constructible<const cuda::atomic<int>>(); | ||
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test_copy_constructible<cuda::std::atomic_ref<int>>(); | ||
test_copy_constructible<cuda::atomic_ref<int>>(); | ||
test_copy_constructible<const cuda::std::atomic_ref<int>>(); | ||
test_copy_constructible<const cuda::atomic_ref<int>>(); | ||
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test_atomic_ref_copy_ctor<cuda::std::atomic_ref<int>, int>(); | ||
test_atomic_ref_copy_ctor<cuda::atomic_ref<int>, int>(); | ||
test_atomic_ref_copy_ctor<const cuda::std::atomic_ref<int>, int>(); | ||
test_atomic_ref_copy_ctor<const cuda::atomic_ref<int>, int>(); | ||
// test(cuda::std::this_thread::get_id()); | ||
// test(cuda::std::chrono::nanoseconds(2)); | ||
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return 0; | ||
} |
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