blob: 3ec8ed25c97659982bc108a2b494735a27e71281 [file] [log] [blame]
//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// <atomic>
// template <class T>
// struct atomic
// {
// bool is_lock_free() const volatile noexcept;
// bool is_lock_free() const noexcept;
// void store(T desr, memory_order m = memory_order_seq_cst) volatile noexcept;
// void store(T desr, memory_order m = memory_order_seq_cst) noexcept;
// T load(memory_order m = memory_order_seq_cst) const volatile noexcept;
// T load(memory_order m = memory_order_seq_cst) const noexcept;
// operator T() const volatile noexcept;
// operator T() const noexcept;
// T exchange(T desr, memory_order m = memory_order_seq_cst) volatile noexcept;
// T exchange(T desr, memory_order m = memory_order_seq_cst) noexcept;
// bool compare_exchange_weak(T& expc, T desr,
// memory_order s, memory_order f) volatile noexcept;
// bool compare_exchange_weak(T& expc, T desr, memory_order s, memory_order f) noexcept;
// bool compare_exchange_strong(T& expc, T desr,
// memory_order s, memory_order f) volatile noexcept;
// bool compare_exchange_strong(T& expc, T desr,
// memory_order s, memory_order f) noexcept;
// bool compare_exchange_weak(T& expc, T desr,
// memory_order m = memory_order_seq_cst) volatile noexcept;
// bool compare_exchange_weak(T& expc, T desr,
// memory_order m = memory_order_seq_cst) noexcept;
// bool compare_exchange_strong(T& expc, T desr,
// memory_order m = memory_order_seq_cst) volatile noexcept;
// bool compare_exchange_strong(T& expc, T desr,
// memory_order m = memory_order_seq_cst) noexcept;
//
// atomic() noexcept = default;
// constexpr atomic(T desr) noexcept;
// atomic(const atomic&) = delete;
// atomic& operator=(const atomic&) = delete;
// atomic& operator=(const atomic&) volatile = delete;
// T operator=(T) volatile noexcept;
// T operator=(T) noexcept;
// };
#include <atomic>
#include <new>
#include <cassert>
#include <thread> // for thread_id
#include <chrono> // for nanoseconds
struct NotTriviallyCopyable {
NotTriviallyCopyable ( int i ) : i_(i) {}
NotTriviallyCopyable ( const NotTriviallyCopyable &rhs) : i_(rhs.i_) {}
int i_;
};
template <class T, class >
void test ( T t ) {
std::atomic<T> t0(t);
}
int main(int, char**)
{
test(NotTriviallyCopyable(42));
return 0;
}