[ceph.git] / ceph / src / boost / libs / filesystem / config / has_cxx20_atomic_ref.cpp

//  Copyright 2021 Andrey Semashev

//  Distributed under the Boost Software License, Version 1.0.
//  See http://www.boost.org/LICENSE_1_0.txt

//  See library home page at http://www.boost.org/libs/filesystem

#include <atomic>

typedef void func_t();

int main()
{
    func_t* func = 0;
    std::atomic_ref< func_t* > ref(func);
    ref.load(std::memory_order_relaxed);
    ref.store((func_t*)0, std::memory_order_relaxed);
    return 0;
}
Commit	Line	Data
1e59de90 TL	1	// Copyright 2021 Andrey Semashev
	2
	3	// Distributed under the Boost Software License, Version 1.0.
	4	// See http://www.boost.org/LICENSE_1_0.txt
	5
	6	// See library home page at http://www.boost.org/libs/filesystem
	7
	8	#include <atomic>
	9
	10	typedef void func_t();
	11
	12	int main()
	13	{
	14	func_t* func = 0;
	15	std::atomic_ref< func_t* > ref(func);
	16	ref.load(std::memory_order_relaxed);
	17	ref.store((func_t*)0, std::memory_order_relaxed);
	18	return 0;
	19	}