Function swap_relaxed

concurrentqueue.h:523–528

	
	template<typename T>
	static inline void swap_relaxed(std::atomic<T>& left, std::atomic<T>& right)
	{
		T temp = left.load(std::memory_order_relaxed);
		left.store(right.load(std::memory_order_relaxed), std::memory_order_relaxed);
		right.store(temp, std::memory_order_relaxed);
	}
	
	template<typename T>
	static inline T const& nomove(T const& x)