attributes.h
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attributes.h
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	// Copyright (c) 2009-2010 Satoshi Nakamoto
	// Copyright (c) 2009-2018 The Bitcoin Core developers
	// Distributed under the MIT software license, see the accompanying
	// file COPYING or http://www.opensource.org/licenses/mit-license.php.

	#ifndef BITCOIN_ATTRIBUTES_H
	#define BITCOIN_ATTRIBUTES_H

	#if defined(__has_cpp_attribute)
	#if __has_cpp_attribute(nodiscard)
	#define NODISCARD [[nodiscard]]
	#endif
	#endif
	#ifndef NODISCARD
	#if defined(_MSC_VER) && _MSC_VER >= 1700
	#define NODISCARD _Check_return_
	#else
	#define NODISCARD __attribute__((warn_unused_result))
	#endif
	#endif

	#endif // BITCOIN_ATTRIBUTES_H