rocksdb/port/lang.h

17 lines
536 B
C

// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
#pragma once
#ifndef FALLTHROUGH_INTENDED
#if defined(__clang__)
#define FALLTHROUGH_INTENDED [[clang::fallthrough]]
#elif defined(__GNUC__) && __GNUC__ >= 7
#define FALLTHROUGH_INTENDED [[gnu::fallthrough]]
#else
#define FALLTHROUGH_INTENDED do {} while (0)
#endif
#endif