zfs/lib/libspl/include/sys/feature_tests.h

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef _SYS_FEATURE_TESTS_H
#define	_SYS_FEATURE_TESTS_H

#define	____cacheline_aligned
#define	__NORETURN		__attribute__((__noreturn__))

#if !defined(zfs_fallthrough) && !defined(_LIBCPP_VERSION)
#if defined(HAVE_IMPLICIT_FALLTHROUGH)
#define	zfs_fallthrough		__attribute__((__fallthrough__))
#else
#define	zfs_fallthrough		((void)0)
#endif
#endif

#endif