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20f5c5b912
Do not redefine the fallthrough macro when building with libcpp. Reviewed-by: Ryan Moeller <ryan@iXsystems.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Martin Matuska <mm@FreeBSD.org> Closes #12880
42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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#ifndef _SYS_FEATURE_TESTS_H
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#define _SYS_FEATURE_TESTS_H
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#define ____cacheline_aligned
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#define __NORETURN __attribute__((__noreturn__))
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#if !defined(fallthrough) && !defined(_LIBCPP_VERSION)
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#if defined(HAVE_IMPLICIT_FALLTHROUGH)
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#define fallthrough __attribute__((__fallthrough__))
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#else
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#define fallthrough ((void)0)
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#endif
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#endif
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#endif
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