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/* A substitute for ISO C11 <stdalign.h>.
Copyright 2011-2025 Free Software Foundation, Inc.
This file is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
This file is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
/* Written by Paul Eggert and Bruno Haible. */
/* Define two obsolescent C11 macros, assuming alignas and alignof are
either keywords or alignasof-defined macros. */
#ifndef _@GUARD_PREFIX@_STDALIGN_H
#if __GNUC__ >= 3
@PRAGMA_SYSTEM_HEADER@
#endif
@PRAGMA_COLUMNS@
/* We need to include the system's <stdalign.h> when it exists, because it might
define 'alignof' as a macro when it's not a keyword or compiler built-in. */
#if @HAVE_STDALIGN_H@
/* The include_next requires a split double-inclusion guard. */
# @INCLUDE_NEXT@ @NEXT_STDALIGN_H@
#endif
#ifndef _@GUARD_PREFIX@_STDALIGN_H
#define _@GUARD_PREFIX@_STDALIGN_H
#if (defined alignas \
|| (defined __STDC_VERSION__ && 202311 <= __STDC_VERSION__) \
|| (defined __cplusplus && (201103 <= __cplusplus || defined _MSC_VER)))
# define __alignas_is_defined 1
#endif
#define __alignof_is_defined 1
#endif /* _@GUARD_PREFIX@_STDALIGN_H */
#endif /* _@GUARD_PREFIX@_STDALIGN_H */
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