tornavis/source/blender/blenlib/BLI_alloca.h

24 lines
592 B
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once
/** \file
* \ingroup bli
*
* Defines alloca and utility macro BLI_array_alloca
*/
/* BLI_array_alloca / alloca */
#include <stdlib.h>
#if defined(__GNUC__) || defined(__clang__)
# if defined(__cplusplus) && (__cplusplus > 199711L)
# define BLI_array_alloca(arr, realsize) (decltype(arr))alloca(sizeof(*arr) * (realsize))
# else
# define BLI_array_alloca(arr, realsize) (typeof(arr))alloca(sizeof(*arr) * (realsize))
# endif
#else
# define BLI_array_alloca(arr, realsize) alloca(sizeof(*arr) * (realsize))
#endif