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Diffstat (limited to 'src/gl/alloca.in.h')
-rw-r--r-- | src/gl/alloca.in.h | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/src/gl/alloca.in.h b/src/gl/alloca.in.h deleted file mode 100644 index 6a25ecdb7b..0000000000 --- a/src/gl/alloca.in.h +++ /dev/null @@ -1,65 +0,0 @@ -/* Memory allocation on the stack. - - Copyright (C) 1995, 1999, 2001-2004, 2006-2016 Free Software Foundation, - Inc. - - This program is free software; you can redistribute it and/or modify it - under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 3, or (at your option) - any later version. - - This program 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 - General Public License for more details. - - You should have received a copy of the GNU General Public - License along with this program; if not, see - <http://www.gnu.org/licenses/>. - */ - -/* Avoid using the symbol _ALLOCA_H here, as Bison assumes _ALLOCA_H - means there is a real alloca function. */ -#ifndef _GL_ALLOCA_H -#define _GL_ALLOCA_H - -/* alloca (N) returns a pointer to N bytes of memory - allocated on the stack, which will last until the function returns. - Use of alloca should be avoided: - - inside arguments of function calls - undefined behaviour, - - in inline functions - the allocation may actually last until the - calling function returns, - - for huge N (say, N >= 65536) - you never know how large (or small) - the stack is, and when the stack cannot fulfill the memory allocation - request, the program just crashes. - */ - -#ifndef alloca -# ifdef __GNUC__ -# define alloca __builtin_alloca -# elif defined _AIX -# define alloca __alloca -# elif defined _MSC_VER -# include <malloc.h> -# define alloca _alloca -# elif defined __DECC && defined __VMS -# define alloca __ALLOCA -# elif defined __TANDEM && defined _TNS_E_TARGET -# ifdef __cplusplus -extern "C" -# endif -void *_alloca (unsigned short); -# pragma intrinsic (_alloca) -# define alloca _alloca -# elif defined __MVS__ -# include <stdlib.h> -# else -# include <stddef.h> -# ifdef __cplusplus -extern "C" -# endif -void *alloca (size_t); -# endif -#endif - -#endif /* _GL_ALLOCA_H */ |