llvm-6502/include/llvm/Config/alloca.h
Anton Korobeynikov 8568507623 Use C-style comments :)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48705 91177308-0d34-0410-b5e6-96231b3b80d8
2008-03-23 13:44:17 +00:00

51 lines
1.2 KiB
C

/*
* The LLVM Compiler Infrastructure
*
* This file is distributed under the University of Illinois Open Source
* License. See LICENSE.TXT for details.
*
******************************************************************************
*
* Description:
* This header file includes the infamous alloc.h header file if the
* autoconf system has found it. It hides all of the autoconf details
* from the rest of the application source code.
*/
#ifndef _CONFIG_ALLOC_H
#define _CONFIG_ALLOC_H
#include "llvm/Config/config.h"
/*
* This is a modified version of that suggested by the Autoconf manual.
* 1) The #pragma is indented so that pre-ANSI C compilers ignore it.
* 2) If alloca.h cannot be found, then try stdlib.h. Some platforms
* (notably FreeBSD) defined alloca() there.
*/
#ifdef _MSC_VER
#include <malloc.h>
#define alloca _alloca
#elif defined(HAVE_ALLOCA_H)
#include <alloca.h>
#elif defined(__MINGW32__) && defined(HAVE_MALLOC_H)
#include <malloc.h>
#elif !defined(__GNUC__)
# ifdef _AIX
# pragma alloca
# else
# ifndef alloca
char * alloca ();
# endif
# endif
#else
# ifdef HAVE_STDLIB_H
# include <stdlib.h>
# else
# error "The function alloca() is required but not found!"
# endif
#endif
#endif