6c535c69ee
* ginclude/varargs.h: Replace with stub which issues #error. * ginclude/stdarg.h: __builtin_stdarg_start is renamed __builtin_va_start. * builtins.def (BUILT_IN_VARARGS_START): Delete. (BUILT_IN_VA_START): New. * builtins.c (expand_builtin_va_start): Eliminate first argument and code to implement pre-ISO varargs. (std_expand_builtin_va_start): Ignore first argument; it is always 1. (expand_builtin): Handle BUILT_IN_VA_START and BUILT_IN_STDARG_START identically. Delete BUILT_IN_VARARGS_START case. * function.c (assign_parms): Delete hide_last_arg and all its uses. (mark_varargs): Delete function. * function.h (struct function): Delete 'varargs' bit. (current_function_varargs): Delete macro. * tree.h: Don't declare mark_varargs. * c-decl.c (c_function_varargs, c_mark_varargs): Delete. (c_expand_body): Don't call mark_varargs. * c-objc-common.c: Handle BUILT_IN_VA_START and BUILT_IN_STDARG_START identically. Delete BUILT_IN_VARARGS_START case. * c-tree.h: Don't declare c_mark_varargs. * c-parse.in: Remove grammar rules for '&...' (which has been commented out since before 2.7.2) and for '...' in K+R argument declarations. * builtins.c, function.c, integrate.c, sibcall.c, config/alpha/unicosmk.h, config/arc/arc.c, config/arc/arc.h, config/avr/avr.c, config/cris/cris.c, config/fr30/fr30.c, config/i960/i960.c, config/i960/i960.md, config/m32r/m32r.c, config/m32r/m32r.h, config/m88k/m88k.c, config/m88k/m88k.h, config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h, config/mn10300/mn10300.c, config/pa/som.h, config/s390/s390.c, config/sh/sh.c, config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.c: Delete all references to current_function_varargs, and code predicated on that flag. * config/alpha/alpha.c (alpha_va_start), config/arc/arc.c (arc_va_start), config/i386/i386.c (ix86_va_start), config/mips/mips.c (mips_va_start), config/mn10300/mn10300.c (mn10300_va_start), config/rs6000/rs6000.c (rs6000_va_start), config/s390/s390.c (s390_va_start), config/sh/sh.c (sh_va_start), Ignore first argument; it is always 1. * config/c4x/c4x-protos.h, config/c4x/c4x.c: Delete c4x_va_start. * config/ia64/ia64-protos.h, config/ia64/ia64.c: Delete ia64_va_start. * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c: Delete m68hc11_va_start. * config/c4x/c4x.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h: No need to define EXPAND_BUILTIN_VA_START. * doc/invoke.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi: Remove references to GCC-provided <varargs.h>. testsuite: * c-torture/execute/991216-3.c, c-torture/execute/strct-varg-1.c, c-torture/execute/va-arg-7.c, c-torture/execute/va-arg-8.c, c-torture/execute/va-arg-15.c, c-torture/execute/va-arg-16.c, c-torture/execute/va-arg-17.c, c-torture/execute/va-arg-19.c: Convert to use <stdarg.h>. * c-torture/execute/va-arg-3.c, c-torture/execute/va-arg-3.x: Delete. * gcc.dg/va-arg-2.c: New. * lib/gcc.exp, lib/objc.exp: Remove code to set -DNO_VARARGS. From-SVN: r55472
134 lines
4.2 KiB
C
134 lines
4.2 KiB
C
/* Copyright (C) 1989, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
|
|
|
|
This file is part of GNU CC.
|
|
|
|
GNU CC 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 2, or (at your option)
|
|
any later version.
|
|
|
|
GNU CC 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 GNU CC; see the file COPYING. If not, write to
|
|
the Free Software Foundation, 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
/* As a special exception, if you include this header file into source
|
|
files compiled by GCC, this header file does not by itself cause
|
|
the resulting executable to be covered by the GNU General Public
|
|
License. This exception does not however invalidate any other
|
|
reasons why the executable file might be covered by the GNU General
|
|
Public License. */
|
|
|
|
/*
|
|
* ISO C Standard: 7.15 Variable arguments <stdarg.h>
|
|
*/
|
|
|
|
#ifndef _STDARG_H
|
|
#ifndef _ANSI_STDARG_H_
|
|
#ifndef __need___va_list
|
|
#define _STDARG_H
|
|
#define _ANSI_STDARG_H_
|
|
#endif /* not __need___va_list */
|
|
#undef __need___va_list
|
|
|
|
/* Define __gnuc_va_list. */
|
|
|
|
#ifndef __GNUC_VA_LIST
|
|
#define __GNUC_VA_LIST
|
|
typedef __builtin_va_list __gnuc_va_list;
|
|
#endif
|
|
|
|
/* Define the standard macros for the user,
|
|
if this invocation was from the user program. */
|
|
#ifdef _STDARG_H
|
|
|
|
#define va_start(v,l) __builtin_va_start(v,l)
|
|
#define va_end(v) __builtin_va_end(v)
|
|
#define va_arg(v,l) __builtin_va_arg(v,l)
|
|
#if !defined(__STRICT_ANSI__) || __STDC_VERSION__ + 0 >= 199900L
|
|
#define va_copy(d,s) __builtin_va_copy(d,s)
|
|
#endif
|
|
#define __va_copy(d,s) __builtin_va_copy(d,s)
|
|
|
|
/* Define va_list, if desired, from __gnuc_va_list. */
|
|
/* We deliberately do not define va_list when called from
|
|
stdio.h, because ANSI C says that stdio.h is not supposed to define
|
|
va_list. stdio.h needs to have access to that data type,
|
|
but must not use that name. It should use the name __gnuc_va_list,
|
|
which is safe because it is reserved for the implementation. */
|
|
|
|
#ifdef _HIDDEN_VA_LIST /* On OSF1, this means varargs.h is "half-loaded". */
|
|
#undef _VA_LIST
|
|
#endif
|
|
|
|
#ifdef _BSD_VA_LIST
|
|
#undef _BSD_VA_LIST
|
|
#endif
|
|
|
|
#if defined(__svr4__) || (defined(_SCO_DS) && !defined(__VA_LIST))
|
|
/* SVR4.2 uses _VA_LIST for an internal alias for va_list,
|
|
so we must avoid testing it and setting it here.
|
|
SVR4 uses _VA_LIST as a flag in stdarg.h, but we should
|
|
have no conflict with that. */
|
|
#ifndef _VA_LIST_
|
|
#define _VA_LIST_
|
|
#ifdef __i860__
|
|
#ifndef _VA_LIST
|
|
#define _VA_LIST va_list
|
|
#endif
|
|
#endif /* __i860__ */
|
|
typedef __gnuc_va_list va_list;
|
|
#ifdef _SCO_DS
|
|
#define __VA_LIST
|
|
#endif
|
|
#endif /* _VA_LIST_ */
|
|
#else /* not __svr4__ || _SCO_DS */
|
|
|
|
/* The macro _VA_LIST_ is the same thing used by this file in Ultrix.
|
|
But on BSD NET2 we must not test or define or undef it.
|
|
(Note that the comments in NET 2's ansi.h
|
|
are incorrect for _VA_LIST_--see stdio.h!) */
|
|
#if !defined (_VA_LIST_) || defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) || defined (__FreeBSD__) || defined(WINNT)
|
|
/* The macro _VA_LIST_DEFINED is used in Windows NT 3.5 */
|
|
#ifndef _VA_LIST_DEFINED
|
|
/* The macro _VA_LIST is used in SCO Unix 3.2. */
|
|
#ifndef _VA_LIST
|
|
/* The macro _VA_LIST_T_H is used in the Bull dpx2 */
|
|
#ifndef _VA_LIST_T_H
|
|
/* The macro __va_list__ is used by BeOS. */
|
|
#ifndef __va_list__
|
|
typedef __gnuc_va_list va_list;
|
|
#endif /* not __va_list__ */
|
|
#endif /* not _VA_LIST_T_H */
|
|
#endif /* not _VA_LIST */
|
|
#endif /* not _VA_LIST_DEFINED */
|
|
#if !(defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) || defined (__FreeBSD__))
|
|
#define _VA_LIST_
|
|
#endif
|
|
#ifndef _VA_LIST
|
|
#define _VA_LIST
|
|
#endif
|
|
#ifndef _VA_LIST_DEFINED
|
|
#define _VA_LIST_DEFINED
|
|
#endif
|
|
#ifndef _VA_LIST_T_H
|
|
#define _VA_LIST_T_H
|
|
#endif
|
|
#ifndef __va_list__
|
|
#define __va_list__
|
|
#endif
|
|
|
|
#endif /* not _VA_LIST_, except on certain systems */
|
|
|
|
#endif /* not __svr4__ */
|
|
|
|
#endif /* _STDARG_H */
|
|
|
|
#endif /* not _ANSI_STDARG_H_ */
|
|
#endif /* not _STDARG_H */
|