85be0b8c65
upstream commit 0604154e006e88e9e7f82d8ee5fd076bda206613
52 lines
1.7 KiB
C
Vendored
52 lines
1.7 KiB
C
Vendored
/*===---- stdarg.h - Variable argument handling ----------------------------===
|
|
*
|
|
* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
* See https://llvm.org/LICENSE.txt for license information.
|
|
* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
*
|
|
*===-----------------------------------------------------------------------===
|
|
*/
|
|
|
|
#ifndef __STDARG_H
|
|
|
|
#ifndef __GNUC_VA_LIST
|
|
#define __GNUC_VA_LIST
|
|
typedef __builtin_va_list __gnuc_va_list;
|
|
#endif
|
|
|
|
#ifdef __need___va_list
|
|
#undef __need___va_list
|
|
#else
|
|
#define __STDARG_H
|
|
#ifndef _VA_LIST
|
|
typedef __builtin_va_list va_list;
|
|
#define _VA_LIST
|
|
#endif
|
|
|
|
/* FIXME: This is using the placeholder dates Clang produces for these macros
|
|
in C2x mode; switch to the correct values once they've been published. */
|
|
#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202000L
|
|
/* C2x does not require the second parameter for va_start. */
|
|
#define va_start(ap, ...) __builtin_va_start(ap, 0)
|
|
#else
|
|
/* Versions before C2x do require the second parameter. */
|
|
#define va_start(ap, param) __builtin_va_start(ap, param)
|
|
#endif
|
|
#define va_end(ap) __builtin_va_end(ap)
|
|
#define va_arg(ap, type) __builtin_va_arg(ap, type)
|
|
|
|
/* GCC always defines __va_copy, but does not define va_copy unless in c99 mode
|
|
* or -ansi is not specified, since it was not part of C90.
|
|
*/
|
|
#define __va_copy(d,s) __builtin_va_copy(d,s)
|
|
|
|
#if (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) || \
|
|
(defined(__cplusplus) && __cplusplus >= 201103L) || \
|
|
!defined(__STRICT_ANSI__)
|
|
#define va_copy(dest, src) __builtin_va_copy(dest, src)
|
|
#endif
|
|
|
|
#endif /* __STDARG_H */
|
|
|
|
#endif /* not __STDARG_H */
|