clang API Documentation

vadefs.h
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00001 /* ===-------- vadefs.h ---------------------------------------------------===
00002  *
00003  * Permission is hereby granted, free of charge, to any person obtaining a copy
00004  * of this software and associated documentation files (the "Software"), to deal
00005  * in the Software without restriction, including without limitation the rights
00006  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00007  * copies of the Software, and to permit persons to whom the Software is
00008  * furnished to do so, subject to the following conditions:
00009  *
00010  * The above copyright notice and this permission notice shall be included in
00011  * all copies or substantial portions of the Software.
00012  *
00013  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00014  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00015  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00016  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00017  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00018  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00019  * THE SOFTWARE.
00020  *
00021  *===-----------------------------------------------------------------------===
00022  */
00023 
00024 /* Only include this if we are aiming for MSVC compatibility. */
00025 #ifndef _MSC_VER
00026 #include_next <vadefs.h>
00027 #else
00028 
00029 #ifndef __clang_vadefs_h
00030 #define __clang_vadefs_h
00031 
00032 #include_next <vadefs.h>
00033 
00034 /* Override macros from vadefs.h with definitions that work with Clang. */
00035 #ifdef _crt_va_start
00036 #undef _crt_va_start
00037 #define _crt_va_start(ap, param) __builtin_va_start(ap, param)
00038 #endif
00039 #ifdef _crt_va_end
00040 #undef _crt_va_end
00041 #define _crt_va_end(ap)          __builtin_va_end(ap)
00042 #endif
00043 #ifdef _crt_va_arg
00044 #undef _crt_va_arg
00045 #define _crt_va_arg(ap, type)    __builtin_va_arg(ap, type)
00046 #endif
00047 
00048 #endif
00049 #endif