1*7330f729Sjoerg /* ===-------- vadefs.h ---------------------------------------------------=== 2*7330f729Sjoerg * 3*7330f729Sjoerg * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*7330f729Sjoerg * See https://llvm.org/LICENSE.txt for license information. 5*7330f729Sjoerg * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*7330f729Sjoerg * 7*7330f729Sjoerg *===-----------------------------------------------------------------------=== 8*7330f729Sjoerg */ 9*7330f729Sjoerg 10*7330f729Sjoerg /* Only include this if we are aiming for MSVC compatibility. */ 11*7330f729Sjoerg #ifndef _MSC_VER 12*7330f729Sjoerg #include_next <vadefs.h> 13*7330f729Sjoerg #else 14*7330f729Sjoerg 15*7330f729Sjoerg #ifndef __clang_vadefs_h 16*7330f729Sjoerg #define __clang_vadefs_h 17*7330f729Sjoerg 18*7330f729Sjoerg #include_next <vadefs.h> 19*7330f729Sjoerg 20*7330f729Sjoerg /* Override macros from vadefs.h with definitions that work with Clang. */ 21*7330f729Sjoerg #ifdef _crt_va_start 22*7330f729Sjoerg #undef _crt_va_start 23*7330f729Sjoerg #define _crt_va_start(ap, param) __builtin_va_start(ap, param) 24*7330f729Sjoerg #endif 25*7330f729Sjoerg #ifdef _crt_va_end 26*7330f729Sjoerg #undef _crt_va_end 27*7330f729Sjoerg #define _crt_va_end(ap) __builtin_va_end(ap) 28*7330f729Sjoerg #endif 29*7330f729Sjoerg #ifdef _crt_va_arg 30*7330f729Sjoerg #undef _crt_va_arg 31*7330f729Sjoerg #define _crt_va_arg(ap, type) __builtin_va_arg(ap, type) 32*7330f729Sjoerg #endif 33*7330f729Sjoerg 34*7330f729Sjoerg /* VS 2015 switched to double underscore names, which is an improvement, but now 35*7330f729Sjoerg * we have to intercept those names too. 36*7330f729Sjoerg */ 37*7330f729Sjoerg #ifdef __crt_va_start 38*7330f729Sjoerg #undef __crt_va_start 39*7330f729Sjoerg #define __crt_va_start(ap, param) __builtin_va_start(ap, param) 40*7330f729Sjoerg #endif 41*7330f729Sjoerg #ifdef __crt_va_end 42*7330f729Sjoerg #undef __crt_va_end 43*7330f729Sjoerg #define __crt_va_end(ap) __builtin_va_end(ap) 44*7330f729Sjoerg #endif 45*7330f729Sjoerg #ifdef __crt_va_arg 46*7330f729Sjoerg #undef __crt_va_arg 47*7330f729Sjoerg #define __crt_va_arg(ap, type) __builtin_va_arg(ap, type) 48*7330f729Sjoerg #endif 49*7330f729Sjoerg 50*7330f729Sjoerg #endif 51*7330f729Sjoerg #endif 52