Logan Chien | df4f766 | 2019-09-04 16:45:23 -0700 | [diff] [blame] | 1 | /* ===-------- vadefs.h ---------------------------------------------------=== |
| 2 | * |
| 3 | * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | * See https://llvm.org/LICENSE.txt for license information. |
| 5 | * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | * |
| 7 | *===-----------------------------------------------------------------------=== |
| 8 | */ |
| 9 | |
| 10 | /* Only include this if we are aiming for MSVC compatibility. */ |
| 11 | #ifndef _MSC_VER |
| 12 | #include_next <vadefs.h> |
| 13 | #else |
| 14 | |
| 15 | #ifndef __clang_vadefs_h |
| 16 | #define __clang_vadefs_h |
| 17 | |
| 18 | #include_next <vadefs.h> |
| 19 | |
| 20 | /* Override macros from vadefs.h with definitions that work with Clang. */ |
| 21 | #ifdef _crt_va_start |
| 22 | #undef _crt_va_start |
| 23 | #define _crt_va_start(ap, param) __builtin_va_start(ap, param) |
| 24 | #endif |
| 25 | #ifdef _crt_va_end |
| 26 | #undef _crt_va_end |
| 27 | #define _crt_va_end(ap) __builtin_va_end(ap) |
| 28 | #endif |
| 29 | #ifdef _crt_va_arg |
| 30 | #undef _crt_va_arg |
| 31 | #define _crt_va_arg(ap, type) __builtin_va_arg(ap, type) |
| 32 | #endif |
| 33 | |
| 34 | /* VS 2015 switched to double underscore names, which is an improvement, but now |
| 35 | * we have to intercept those names too. |
| 36 | */ |
| 37 | #ifdef __crt_va_start |
| 38 | #undef __crt_va_start |
| 39 | #define __crt_va_start(ap, param) __builtin_va_start(ap, param) |
| 40 | #endif |
| 41 | #ifdef __crt_va_end |
| 42 | #undef __crt_va_end |
| 43 | #define __crt_va_end(ap) __builtin_va_end(ap) |
| 44 | #endif |
| 45 | #ifdef __crt_va_arg |
| 46 | #undef __crt_va_arg |
| 47 | #define __crt_va_arg(ap, type) __builtin_va_arg(ap, type) |
| 48 | #endif |
| 49 | |
| 50 | #endif |
| 51 | #endif |