52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
/* ===-------- vadefs.h ---------------------------------------------------===
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*
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* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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* See https://llvm.org/LICENSE.txt for license information.
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* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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*
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*===-----------------------------------------------------------------------===
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*/
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/* Only include this if we are aiming for MSVC compatibility. */
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#ifndef _MSC_VER
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#include_next <vadefs.h>
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#else
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#ifndef __clang_vadefs_h
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#define __clang_vadefs_h
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#include_next <vadefs.h>
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/* Override macros from vadefs.h with definitions that work with Clang. */
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#ifdef _crt_va_start
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#undef _crt_va_start
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#define _crt_va_start(ap, param) __builtin_va_start(ap, param)
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#endif
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#ifdef _crt_va_end
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#undef _crt_va_end
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#define _crt_va_end(ap) __builtin_va_end(ap)
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#endif
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#ifdef _crt_va_arg
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#undef _crt_va_arg
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#define _crt_va_arg(ap, type) __builtin_va_arg(ap, type)
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#endif
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/* VS 2015 switched to double underscore names, which is an improvement, but now
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* we have to intercept those names too.
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*/
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#ifdef __crt_va_start
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#undef __crt_va_start
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#define __crt_va_start(ap, param) __builtin_va_start(ap, param)
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#endif
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#ifdef __crt_va_end
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#undef __crt_va_end
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#define __crt_va_end(ap) __builtin_va_end(ap)
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#endif
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#ifdef __crt_va_arg
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#undef __crt_va_arg
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#define __crt_va_arg(ap, type) __builtin_va_arg(ap, type)
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#endif
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#endif
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#endif
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