66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
/* ===-------- vadefs.h ---------------------------------------------------===
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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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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