Mesa (master): swr: extern declaration for win32 intrinsics
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Mon Mar 15 13:26:42 UTC 2021
Module: Mesa
Branch: master
Commit: 31dbef02a06127ddf3365fe83f8ef04bf2362c2b
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=31dbef02a06127ddf3365fe83f8ef04bf2362c2b
Author: Michel Zou <xantares09 at hotmail.com>
Date: Wed Mar 10 21:19:20 2021 +0100
swr: extern declaration for win32 intrinsics
This fixes compilation on msvc because llvm redefines these too
Closes #4417
Reviewed-by: Jan Zielinski <jan.zielinski at intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9502>
---
src/gallium/drivers/swr/rasterizer/common/os.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/src/gallium/drivers/swr/rasterizer/common/os.h b/src/gallium/drivers/swr/rasterizer/common/os.h
index cc13936d8e9..b949625ae73 100644
--- a/src/gallium/drivers/swr/rasterizer/common/os.h
+++ b/src/gallium/drivers/swr/rasterizer/common/os.h
@@ -106,6 +106,7 @@ static inline void AlignedFree(void* p)
#endif
#if !defined(_WIN64)
+extern "C" {
inline unsigned char _BitScanForward64(unsigned long* Index, uint64_t Mask)
{
#ifdef __GNUC__
@@ -131,6 +132,7 @@ inline unsigned char _BitScanReverse64(unsigned long* Index, uint64_t Mask)
#endif
return (Mask != 0);
}
+}
#endif
#elif defined(__APPLE__) || defined(FORCE_LINUX) || defined(__linux__) || defined(__gnu_linux__)
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