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Also forward declare BitScanReverse. 

With the removal of intrin.h in an earlier patch, the intrinsics
that we were actually using were manually re-declared, however
several of them were missed leading to compilation failures with
MSVC.  Fix those.

llvm-svn: 335427
This commit is contained in:
Zachary Turner 2018-06-24 01:48:25 +00:00
parent 8c17d5921d
commit aa202f03f7
1 changed files with 2 additions and 0 deletions
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2
llvm/include/llvm/Support/MathExtras.h
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@ -34,6 +34,8 @@
extern "C" {
unsigned char _BitScanForward(unsigned long *_Index, unsigned long _Mask);
unsigned char _BitScanForward64(unsigned long *_Index, unsigned __int64 _Mask);
unsigned char _BitScanReverse(unsigned long * _Index, unsigned long _Mask);
unsigned char _BitScanReverse64(unsigned long * _Index, unsigned __int64 _Mask);
}
#endif