diff --git a/llvm/include/llvm/Support/MathExtras.h b/llvm/include/llvm/Support/MathExtras.h
index 37464911918d..b59f21b4998e 100644
--- a/llvm/include/llvm/Support/MathExtras.h
+++ b/llvm/include/llvm/Support/MathExtras.h
@@ -34,8 +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);
+unsigned char _BitScanReverse(unsigned long *_Index, unsigned long _Mask);
+unsigned char _BitScanReverse64(unsigned long *_Index, unsigned __int64 _Mask);
 }
 #endif