Typo correction: _int64 -> __int64.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@191592 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Headers/Intrin.h

@@ -363,7 +363,7 @@ void *_InterlockedCompareExchangePointer_np(void *volatile *_Destination,
                                             void *_Exchange, void *_Comparand);
 long _InterlockedOr_np(long volatile *_Value, long _Mask);
 short _InterlockedOr16_np(short volatile *_Value, short _Mask);
-__int64 _InterlockedOr64_np(__int64 volatile *_Value, _int64 _Mask);
+__int64 _InterlockedOr64_np(__int64 volatile *_Value, __int64 _Mask);
 char _InterlockedOr8_np(char volatile *_Value, char _Mask);
 long _InterlockedXor_np(long volatile *_Value, long _Mask);
 short _InterlockedXor16_np(short volatile *_Value, short _Mask);