Update X86TargetParser.cpp

Author: gmh5225

llvm/lib/TargetParser/X86TargetParser.cpp

@@ -627,16 +627,6 @@ void llvm::X86::getFeaturesForCPU(StringRef CPU,
   // be used with 64-bit mode.
   Bits &= ~Feature64BIT;
 
-  // [MSVC Compatibility]
-#ifdef _WIN32
-  // Matches Microsoft's default support.
-  Bits |= FeatureSSE3;
-  Bits |= FeatureSSE4_1;
-  Bits |= FeatureSSE4_2;
-  Bits |= FeatureINVPCID;
-  Bits |= FeatureRTM;
-#endif
-  
   // Add the string version of all set bits.
   for (unsigned i = 0; i != CPU_FEATURE_MAX; ++i)
     if (Bits[i] && !FeatureInfos[i].getName(NeedPlus).empty())