Index: llvm-toolchain-snapshot_19~++20240220124703+f122268c0441/llvm/lib/TargetParser/X86TargetParser.cpp
===================================================================
--- llvm-toolchain-snapshot_19~++20240220124703+f122268c0441.orig/llvm/lib/TargetParser/X86TargetParser.cpp
+++ llvm-toolchain-snapshot_19~++20240220124703+f122268c0441/llvm/lib/TargetParser/X86TargetParser.cpp
@@ -59,7 +59,7 @@ constexpr FeatureBitset FeaturesPentium2
 constexpr FeatureBitset FeaturesPentium3 = FeaturesPentium2 | FeatureSSE;
 
 // Pentium 4 CPUs
-constexpr FeatureBitset FeaturesPentium4 = FeaturesPentium3 | FeatureSSE2;
+constexpr FeatureBitset FeaturesPentium4 = FeaturesPentium3;
 constexpr FeatureBitset FeaturesPrescott = FeaturesPentium4 | FeatureSSE3;
 constexpr FeatureBitset FeaturesNocona =
     FeaturesPrescott | Feature64BIT | FeatureCMPXCHG16B;