[clang] [Clang] Remove preprocessor guards and global feature checks for NEON (PR #95224)

[Maciej Gabka via cfe-commits]

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@@ -8086,23 +8086,21 @@ static void HandleNeonVectorTypeAttr(QualType &CurType, const ParsedAttr &Attr,
 
   // Target must have NEON (or MVE, whose vectors are similar enough
   // not to need a separate attribute)
-  if (!(S.Context.getTargetInfo().hasFeature("neon") ||
-        S.Context.getTargetInfo().hasFeature("mve") ||
-        S.Context.getTargetInfo().hasFeature("sve") ||
-        S.Context.getTargetInfo().hasFeature("sme") ||
+  if (!(S.Context.getTargetInfo().hasFeature("mve") ||
         IsTargetCUDAAndHostARM) &&
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mgabka wrote:

I am suggesting that in that patch we removed error emission when targeting GPU, since now we are restricting error emission to M class processors, I think the extra handling for GPUS can be removed.

https://github.com/llvm/llvm-project/pull/95224