[llvm] llvm: honor VFABI mappings without builtin suppression (PR #193884)

[Graham Hunter via llvm-commits]

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@@ -534,7 +534,11 @@ VFParamKind VFABI::getVFParamKindFromString(const StringRef Token) {
 
 void VFABI::getVectorVariantNames(
     const CallInst &CI, SmallVectorImpl<std::string> &VariantMappings) {
-  const StringRef S = CI.getFnAttr(VFABI::MappingsAttrName).getValueAsString();
+  StringRef S = CI.getFnAttr(VFABI::MappingsAttrName).getValueAsString();
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huntergr-arm wrote:

What if both the call instruction and called function have mappings? Should we combine them?

https://github.com/llvm/llvm-project/pull/193884