[llvm] [SVE] Don't require lookup when demangling vector function mappings (PR #72260)

[Maciej Gabka via llvm-commits]

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@@ -66,24 +66,26 @@ ParseRet tryParseMask(StringRef &MangledName, bool &IsMasked) {
 /// vector length. On success, the `<vlen>` token is removed from
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mgabka wrote:

please adjust documentation of this function

https://github.com/llvm/llvm-project/pull/72260