[clang] [Sema] Fast-path simple plain auto deduction in DeduceAutoType (PR #188196)

[Younan Zhang via cfe-commits]

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@@ -5249,9 +5249,17 @@ Sema::DeduceAutoType(TypeLoc Type, Expr *Init, QualType &Result,
   // Deduce type of TemplParam in Func(Init)
   SmallVector<DeducedTemplateArgument, 1> Deduced;
   Deduced.resize(1);
-
   SmallVector<OriginalCallArg, 4> OriginalCallArgs;
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zyn0217 wrote:

Please avoid unnecessary changes

https://github.com/llvm/llvm-project/pull/188196