[clang] [Clang][RFC] Bypass TAD during overload resolution if a perfect match exists (PR #133426)

[via cfe-commits]

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@@ -979,6 +995,20 @@ class Sema;
       return false;
     }
 
+    bool isPerfectMatch(const ASTContext &Ctx) const {
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cor3ntin wrote:

Does the comment help?
The intent is to mirror an "exact match". 
I hope we can eventually add standard wording references when we get them.

https://github.com/llvm/llvm-project/pull/133426