[clang] [Clang] Do not treat Foo -> const Foo conversion sequences as perfect (PR #148613)

[Erich Keane via cfe-commits]

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@@ -5305,10 +5306,10 @@ TryReferenceInit(Sema &S, Expr *Init, QualType DeclType,
     // FIXME: As a speculative fix to a defect introduced by CWG2352, we rank
     // a reference binding that performs a non-top-level qualification
     // conversion as a qualification conversion, not as an identity conversion.
-    ICS.Standard.Third = (RefConv &
-                              Sema::ReferenceConversions::NestedQualification)
-                             ? ICK_Qualification
-                             : ICK_Identity;
+    ICS.Standard.Third =
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erichkeane wrote:

Unrelated change?

https://github.com/llvm/llvm-project/pull/148613