[clang] [BoundsSafety][Sema] Allow counted_by and counted_by_or_null on pointers where the pointee type is incomplete but potentially completable (PR #106321)

[Dan Liew via cfe-commits]

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@@ -3862,6 +3878,27 @@ CountAttributedType::CountAttributedType(
     DeclSlot[i] = CoupledDecls[i];
 }
 
+StringRef CountAttributedType::GetAttributeName(bool WithMacroPrefix) const {
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delcypher wrote:

I've filed #113585 to track fixing the properly. I don't think we can fix this until we also fix #113582

https://github.com/llvm/llvm-project/pull/106321