[clang] [clang][Diagnostic] Clarify error message for auto (PR #149781)

[Yanzuo Liu via cfe-commits]

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@@ -8454,24 +8454,37 @@ Sema::CheckTemplateDeclScope(Scope *S, TemplateParameterList *TemplateParams) {
   // C++ [temp.class.spec]p6: [P2096]
   //   A partial specialization may be declared in any scope in which the
   //   corresponding primary template may be defined.
+  auto FindTemplateParamsLoc = [](TemplateParameterList *TemplateParams,
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zwuis wrote:

Please move the declaration so that the comment above and the corresponding code are not separated.

https://github.com/llvm/llvm-project/pull/149781