[clang] [Clang] Bugfixes and improved support for `AttributedType`s in lambdas (PR #85325)

[via cfe-commits]

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@@ -13830,61 +13820,27 @@ TreeTransform<Derived>::TransformLambdaExpr(LambdaExpr *E) {
     getSema().AddTemplateParametersToLambdaCallOperator(NewCallOperator, Class,
                                                         TPL);
 
-  // Transform the type of the original lambda's call operator.
-  // The transformation MUST be done in the CurrentInstantiationScope since
-  // it introduces a mapping of the original to the newly created
-  // transformed parameters.
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Sirraide wrote:

I think we could yeah, but it should probably be moved somewhere else (probably into `TemplateInstantiator::TransformFunctionProtoType`) because this code here doesn’t have to care about that anymore after this refactor.

https://github.com/llvm/llvm-project/pull/85325