[clang] [Clang][Sema] Fix the lambda call expression inside of a type alias declaration (PR #82310)

[via cfe-commits]

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@@ -13905,6 +13911,31 @@ TreeTransform<Derived>::TransformLambdaExpr(LambdaExpr *E) {
                                     /*IsInstantiation*/ true);
   SavedContext.pop();
 
+  // Recompute the dependency of the lambda so that we can defer the lambda call
+  // construction until after we have sufficient template arguments. For
+  // example, template <class> struct S {
+  //   template <class U>
+  //   using Type = decltype([](U){}(42.0));
+  // };
+  // void foo() {
+  //   using T = S<int>::Type<float>;
+  //             ^~~~~~
+  // }
+  // We would end up here from instantiating the S<int> as we're ensuring the
+  // completeness. That would make us transform the lambda call expression
+  // despite the fact that we don't see the argument for U yet. We have a
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cor3ntin wrote:

```suggestion
  // We would end up here from instantiating S<int> when ensuring its
  // completeness. That would make us transform the lambda call expression
  // despite the fact that we don't have a corresponding argument for U yet. We have a
```

https://github.com/llvm/llvm-project/pull/82310