[llvm-branch-commits] [clang] release/19.x: [Clang] Instantiate Typedefs referenced by type alias deduction guides (#111804) (PR #112293)

[Erich Keane via llvm-branch-commits]

https://github.com/erichkeane approved this pull request.

Should be small enough, and I think it fixes a couple of nice pain points.

https://github.com/llvm/llvm-project/pull/112293