[Mlir-commits] [mlir] [MLIR] Prevent invalid IR from being passed outside of RemoveDeadValues (PR #121079)

[Andrzej Warzyński]

https://github.com/banach-space approved this pull request.

LGTM, thank you for improving this, that's much appreciated!

I've left a few minor comments - please address them before merging. 

Also, mindful of the holiday season, please wait a couple of days before landing this - just in case folks returning from their breaks want to scan this as well. 

https://github.com/llvm/llvm-project/pull/121079