[Mlir-commits] [mlir] [mlir][Transforms] Fix crash in `CFGToSCF` when conversion fails (PR #173590)

[NohHyeon Kwon]

swote-git wrote:

Thanks for your review @ftynse! I'm using claude, I'll make it clear in the description.

https://github.com/llvm/llvm-project/pull/173590