[Mlir-commits] [mlir] [mlir] Avoid segfault in 'MoveBlockRewrite' rollback (PR #178148)

[Lukas Sommer]

sommerlukas wrote:

For context, this pattern of rewrites and rollback is isolated from a bug originally reported to the IREE project: https://github.com/iree-org/iree/issues/22964

https://github.com/llvm/llvm-project/pull/178148