[Mlir-commits] [mlir] [mlir] Avoid rewriting unreachable blocks in the greedy driver (PR #225814)

[Matthias Springer]

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matthias-springer wrote:

>From reachability tracking perspective, does it matter if the block was erased? Intuitively, I thought the interesting piece of information is that the block is no longer in the region. Whether it was actually erased or just detached (and is now not part of any region), may not matter.



https://github.com/llvm/llvm-project/pull/225814