[PATCH] D49738: [Dominators] Make RemoveUnreachableBlocks return false if the BasicBlock is already awaiting deletion

[Brian Rzycki via Phabricator via llvm-commits]

brzycki accepted this revision.
brzycki added a comment.

OK by me. Probably won't save much compile time but it is a bit cleaner to read.


https://reviews.llvm.org/D49738