[PATCH] D42247: [Dominators] Fix some edge cases for PostDomTree updating

[Dave Green via Phabricator via llvm-commits]

dmgreen updated this revision to Diff 130581.
dmgreen added a comment.

Thanks. Nice idea.

I've updated the tests. I managed to manually simplify the longest one a bit too.


https://reviews.llvm.org/D42247

Files:
  include/llvm/Support/GenericDomTreeConstruction.h
  unittests/IR/DominatorTreeBatchUpdatesTest.cpp

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