[PATCH] D42231: [Dominators] Visit affected node candidates found at different root levels

[Jakub Kuderski via Phabricator via llvm-commits]

kuhar updated this revision to Diff 130550.
kuhar edited the summary of this revision.
kuhar removed a subscriber: kuba.
kuhar added a comment.

Apply cosmetic fixes and add Brian's testcase.

The  `ddt-crash3.l`l testcase makes sure we don't go into an infinite loop during visitation, while `ddt-crash4.ll` is more complicated and exercises the full crash reported in  PR35969 .


Repository:
  rL LLVM

https://reviews.llvm.org/D42231

Files:
  include/llvm/Support/GenericDomTreeConstruction.h
  test/Transforms/JumpThreading/ddt-crash3.ll
  test/Transforms/JumpThreading/ddt-crash4.ll
  unittests/IR/DominatorTreeTest.cpp

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