[PATCH] D38960: [Local] Fix a bug in the domtree update logic for MergeBasicBlockIntoOnlyPred.

[Balaram Makam via Phabricator via llvm-commits]

bmakam added a comment.

In https://reviews.llvm.org/D38960#899142, @kuhar wrote:

> Thanks for adding the comment.
>
> The testcase seems really long and it's not obvious why what it tries to exercise -- have you tried reducing it with bugpoint to something shorter and easier to reason about?


Sorry for the long testcase, but this untitest was extracted after using bugpoint to reduce the lit test in test/Transforms/CodeGenPrepare/2008-11-24-RAUW-Self.ll. Is there a way to reduce a unittest using bugpoint?


https://reviews.llvm.org/D38960