[PATCH] D24680: Jump threading: avoid trying to split edge into landingpad block (PR27840)

[Hans Wennborg via llvm-commits]

hans added a reviewer: iteratee.
hans added a comment.

Ping?

Also +Kyle, who I think has looked at jump threading recently.

While I agree there's a bigger problem with SplitEdge failing, I'd like to commit this fix as the transformation this code is trying to do clearly won't work for landingpads, and users are getting crashes on this in the wild.


https://reviews.llvm.org/D24680