[PATCH] D119571: [funcattrs] use DominatorTree to improve noreturn

[Nikita Popov via Phabricator via llvm-commits]

nikic added a reviewer: nikic.
nikic added a comment.

Yes, you'd want to fetch the DominatorTree from the FunctionAnalysisManager. Though as you're only interested in reachability and not actual dominance, you don't actually need a DT here. You can simply walk over the reachable blocks rather than all blocks.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D119571/new/

https://reviews.llvm.org/D119571