[PATCH] D59193: [ConstantRange] Add overflow check helpers

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri added a comment.

This looks extremely error prone.
This needs to be verified (keywords: alive, SMT) somehow ideally.


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D59193/new/

https://reviews.llvm.org/D59193