[PATCH] D148170: [LoopIdiomRecognize] Remove NUW flag from SCEV in getTripCount.

[Nikita Popov via Phabricator via llvm-commits]

nikic added inline comments.


================
Comment at: llvm/lib/Transforms/Scalar/LoopIdiomRecognize.cpp:1010
     TripCountS = SE->getAddExpr(SE->getTruncateOrZeroExtend(BECount, IntPtr),
                                 SE->getOne(IntPtr), SCEV::FlagNUW);
   }
----------------
craig.topper wrote:
> This one also looks suspect if we aren't zero extending?
Yes, this one should be dropped as well.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D148170/new/

https://reviews.llvm.org/D148170