[PATCH] D90479: [ValueTracking] ComputeKnownBits - minimum leading/trailing zero bits in LSHR/SHL (PR44526)

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon marked an inline comment as not done.
RKSimon added inline comments.


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Comment at: llvm/lib/Analysis/ValueTracking.cpp:1057-1058
   // caller can further optimize that.
   if (Known.hasConflict())
     Known.setAllZero();
 }
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RKSimon wrote:
> spatel wrote:
> > Do you plan to change this independently (or is there some reason not to change it)?
> thanks - my rebase screwed up 
and fixing this unearthes another poison case - looking at this now


Repository:
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  https://reviews.llvm.org/D90479/new/

https://reviews.llvm.org/D90479