[PATCH] D144861: [SCEV][IndVars][WIP] Check outer loop invariant when cononicalize comparision
luxufan via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Feb 28 21:15:26 PST 2023
StephenFan added a comment.
In D144861#4160179 <https://reviews.llvm.org/D144861#4160179>, @efriedma wrote:
> From my analysis of the testcase, we called "getAddExpr(SCEV::FlagNUW)" while analyzing the first loop, and that broke the analysis of the second loop. The actual simplification isn't relevant.
Sorry, I don't know what you mean by "The actual simplification isn't relevant". Would you mind explaining a little more?
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