[PATCH] D148618: [SCEV] Support sub in and negative constants willNotOverflow

[Dmitry Makogon via Phabricator via llvm-commits]

dmakogon added inline comments.


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Comment at: llvm/lib/Analysis/ScalarEvolution.cpp:2372
+    return isKnownPredicateAt(Pred, getConstant(Limit), LHS, CtxI);
+  } else {
+    // To avoid overflow up, we need to make sure that LHS <= MAX - Magnitude
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You don't need this `else` after return


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D148618/new/

https://reviews.llvm.org/D148618