[PATCH] D110517: [SCEV] Prove implication of predicates to their sign-flipped counterparts

[Max Kazantsev via Phabricator via llvm-commits]

mkazantsev updated this revision to Diff 377512.
mkazantsev retitled this revision from "[SCEV] Prove implication X <u Y, Y >=s 0 --> X <s Y" to "[SCEV] Prove implication of predicates to their sign-flipped counterparts".
mkazantsev edited the summary of this revision.
mkazantsev added a comment.
Herald added a subscriber: javed.absar.

Generalized as widely as I could, now this covers all varieties of these.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D110517/new/

https://reviews.llvm.org/D110517

Files:
  llvm/lib/Analysis/ScalarEvolution.cpp
  llvm/test/Transforms/IndVarSimplify/outer_phi.ll

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