[PATCH] D44001: [SCEV] Prove implications for SCEVUnknown Phis

[Max Kazantsev via Phabricator via llvm-commits]

mkazantsev updated this revision to Diff 138498.
mkazantsev added a comment.

Replaced the overconfident assertion with a check. It is something to follow-up on, but let's not do it in frames of this patch. Added a corresponding test.


https://reviews.llvm.org/D44001

Files:
  include/llvm/Analysis/ScalarEvolution.h
  lib/Analysis/ScalarEvolution.cpp
  test/Transforms/IRCE/decrementing-loop.ll
  test/Transforms/IndVarSimplify/promote-iv-to-eliminate-casts.ll
  test/Transforms/LoopPredication/prove-via-merge.ll

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