[PATCH] D62939: Strengthen LFTR's ability to replace IVs

[Philip Reames via Phabricator via llvm-commits]

reames updated this revision to Diff 203397.
reames added a comment.

Cleanup code and fix a couple of bugs in the process.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D62939/new/

https://reviews.llvm.org/D62939

Files:
  lib/Transforms/Scalar/IndVarSimplify.cpp
  test/Transforms/IndVarSimplify/2011-11-01-lftrptr.ll
  test/Transforms/IndVarSimplify/lftr-reuse.ll

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