[PATCH] D62939: Fix a bug w/inbounds invalidation in LFTR (was: Strengthen LFTR's ability to replace IVs)

[Philip Reames via Phabricator via llvm-commits]

reames updated this revision to Diff 204364.
reames added a comment.

Incorporate Nikita's suggestion about IVs which are already post-increment, and just need their formed changed.


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

https://reviews.llvm.org/D62939

Files:
  lib/Transforms/Scalar/IndVarSimplify.cpp
  test/Transforms/IndVarSimplify/2011-10-27-lftrnull.ll
  test/Transforms/IndVarSimplify/2011-11-01-lftrptr.ll
  test/Transforms/IndVarSimplify/lftr-dead-ivs.ll
  test/Transforms/IndVarSimplify/lftr.ll

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