[PATCH] D109845: [SCEV] Correctly propagate nowrap flags across scopes when folding invariant add through addrec

[Philip Reames via Phabricator via llvm-commits]

reames updated this revision to Diff 372779.
reames added a comment.

Rebase over additional tests landed in 248e430f3 <https://reviews.llvm.org/rG248e430f37c8486e526147c5e6b8cbda1e633467>.  These were the reduced ones arrived at during discussion; I'd apparently never actually landed them.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D109845/new/

https://reviews.llvm.org/D109845

Files:
  llvm/lib/Analysis/ScalarEvolution.cpp
  llvm/test/Analysis/ScalarEvolution/flags-from-poison.ll
  llvm/test/Analysis/ScalarEvolution/incorrect-exit-count.ll
  llvm/test/Analysis/ScalarEvolution/max-backedge-taken-count-guard-info.ll
  llvm/test/Analysis/ScalarEvolution/no-wrap-add-exprs.ll
  llvm/test/Analysis/ScalarEvolution/no-wrap-symbolic-becount.ll
  llvm/test/Analysis/ScalarEvolution/nsw-offset-assume.ll
  llvm/test/Analysis/ScalarEvolution/nsw-offset.ll
  llvm/test/Analysis/ScalarEvolution/nsw.ll
  llvm/test/Analysis/ScalarEvolution/ptrtoint.ll
  llvm/test/CodeGen/PowerPC/lsr-profitable-chain.ll
  llvm/test/Transforms/LoopIdiom/basic.ll

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