[PATCH] D39417: InstCombine: Preserve nuw when reassociating nuw ops

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
Herald added a subscriber: wdng.

Alive says this is OK


https://reviews.llvm.org/D39417

Files:
  lib/Transforms/InstCombine/InstructionCombining.cpp
  test/Transforms/InstCombine/reassociate-nuw.ll
  test/Transforms/LoopUnroll/runtime-loop-multiple-exits.ll

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