[PATCH] D21493: [ValueTracking] Teach computeKnownBits for PHI nodes to compute sign bit for a recurrence with a NSW addition.

[Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL274098: [ValueTracking] Teach computeKnownBits for PHI nodes to compute sign bit for… (authored by ctopper).

Changed prior to commit:
  http://reviews.llvm.org/D21493?vs=61758&id=62173#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D21493

Files:
  llvm/trunk/lib/Analysis/ValueTracking.cpp
  llvm/trunk/test/Transforms/BBVectorize/loop1.ll
  llvm/trunk/test/Transforms/InstCombine/phi.ll

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