[all-commits] [llvm/llvm-project] 5ae5d2: [ValueTracking] match negative-stepping non-zero r...

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  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 5ae5d25e38efad1d59ed97d969a5e930b58a5e16
      https://github.com/llvm/llvm-project/commit/5ae5d25e38efad1d59ed97d969a5e930b58a5e16
  Author: Sanjay Patel <spatel at rotateright.com>
  Date:   2021-04-14 (Wed, 14 Apr 2021)

  Changed paths:
    M llvm/lib/Analysis/ValueTracking.cpp
    M llvm/unittests/Analysis/ValueTrackingTest.cpp

  Log Message:
  -----------
  [ValueTracking] match negative-stepping non-zero recurrence

This is pulled out of D100408.

This avoids a regression that would be exposed by making the
calling code from InstSimplify more efficient.