[PATCH] D54532: [InstructionSimplify] Add support for saturating add/sub

[Nikita Popov via Phabricator via llvm-commits]

nikic updated this revision to Diff 174541.
nikic edited the summary of this revision.
nikic added a comment.

Return -1 for both signed and unsigned saturating addition with undef operand.


https://reviews.llvm.org/D54532

Files:
  lib/Analysis/InstructionSimplify.cpp
  test/Transforms/InstSimplify/saturating-add-sub.ll

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