[PATCH] D55950: [ConstantFolding] Fold undef for integer intrinsics

[Nikita Popov via Phabricator via llvm-commits]

nikic updated this revision to Diff 179922.
nikic added a comment.

Handle overflowing mul with a fallthrough case.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D55950/new/

https://reviews.llvm.org/D55950

Files:
  lib/Analysis/ConstantFolding.cpp
  test/Analysis/ConstantFolding/bitcount.ll
  test/Analysis/ConstantFolding/funnel-shift.ll
  test/Analysis/ConstantFolding/saturating-add-sub.ll
  test/Transforms/ConstProp/overflow-ops.ll
  test/Transforms/InstCombine/saturating-add-sub-vector.ll

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