[PATCH] D123816: [InstCombine] Fold strnlen with a bound of zero and one.

[Martin Sebor via Phabricator via llvm-commits]

msebor updated this revision to Diff 425004.
msebor added a comment.

Fix logic error and use `zext` instead of `select`.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D123816/new/

https://reviews.llvm.org/D123816

Files:
  llvm/include/llvm/Transforms/Utils/SimplifyLibCalls.h
  llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp
  llvm/test/Transforms/InstCombine/strnlen-1.ll
  llvm/test/Transforms/InstCombine/strnlen-2.ll
  llvm/test/Transforms/InstCombine/strnlen-3.ll
  llvm/test/Transforms/InstCombine/strnlen-5.ll

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