[PATCH] D88432: [InstCombine] Fix pr47668

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri added a comment.

In D88432#2304707 <https://reviews.llvm.org/D88432#2304707>, @aqjune wrote:

> Hi, I'm back!
>
> The complexity comes from dealing with the case when the input is a vector.
> It iterates over the elements of a vector and puts the undef-eliminated result into ZWithoutUndef.

Please do reply to the question i asked, not re-explain the code.


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https://reviews.llvm.org/D88432