[PATCH] D111237: [TypePromotion] Promote PHI + [SZ]Ext

[Sam Parker via Phabricator via llvm-commits]

samparker added a comment.

> I could alternatively try to avoid generating the trunc

Yes, there's a TODO about avoiding the insertion in TypePromotion::isSink


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  https://reviews.llvm.org/D111237/new/

https://reviews.llvm.org/D111237