[PATCH] D149435: [LCSSA] Don't invalidate SCEV

[Florian Hahn via Phabricator via llvm-commits]

fhahn accepted this revision.
fhahn added a comment.
This revision is now accepted and ready to land.

> However, nowadays SCEV itself no longer maintains LCSSA form. The SCEV of on LCSSA phi node will be the same as the SCEV of its argumen

Agreed, the phis we insert here should all be looked-through by SCEV. LGTM, thanks!


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https://reviews.llvm.org/D149435