[PATCH] D111294: [LoopVectorize] Fix crash in VPReplicateRecipe::execute() for scalable vectors

[Florian Hahn via Phabricator via llvm-commits]

fhahn added inline comments.


================
Comment at: llvm/lib/Transforms/Vectorize/LoopVectorize.cpp:5136
+      else
+        PossibleNonScalarPtrs.insert(Update);
+
----------------
Hm, with this change we might miss some cases where the uses of `Update` are still scalar. Would it be better to only return early here if the only user of the update instruction is the pointer phi and let the code below handle the other cases?


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  https://reviews.llvm.org/D111294/new/

https://reviews.llvm.org/D111294