https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99873

--- Comment #3 from rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> 
---
(In reply to Richard Biener from comment #2)
> We can also undo the splitting if SLP doesn't work out (keep the original
> DR analysis chaining somewhere).
Yeah, that sounds like something we should do for the cases that
can't use store-lanes.  So far though, I've not seen any cases that
are better with the split group than with the store-lanes version,
so I think we want the skip even if SLP would succeed.

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