[Bug testsuite/127122] [17 Regression] FAIL: gcc.dg/vect/vect-cselim-2.c -flto -ffat-lto-objects scan-tree-dump-times vect "vectorized 1 loops" 0 by r17-3730-g33495b439916fe

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127122

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot gnu.org
             Status|NEW                         |ASSIGNED

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Yes, with x86-64-v4 we have masked stores, so we can now vectorize this
correctly, but likely with runtime alias checks.  If cselim shouldn't common
the stores we should verify that it doesn't, not that we later do not
vectorize.