[Bug tree-optimization/116057] [12/13/14/15 Regression] SLP can introduces partialized unintialized vectors

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116057

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

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

--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> ---
I think the bug is in CCPs likely_value, it doesn't see the constant operand in
the CTOR but only the undefined one and thus makes it UNDEFINED instead of
CONSTNAT.