[Bug other/63426] [meta-bug] Issues found with -fsanitize=undefined

[rsandifo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426
Bug 63426 depends on bug 86618, which changed state.

Bug 86618 Summary: tree-vect-stmts.c:3340: ubsan error
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86618

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |FIXED