https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91957
rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |ASSIGNED Last reconfirmed| |2019-10-01 Component|target |middle-end Assignee|unassigned at gcc dot gnu.org |rsandifo at gcc dot gnu.org Ever confirmed|0 |1 --- Comment #2 from rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> --- Tested a patch. Like Andrew says, it seems to be a latent bug exposed by the stronger assert.