https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108574
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org Priority|P3 |P1 Status|NEW |ASSIGNED Version|unknown |13.0 --- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> --- Likely caused by r13-5348-gc29d85359add80 We do marking outgoing edge 12 -> 6 executable Looking for changed values of backedge 12->6 destination PHIs Predication says 0 and e_10 are equal on edge 11 -> 6 Setting value number of e_5 to 0 I will have a more detailed look.