https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65583
--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> --- Well, pass_local_optimization_passes immediately runs NEXT_PASS (pass_fixup_cfg); NEXT_PASS (pass_rebuild_cgraph_edges); which should be the only effect of pass_chkp_instrumentation_passes for UBSAN as well.