copystat_collect_irg(irg, aenv);
/* compute the Phi classes of the collected Phis */
- pc_obj = phi_class_new_from_set(cenv->irg, all_phi_nodes);
+ pc_obj = phi_class_new_from_set(cenv->irg, all_phi_nodes, 0);
all_phi_classes = get_all_phi_classes(pc_obj);
for (n = pset_first(all_phi_nodes); n; n = pset_next(all_phi_nodes))