ifg->node_map = pmap_create(); /* to find all nodes, should be replaced by a "keywalker" of irphase */
- phase_init(&ifg->ph, "ptr_map", env->irg, PHASE_DEFAULT_GROWTH, ptr_irn_data_init);
+ phase_init(&ifg->ph, "ptr_map", env->irg, PHASE_DEFAULT_GROWTH, ptr_irn_data_init, NULL);
obstack_init(&ifg->obst);
dom_tree_walk_irg(env->irg, find_neighbour_walker, NULL, ifg);