irg->obst = new_obst;
irg->last_node_idx = 0;
- /* invalidate phase info as (at least vrp info) is used inside the
- * equivalent/compute_value functions and might replace our newly
- * created nodes with middleend nodes */
- irg_invalidate_phases(irg);
+ free_vrp_data(irg);
/* create new value table for CSE */
new_identities(irg);