/* PRIVATE FUNCTIONS */
-static void *ptr_irn_data_init(phase_t *ph, const ir_node *irn, void *data)
+static void *ptr_irn_data_init(phase_t *ph, ir_node *irn, void *data)
{
ptr_head_t *head = phase_alloc(ph, sizeof(*head));
INIT_LIST_HEAD(&head->list);