static void normalize_irn_class_cast(ir_node *n, void *env) {
ir_node *res;
+ (void) env;
if (get_irn_op(n) == op_Cast) {
ir_node *pred = get_Cast_op(n);
ir_type *totype = get_Cast_type(n);
* Post-Walker:
*/
static void irn_optimize_class_cast(ir_node *n, void *env) {
+ (void) env;
if (get_irn_op(n) == op_Cast)
cancel_out_casts(n);
else if (get_irn_op(n) == op_Sel)