ir_type *tp = get_Call_type(n);
for (i = 0; i < n_params; ++i) {
res = normalize_values_type(get_method_param_type(tp, i), get_Call_param(n, i));
ir_type *tp = get_Call_type(n);
for (i = 0; i < n_params; ++i) {
res = normalize_values_type(get_method_param_type(tp, i), get_Call_param(n, i));