3 public struct GenStruct<T> {
9 public virtual S[] newArr<S> (int i) {
14 public class GenSub<T> : Gen<T> {
15 public sealed override S[] newArr<S> (int i) {
21 public static int Main () {
22 GenSub<string> gst = null;
25 gst.newArr<object> (3);
26 } catch (NullReferenceException) {