mcs/tests/gtest-221.cs

   1 interface IFoo {}
   2 interface IBar {}
   3
   4 class C1<IFoo> where IFoo : IBar
   5 {
   6 }
   7
   8 abstract class C2
   9 {
  10         public abstract C1<T> Hoge<T> (C1<T> c) where T : IBar;
  11 }
  12
  13 class C3 : C2
  14 {
  15         public override C1<T> Hoge<T> (C1<T> c) { return null; }
  16 }
  17
  18 class X
  19 {
  20         static void Main ()
  21         { }
  22 }