tests/gtest-variance-12.cs

   1 // Compiler options: -langversion:future
   2
   3 using System;
   4
   5 delegate void D<in T> ();
   6
   7 interface I<out T>
   8 {
   9         event D<T> field;
  10 }
  11
  12 class D : I<string>
  13 {
  14         public event D<string> field;
  15
  16         public static int Main ()
  17         {
  18                 D<object> dd = () => {};
  19
  20                 D d = new D ();
  21                 d.field += dd;
  22                 d.field ();
  23
  24                 return 0;
  25         }
  26 }