mcs/tests/test-211.cs

   1 class X
   2 {
   3         public readonly int value;
   4
   5         public X (int value)
   6         {
   7                 this.value = value;
   8         }
   9
  10         public static implicit operator X (int y)
  11         {
  12                 return new X (y);
  13         }
  14 }
  15
  16 class Y
  17 {
  18         public readonly X x;
  19
  20         public Y (X x)
  21         {
  22                 this.x = x;
  23         }
  24
  25         public static implicit operator Y (X x)
  26         {
  27                 return new Y (x);
  28         }
  29 }
  30
  31 class Z
  32 {
  33         public readonly Y y;
  34
  35         public Z (Y y)
  36         {
  37                 this.y = y;
  38         }
  39
  40         public static implicit operator Z (Y y)
  41         {
  42                 return new Z (y);
  43         }
  44
  45         public static int Main ()
  46         {
  47                 int a = 5;
  48                 Y y = (Y) (X) a;
  49
  50                 //.
  51                 // Compile this:
  52                 //
  53
  54                 int b = (System.Int32)int.Parse ("1");
  55                 return 0;
  56         }
  57 }