mcs/tests/dtest-025.cs

   1 interface I
   2 {
   3         void SetValue (int arg);
   4 }
   5
   6 public struct S : I
   7 {
   8         public int Value;
   9
  10         public void SetValue (int v)
  11         {
  12                 Value = v;
  13         }
  14 }
  15
  16 class C
  17 {
  18         static void Method<T> (ref T t) where T : struct, I
  19         {
  20                 dynamic d = 25;
  21                 t.SetValue (d);
  22         }
  23
  24         public static int Main ()
  25         {
  26                 int? x = null;
  27                 dynamic y = 50;
  28                 int v = x.GetValueOrDefault(y);
  29                 if (v != 50)
  30                         return 1;
  31
  32                 var s = new S ();
  33                 dynamic d = 5;
  34
  35                 s.SetValue (d);
  36                 if (s.Value != 5)
  37                         return 2;
  38
  39                 Method (ref s);
  40                 if (s.Value != 25)
  41                         return 3;
  42
  43                 return 0;
  44         }
  45 }