mcs/tests/gtest-453.cs

   1 using System;
   2
   3 namespace Test
   4 {
   5         public enum Enum
   6         {
   7                 One,
   8                 Two
   9         }
  10
  11         class CompilerTest
  12         {
  13                 public static int Main ()
  14                 {
  15                         ThisWorksFine ();
  16                         ThisDoesNotWork ();
  17                         return 0;
  18                 }
  19
  20                 protected static int DoSomething<T> (string s, T t, ref T t2)
  21                 {
  22                         Console.WriteLine ("s={0}", s);
  23                         Console.WriteLine ("t={0}", t.ToString ());
  24                         Console.WriteLine ("t2={0}", t2.ToString ());
  25
  26                         t2 = default (T);
  27                         return 0;
  28                 }
  29
  30                 public static void ThisDoesNotWork ()
  31                 {
  32                         Enum? e = Enum.One;
  33                         DoSomething ("abc", Enum.Two, ref e);
  34                 }
  35
  36                 public static void ThisWorksFine ()
  37                 {
  38                         Enum e = Enum.Two;
  39                         DoSomething ("abc", Enum.Two, ref e);
  40                         Console.WriteLine ("e={0}", e.ToString ());
  41                 }
  42         }
  43 }