mcs/errors/cs0192.cs

   1 // CS0192: A readonly field `A.a' cannot be passed ref or out (except in a constructor)
   2 // Line: 17
   3
   4 using System;
   5
   6 class A
   7 {
   8         public readonly int a=5;
   9
  10         public void Inc (ref int a)
  11         {
  12                 ++a;
  13         }
  14
  15         public void IncCall ()
  16         {
  17                 Inc (ref a);
  18         }
  19
  20         static void Main ()
  21         {
  22         }
  23 }