errors/cs1503-4.cs

   1 // CS1503: Argument `#1' cannot convert `A' expression to type `B'
   2 // Line: 17
   3
   4 class A { }
   5 class B : A { }
   6
   7 class Test
   8 {
   9         static void Foo (out B b)
  10         {
  11                 b = new B ();
  12         }
  13
  14         static void Main ()
  15         {
  16                 A a;
  17                 Foo (out a);
  18         }
  19 }