mcs/errors/cs0578.cs

   1 // CS0578: Conditional not valid on `MainClass.Foo()' because its return type is not void
   2 // Line: 10
   3
   4 class MainClass {
   5         [System.Diagnostics.Conditional("DEBUG")] bool Foo() {
   6                 return false;
   7         }
   8
   9         public static void Main () {}
  10 }
  11