errors/gcs3002.cs

   1 // CS3002: Return type of `CLSClass.Foo()' is not CLS-compliant
   2 // Line: 10
   3 // Compiler options: -warnaserror -warn:1
   4
   5 using System;
   6 [assembly:CLSCompliant(true)]
   7
   8 public class CLSClass
   9 {
  10         protected ulong? Foo()
  11         {
  12                 return 5;
  13         }
  14 }