1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
// CS0019: Operator `+' cannot be applied to operands of type `Test.Zub' and `Test.Zub' // Line : 11 using System; class Test { enum Zub :byte { Foo = 99, Bar, Baz } static void Main () { object v = (Zub.Foo + Zub.Foo); } }