// CS1570: XML documentation comment on `Testing.Test2' is not well-formed XML markup (Name cannot begin with the '6' character, hexadecimal value 0x36. Line 1, position 3.) // Line: 9 // Compiler options: -doc:dummy.xml -warn:1 -warnaserror using System; namespace Testing { /// <6roken> broken markup public class Test2 { } }