anchor.diff:          override this.MethodHandle = notRequired this "MethodHandle" genericMethodDefinition.Name
           override this.Invoke(_obj, _invokeAttr, _binder, _parameters, _culture) = notRequired this "Invoke" genericMethodDefinition.Name
           override this.ReflectedType = notRequired this "ReflectedType" genericMethodDefinition.Name
  -        override __.GetCustomAttributes(_inherit) = Attributes<_>.Empty()
  +        override __.GetCustomAttributes(_inherit) = emptyAttributes
           override __.GetCustomAttributes(attributeType, _inherit) =  Attributes.CreateEmpty attributeType
   
       //--------------------------------------------------------------------------------
  
positive.code:         override this.ReflectedType = notRequired this "ReflectedType" this.Name
          override this.GetMethodImplementationFlags() = notRequired this "GetMethodImplementationFlags" this.Name
          override this.MethodHandle = notRequired this "MethodHandle" this.Name
          override __.GetCustomAttributes(_inherit) = Attributes<_>.Empty()
          override __.GetCustomAttributes(attributeType, _inherit) = Attributes.CreateEmpty attributeType
          override __.GetCustomAttributesData() = customAttributesImpl.GetCustomAttributesData()
  
  
negative.code:         override x.Module = x.Assembly.ManifestModule
  
          override __.GUID = Guid.Empty
          override __.GetCustomAttributes(_inherit) = emptyAttributes
          override __.GetCustomAttributes(attributeType, _inherit) = Attributes.CreateEmpty attributeType
          override __.IsDefined(_attributeType: Type, _inherit) = false
  
  