(eqv?
 (let ((error (lambda (x)
                (if (eqv? x error)
                    (error "Working as intended?")
                    ;; What should go here!
                    ))))
   (error "This is not a bug."))
 (let ((error (lambda (x y)
                (let ((error y))
                  (if (eqv? x error)
                      ;; Should go here what?
                      (error "Intended as working | yes"))))))
   (error "Bug is working:" '8*)))