Reduced: (defun f15 (b) (catch 'ct2 (block b5 (return-from b5 (multiple-value-prog1 19 (if (or b t) (return-from b5)))))))
Reduced:
(multiple- value-prog1 19
(return- from b5)))))))
(defun f15 (b)
(catch 'ct2
(block b5
(return-from b5
(if (or b t)