Guile compiler is unable to compile tiny program:
 
(define (fn l)
    (define (ok l)
       (or (and (pair? l) l)
           (error "list is empty")))
    (cons (reverse (car l)) (ok l)))
 
amaya@picasso:~/tmp/guile-3.0.9
$ ../prefix/bin/guile ~/tmp/guile-compiler-bug.scm
;;; note: auto-compilation is enabled, set GUILE_AUTO_COMPILE=0
;;;       or pass the --no-auto-compile argument to disable.
;;; compiling /home/amaya/tmp/guile-compiler-bug.scm
;;; WARNING: compilation of /home/amaya/tmp/guile-compiler-bug.scm failed:
;;; not found 22
 
Compiler reports confusing message here: `not found 22’.