(stencil-coordinates
end-fret-coordinate end-string-coordinate)))
(ly:round-filled-box
- (cons (car lower-left) (car upper-right))
- (cons (cdr lower-left) (cdr upper-right))
+ ;; Put limits in order, or else the intervals are considered empty
+ (ordered-cons (car lower-left) (car upper-right))
+ (ordered-cons (cdr lower-left) (cdr upper-right))
sth)))
(define (draw-xo xo-list)