On Thu, Apr 7, 2011 at 9:27 AM, David Kastrup <d...@gnu.org> wrote:
> @@ -910,12 +908,10 @@ then revert skipTypesetting."
>   (let*
>       ((show-last (ly:parser-lookup parser 'showLastLength))
>        (show-first (ly:parser-lookup parser 'showFirstLength))
> -       (show-last-length (if (ly:music? show-last)
> -                             (ly:music-length show-last)
> -                             #f))
> -       (show-first-length (if (ly:music? show-first)
> -                              (ly:music-length show-first)
> -                              #f))
> +       (show-last-length (and (ly:music? show-last)
> +                             (ly:music-length show-last)))
> +       (show-first-length (and (ly:music? show-first)
> +                              (ly:music-length show-first)))
>        (orig-length (ly:music-length music)))

This one's on me. Nice catch!

Cheers,
Valentin.
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