The following MusiXTeX source contains twice the same extract with
the only exception that the 1st occurance contains an additional
\invertslur0. The 1st extract generates an underfull hbox, whilst
the 2nd extract works well.
What may be the reason? How can I get rid of the wrong spacing?
\input musixtex
\startmuflex
\startpiece
\NOtes\ds\islurd0g\invertslur0\cu g\ibu2g0\qb2g\tbu2\qb2g\en\bar
\NOtes\tslur0g\ds\ibu2g0\qb2g\tbu2\qb2g\ds\en
\Endpiece
\startpiece
\NOtes\ds\islurd0g\cu g\ibu2g0\qb2g\tbu2\qb2g\en\bar
\NOtes\tslur0g\ds\ibu2g0\qb2g\tbu2\qb2g\ds\en
\Endpiece
\endmuflex\bye
-- Werner
