if (grace_spacing_ && (now.grace_part_ || last_moment_.grace_part_))
{
- Grob *column = Grob::unsmob (get_property ("currentMusicalColumn"));
+ Grob *column = unsmob<Grob> (get_property ("currentMusicalColumn"));
Pointer_group_interface::add_grob (grace_spacing_,
ly_symbol2scm ("columns"),
column);