vector<Grob *> output;
for (vsize i = 0; i < input.size (); ++i)
{
- if (Hara_kiri_group_spanner::has_interface (input[i]))
+ if (has_interface<Hara_kiri_group_spanner> (input[i]))
Hara_kiri_group_spanner::consider_suicide (input[i]);
if (input[i]->is_live ())