// we find forbidden attachments
vector<Offset> forbidden_attachments;
for (vsize i = 0; i < state.extra_encompass_infos_.size (); i++)
- if (Tie::has_interface (state.extra_encompass_infos_[i].grob_))
+ if (has_interface<Tie> (state.extra_encompass_infos_[i].grob_))
{
Grob *t = state.extra_encompass_infos_[i].grob_;
Grob *common_x = Grob::get_vertical_axis_group (t);