void
Collision::do_substitute_dependency (Score_element*o_l,Score_element*n_l)
{
- clash_l_arr_.substitute ((Note_column*)o_l->access_Item (),
- (Note_column*)(n_l?n_l->access_Item ():0));
+ clash_l_arr_.substitute ((Note_column*)dynamic_cast <Item *> (o_l),
+ (Note_column*)(n_l?dynamic_cast <Item *> (n_l):0));
}