2471 sem_item_optimizer::add_class (congruence_class *cls)  in add_class()
2691 sem_item_optimizer::add_item_to_class (congruence_class *cls, sem_item *item)  in add_item_to_class()
3027 	  congruence_class *cls = (*it)->classes[i];  in verify_classes()  local
3070 sem_item_optimizer::traverse_congruence_split (congruence_class * const &cls,  in traverse_congruence_split()
3156 	delete cls;  in traverse_congruence_split()  local
3183 sem_item_optimizer::do_congruence_step_for_index (congruence_class *cls,  in do_congruence_step_for_index()
3244 sem_item_optimizer::do_congruence_step (congruence_class *cls)  in do_congruence_step()
3272 sem_item_optimizer::worklist_push (congruence_class *cls)  in worklist_push()
3287   congruence_class *cls;  in worklist_pop()  local
3304 	  delete cls;  in worklist_pop()  local
3329   congruence_class *cls;  in process_cong_reduction()  local