void routing_cluster_add_backbone(void* bb) {
xbt_assert(current_routing->p_modelDesc == &routing_models[SURF_MODEL_CLUSTER],
"You have to be in model Cluster to use tag backbone!");
void routing_cluster_add_backbone(void* bb) {
xbt_assert(current_routing->p_modelDesc == &routing_models[SURF_MODEL_CLUSTER],
"You have to be in model Cluster to use tag backbone!");