char* instance_id = (*argv)[1];
comm_world_ = smpi_deployment_comm_world(instance_id);
msg_bar_t bar = smpi_deployment_finalization_barrier(instance_id);
if (bar!=nullptr) // don't overwrite the default one
finalization_barrier_ = bar;
char* instance_id = (*argv)[1];
comm_world_ = smpi_deployment_comm_world(instance_id);
msg_bar_t bar = smpi_deployment_finalization_barrier(instance_id);
if (bar!=nullptr) // don't overwrite the default one
finalization_barrier_ = bar;