XBT_PRIVATE void smpi_deployment_cleanup_instances();
XBT_PRIVATE void smpi_comm_copy_buffer_callback(simgrid::kernel::activity::CommImpl* comm, void* buff,
XBT_PRIVATE void smpi_deployment_cleanup_instances();
XBT_PRIVATE void smpi_comm_copy_buffer_callback(simgrid::kernel::activity::CommImpl* comm, void* buff,