mpiWorld.getComm().Bcast (&opt_verbose, 1, MPI::INT, 0);
mpiWorld.getComm().Bcast (&opt_debug, 1, MPI::INT, 0);
mpiWorld.getComm().Bcast (&opt_trace, 1, MPI::INT, 0);
mpiWorld.getComm().Bcast (&opt_verbose, 1, MPI::INT, 0);
mpiWorld.getComm().Bcast (&opt_debug, 1, MPI::INT, 0);
mpiWorld.getComm().Bcast (&opt_trace, 1, MPI::INT, 0);