+void mpi_comm_create_group_ (int* comm, int* group, int i, int* comm_out, int* ierr){
+ MPI_Comm tmp;
+ *ierr = MPI_Comm_create_group(simgrid::smpi::Comm::f2c(*comm),simgrid::smpi::Group::f2c(*group), i, &tmp);
+ if(*ierr == MPI_SUCCESS) {
+ *comm_out = tmp->c2f();
+ }
+}
+