MPI_COMM_NULL     319 ompi/communicator/comm.c             newcomp = MPI_COMM_NULL;
MPI_COMM_NULL     791 ompi/communicator/comm.c     ompi_communicator_t *newcomp = MPI_COMM_NULL;
MPI_COMM_NULL     852 ompi/communicator/comm.c         *newcomm = MPI_COMM_NULL;
MPI_COMM_NULL     957 ompi/communicator/comm.c     if (OPAL_UNLIKELY(OMPI_SUCCESS != rc && MPI_COMM_NULL != newcomp)) {
MPI_COMM_NULL     959 ompi/communicator/comm.c         *newcomm = MPI_COMM_NULL;
MPI_COMM_NULL     990 ompi/communicator/comm.c     *newcomm = MPI_COMM_NULL;
MPI_COMM_NULL    1067 ompi/communicator/comm.c     *newcomm = MPI_COMM_NULL;
MPI_COMM_NULL    1196 ompi/communicator/comm.c     *newcomm = MPI_COMM_NULL;
MPI_COMM_NULL    1253 ompi/communicator/comm.c     if ( MPI_COMM_NULL == comm1 || MPI_COMM_NULL == comm2 ) {
MPI_COMM_NULL    1518 ompi/communicator/comm.c     *comm = MPI_COMM_NULL;
MPI_COMM_NULL     527 ompi/communicator/comm_cid.c             *newcomm = MPI_COMM_NULL;
MPI_COMM_NULL     607 ompi/communicator/comm_cid.c         *context->newcommp = MPI_COMM_NULL;
MPI_COMM_NULL     421 ompi/communicator/comm_init.c     if ( MPI_COMM_NULL != comm && OMPI_COMM_IS_PML_ADDED(comm) ) {
MPI_COMM_NULL     333 ompi/communicator/communicator.h     if ((NULL == comm) || (MPI_COMM_NULL == comm) ||
MPI_COMM_NULL     107 ompi/dpm/dpm.c     ompi_communicator_t *newcomp=MPI_COMM_NULL;
MPI_COMM_NULL     128 ompi/dpm/dpm.c     *newcomm = MPI_COMM_NULL;
MPI_COMM_NULL     510 ompi/dpm/dpm.c         if (MPI_COMM_NULL != newcomp && NULL != newcomp) {
MPI_COMM_NULL     512 ompi/dpm/dpm.c             newcomp = MPI_COMM_NULL;
MPI_COMM_NULL    1232 ompi/dpm/dpm.c     if (comm == MPI_COMM_NULL) {
MPI_COMM_NULL      59 ompi/mca/common/ompio/common_ompio_file_open.c     ompio_fh->f_comm     = MPI_COMM_NULL;
MPI_COMM_NULL     371 ompi/mca/common/ompio/common_ompio_file_open.c     if (MPI_COMM_NULL != ompio_fh->f_comm && !(ompio_fh->f_flags & OMPIO_SHAREDFP_IS_SET) )  {
MPI_COMM_NULL     551 ompi/mca/common/ompio/common_ompio_file_open.c     file->f_comm = MPI_COMM_NULL;
MPI_COMM_NULL      69 ompi/mca/fs/ime/fs_ime.c         if (OMPIO_ROOT == fh->f_rank || MPI_COMM_NULL == fh->f_comm) {
MPI_COMM_NULL      72 ompi/mca/fs/ime/fs_ime.c         if (fh->f_comm != MPI_COMM_NULL) {
MPI_COMM_NULL      94 ompi/mca/fs/lustre/fs_lustre.c         if (OMPIO_ROOT == fh->f_rank || MPI_COMM_NULL == fh->f_comm) {
MPI_COMM_NULL      97 ompi/mca/fs/lustre/fs_lustre.c         if (fh->f_comm != MPI_COMM_NULL) {
MPI_COMM_NULL      99 ompi/mca/fs/pvfs2/fs_pvfs2.c         if (OMPIO_ROOT == fh->f_rank || MPI_COMM_NULL == fh->f_comm) {
MPI_COMM_NULL     102 ompi/mca/fs/pvfs2/fs_pvfs2.c         if (fh->f_comm != MPI_COMM_NULL) {
MPI_COMM_NULL     260 ompi/mca/io/romio321/romio/adio/ad_gpfs/ad_gpfs_tuning.c 	if(agg_comm != MPI_COMM_NULL) {
MPI_COMM_NULL     271 ompi/mca/io/romio321/romio/adio/ad_gpfs/ad_gpfs_tuning.c 	if( agg_comm != MPI_COMM_NULL) {
MPI_COMM_NULL     275 ompi/mca/io/romio321/romio/adio/ad_gpfs/ad_gpfs_tuning.c 	if (agg_comm != MPI_COMM_NULL && agg_rank == 0) {
MPI_COMM_NULL     335 ompi/mca/io/romio321/romio/adio/ad_gpfs/ad_gpfs_tuning.c 	if (agg_comm != MPI_COMM_NULL) MPI_Comm_free(&agg_comm);
MPI_COMM_NULL      28 ompi/mca/io/romio321/romio/adio/include/adioi_error.h         if ((comm_) == MPI_COMM_NULL) {                                       \
MPI_COMM_NULL      53 ompi/mca/io/romio321/romio/mpi-io/open.c     MPI_Comm dupcomm = MPI_COMM_NULL;
MPI_COMM_NULL     205 ompi/mca/io/romio321/romio/mpi-io/open.c     if (dupcomm != MPI_COMM_NULL) MPI_Comm_free(&dupcomm);
MPI_COMM_NULL    1006 ompi/mca/osc/rdma/osc_rdma_component.c     if (MPI_COMM_NULL != module->local_leaders) {
MPI_COMM_NULL    1010 ompi/mca/osc/rdma/osc_rdma_component.c     if (MPI_COMM_NULL != module->shared_comm) {
MPI_COMM_NULL     121 ompi/mca/osc/rdma/osc_rdma_module.c     if (module->local_leaders && MPI_COMM_NULL != module->local_leaders) {
MPI_COMM_NULL     125 ompi/mca/osc/rdma/osc_rdma_module.c     if (module->shared_comm && MPI_COMM_NULL != module->shared_comm) {
MPI_COMM_NULL     129 ompi/mca/osc/rdma/osc_rdma_module.c     if (module->comm && MPI_COMM_NULL != module->comm) {
MPI_COMM_NULL     169 ompi/mca/topo/base/topo_base_cart_create.c         if (MPI_COMM_NULL != new_comm) {
MPI_COMM_NULL     185 ompi/mca/topo/base/topo_base_cart_create.c         *comm_topo = MPI_COMM_NULL;
MPI_COMM_NULL      57 ompi/mca/topo/base/topo_base_cart_sub.c     *new_comm = MPI_COMM_NULL;
MPI_COMM_NULL      95 ompi/mca/topo/base/topo_base_cart_sub.c     if (temp_comm != MPI_COMM_NULL) {
MPI_COMM_NULL     131 ompi/mca/topo/base/topo_base_graph_create.c         if (MPI_COMM_NULL != new_comm) {
MPI_COMM_NULL     147 ompi/mca/topo/base/topo_base_graph_create.c         *comm_topo = MPI_COMM_NULL;
MPI_COMM_NULL     147 ompi/mca/vprotocol/pessimist/vprotocol_pessimist_component.c     mca_vprotocol_pessimist.el_comm = MPI_COMM_NULL;
MPI_COMM_NULL      59 ompi/mca/vprotocol/pessimist/vprotocol_pessimist_sender_based.c         ompi_mpi_abort(MPI_COMM_NULL, MPI_ERR_NO_SPACE);
MPI_COMM_NULL      70 ompi/mca/vprotocol/pessimist/vprotocol_pessimist_sender_based.c         ompi_mpi_abort(MPI_COMM_NULL, MPI_ERR_NO_SPACE);
MPI_COMM_NULL      55 ompi/mpi/c/comm_accept.c     ompi_communicator_t *newcomp=MPI_COMM_NULL;
MPI_COMM_NULL      60 ompi/mpi/c/comm_c2f.c         if (ompi_comm_invalid (comm) && MPI_COMM_NULL != comm) {
MPI_COMM_NULL      55 ompi/mpi/c/comm_connect.c     ompi_communicator_t *newcomp=MPI_COMM_NULL;
MPI_COMM_NULL      72 ompi/mpi/c/comm_create_group.c         *newcomm = MPI_COMM_NULL;
MPI_COMM_NULL     103 ompi/mpi/c/comm_join.c             *intercomm = MPI_COMM_NULL;
MPI_COMM_NULL     136 ompi/mpi/c/comm_spawn.c         newcomp = MPI_COMM_NULL;
MPI_COMM_NULL     177 ompi/mpi/c/comm_spawn_multiple.c         newcomp = MPI_COMM_NULL;
MPI_COMM_NULL      93 ompi/mpi/c/comm_split_type.c         *newcomm = MPI_COMM_NULL;
MPI_COMM_NULL      82 ompi/mpi/c/graph_create.c         *comm_graph = MPI_COMM_NULL;
MPI_COMM_NULL      52 ompi/mpi/c/imrecv.c             comm = MPI_COMM_NULL;
MPI_COMM_NULL     224 ompi/mpi/c/intercomm_create.c         *newintercomm = MPI_COMM_NULL;
MPI_COMM_NULL      50 ompi/mpi/c/intercomm_merge.c     ompi_communicator_t *newcomp=MPI_COMM_NULL;
MPI_COMM_NULL     140 ompi/mpi/c/intercomm_merge.c         if ( MPI_COMM_NULL != newcomp && NULL != newcomp ) {
MPI_COMM_NULL     143 ompi/mpi/c/intercomm_merge.c         *newcomm = MPI_COMM_NULL;
MPI_COMM_NULL      58 ompi/mpi/c/mrecv.c             comm = MPI_COMM_NULL;
MPI_COMM_NULL      62 ompi/mpi/cxx/comm.h   inline Comm_Null() : mpi_comm(MPI_COMM_NULL) { }
MPI_COMM_NULL      30 ompi/mpi/cxx/intercomm.h   Intercomm() : Comm(MPI_COMM_NULL) { }
MPI_COMM_NULL      25 ompi/mpi/cxx/intracomm_inln.h   if (MPI::Is_initialized() && (data != MPI_COMM_NULL)) {
MPI_COMM_NULL      28 ompi/mpi/cxx/intracomm_inln.h       mpi_comm = MPI_COMM_NULL;
MPI_COMM_NULL      30 ompi/mpi/cxx/topology_inln.h   if (MPI::Is_initialized() && (data != MPI_COMM_NULL)) {
MPI_COMM_NULL      35 ompi/mpi/cxx/topology_inln.h       mpi_comm = MPI_COMM_NULL;
MPI_COMM_NULL     148 ompi/mpi/cxx/topology_inln.h   if (MPI::Is_initialized() && (data != MPI_COMM_NULL)) {
MPI_COMM_NULL     153 ompi/mpi/cxx/topology_inln.h       mpi_comm = MPI_COMM_NULL;
MPI_COMM_NULL     176 ompi/mpi/java/c/mpi_Comm.c     (*env)->SetStaticLongField(env, clazz, nullHandleID, (jlong)MPI_COMM_NULL);
MPI_COMM_NULL     185 ompi/mpi/java/c/mpi_Comm.c         (*env)->SetLongField(env,jthis, ompi_java.CommHandle,(jlong)MPI_COMM_NULL);
MPI_COMM_NULL     160 ompi/peruse/peruse.c         if( (MPI_COMM_NULL == comm) || ompi_comm_invalid (comm) )
MPI_COMM_NULL      33 ompi/peruse/peruse_module.c     p->comm = MPI_COMM_NULL;
MPI_COMM_NULL      32 orte/test/mpi/add_host.c     if (MPI_COMM_NULL == parent) {
MPI_COMM_NULL      27 orte/test/mpi/concurrent_spawn.c     if (MPI_COMM_NULL == parent) {
MPI_COMM_NULL      28 orte/test/mpi/info_spawn.c     if (MPI_COMM_NULL == parent) {
MPI_COMM_NULL      58 orte/test/mpi/intercomm_create.c     parent = MPI_COMM_NULL;
MPI_COMM_NULL      60 orte/test/mpi/intercomm_create.c     if (parent != MPI_COMM_NULL) {
MPI_COMM_NULL     150 orte/test/mpi/intercomm_create.c         err = MPI_Intercomm_create( intra, 0, MPI_COMM_NULL, 0, tag, &inter);
MPI_COMM_NULL     122 orte/test/mpi/no-disconnect.c     if (MPI_COMM_NULL != parent) {
MPI_COMM_NULL     197 orte/test/mpi/no-disconnect.c         if (MPI_COMM_NULL != parent) {
MPI_COMM_NULL     204 orte/test/mpi/no-disconnect.c     if (MPI_COMM_NULL == parent) {
MPI_COMM_NULL      31 orte/test/mpi/simple_spawn.c     if (MPI_COMM_NULL == parent) {
MPI_COMM_NULL      33 orte/test/mpi/spawn_multiple.c     if (MPI_COMM_NULL == parent) {
MPI_COMM_NULL      31 orte/test/mpi/spawn_tree.c     if(parent == MPI_COMM_NULL){