comm_              26 ompi/mca/io/romio321/romio/adio/include/adioi_error.h #define MPIO_CHECK_COMM(comm_, myname_, error_code_)                          \
comm_              28 ompi/mca/io/romio321/romio/adio/include/adioi_error.h         if ((comm_) == MPI_COMM_NULL) {                                       \
comm_             133 ompi/mca/osc/ucx/osc_ucx.h #define OSC_UCX_GET_EP(comm_, rank_) (ompi_comm_peer_lookup(comm_, rank_)->proc_endpoints[OMPI_PROC_ENDPOINT_TAG_UCX])