mca_topo_base_comm_cgd_union_2_2_0_t 122 ompi/mca/topo/topo.h typedef union mca_topo_base_comm_cgd_union_2_2_0_t { mca_topo_base_comm_cgd_union_2_2_0_t 126 ompi/mca/topo/topo.h } mca_topo_base_comm_cgd_union_2_2_0_t;