Comm::Comm(MPI_Group group, MPI_Topology topo, int smp, int in_id) : group_(group), topo_(topo),is_smp_comm_(smp), id_(in_id)
{
- refcount_ = 1;
- topoType_ = MPI_INVALID_TOPO;
- intra_comm_ = MPI_COMM_NULL;
- leaders_comm_ = MPI_COMM_NULL;
- is_uniform_ = 1;
- non_uniform_map_ = nullptr;
- leaders_map_ = nullptr;
- is_blocked_ = 0;
- info_ = MPI_INFO_NULL;
errhandler_ = MPI_ERRORS_ARE_FATAL;
errhandler_->ref();
//First creation of comm is done before SIMIX_run, so only do comms for others
leader_group_size++;
}
}
+ xbt_assert(leader_group_size > 0);
std::sort(leader_list, leader_list + leader_group_size);
MPI_Group leaders_group = new Group(leader_group_size);