src = (rank - i + num_procs) % num_procs;
dst = (rank + i) % num_procs;
- Colls::barrier(comm);
+ colls::barrier(comm);
Request::sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst,
tag, recv_ptr + src * recv_chunk, recv_count, recv_type,
src, tag, comm, &s);