r: #8b2252;">"About to transfer numcols..."</span>
  <span style="color: #a020f0;">call</span> <span style="color: #0000ff;">do_transfers_int</span>(comms,m1%numcols,m2%numcols, <span style="color: #a020f0;">&amp;</span>
       g1,g2,bridge_comm)
  <span style="color: #a020f0;">if</span> (myid == 0) <span style="color: #a020f0;">print</span> *, <span style="color: #8b2252;">"Transferred numcols."</span>

  <span style="color: #b22222;">! </span><span style="color: #b22222;">We need to tell the processes in 