_i+2*old_ib), ldda, <span class="strike"><span class="old">dd_ref</span></span><span class="new">dwork</span>(0), lddwork<span class="new">, queues[0]</span> );
                
                /* store the diagonal <span class="new">block</span> */
                magma_zsetmatrix_async( old_ib, old_ib,
                                        ut,         old_ib,
                                        <span class="strike"><span class="old">d_ref</span></span><span class="new">dUT</span>(old_i), old_ib, <sp