             popart::identification::idBestNearbyPoint31max
                 <<<1,32,0,tagStream>>>
                   ( d_NearbyPointGrid, STRICT_SAMPLE(gridNSample) );
-POP_SYNC_CHK;
         } else {
 cerr << __FILE__ << ":" << __LINE__ << " Untested code idBestNearbyPoint32plus" << endl;
             popart::identification::idBestNearbyPoint32plus

              cut_buffer,
              sig_buffer,
              STRICT_CUTSIZE(vCutSize) );
POP_SYNC_CHK;

        /* We search for the minimum of gridNSample x gridNSample
         * nearby points. Default for gridNSample is 5.

              d_NearbyPointGrid,        // in
              cut_buffer,
              sig_buffer );

        dim3 id_block( 32, // we use this to sum up signals
                       32, // we can use some shared memory/warp magic for summing
