libavcodec/rv40.c:561: error: Uninitialized Value
  The value read from cbp[_] was never initialized.

libavcodec/rv40.c:561:37: 
559.                 if(y_v_deblock & (MASK_CUR << ij) && (i || !(mb_strong[POS_CUR] || mb_strong[POS_LEFT]))){
560.                     if(!i)
561.                         clip_left = (cbp[POS_LEFT] | mvmasks[POS_LEFT]) & (MASK_RIGHT << j) ? clip[POS_LEFT] : 0;
                                         ^
562.                     else
563.                         clip_left = y_to_deblock & (MASK_CUR << (ij-1)) ? clip[POS_CUR] : 0;
