libavcodec/rv40.c:496: error: Uninitialized Value
  The value read from mb_strong[_] was never initialized.

libavcodec/rv40.c:496:90: 
494.                                            alpha, beta, betaC, 1, 1);
495.                     }
496.                     if(c_v_deblock[k] & (MASK_CUR << ij) && !i && (mb_strong[POS_CUR] || mb_strong[POS_LEFT])){
                                                                                              ^
497.                         clip_left = uvcbp[POS_LEFT][k] & (MASK_CUR << (2*j+1)) ? clip[POS_LEFT] : 0;
498.                         r->rdsp.rv40_v_loop_filter(C, s->uvlinesize, j*8,
