libavcodec/rv40.c:434: error: Uninitialized Value
  The value read from clip[_] was never initialized.

libavcodec/rv40.c:434:40: 
432.                 if(y_h_deblock & (MASK_BOTTOM << ij)){
433.                     r->rdsp.rv40_h_loop_filter(Y+4*s->linesize, s->linesize, dither,
434.                                        y_to_deblock & (MASK_BOTTOM << ij) ? clip[POS_CUR] : 0,
                                            ^
435.                                        clip_cur,
436.                                        alpha, beta, betaY, 0, 0);
