libavcodec/aaccoder.c:751: error: Uninitialized Value
  The value read from uplims[_] was never initialized.

libavcodec/aaccoder.c:751:21: 
749.                 int prevsc = sce->sf_idx[w*16+g];
750.                 const float *scaled = s->scoefs + start;
751.                 if (dists[w*16+g] > uplims[w*16+g] && sce->sf_idx[w*16+g] > 60)
                         ^
752.                     sce->sf_idx[w*16+g]--;
753.                 sce->sf_idx[w*16+g] = av_clip(sce->sf_idx[w*16+g], minscaler, minscaler + SCALE_MAX_DIFF);
