libavcodec/aaccoder.c:443: error: Uninitialized Value
  The value read from stackcb[_] was never initialized.

libavcodec/aaccoder.c:443:9: 
441.     start = 0;
442.     for (i = stack_len - 1; i >= 0; i--) {
443.         put_bits(&s->pb, 4, stackcb[i]);
             ^
444.         count = stackrun[i];
445.         memset(sce->zeroes + win*16 + start, !stackcb[i], count);
