libavcodec/mpeg4videodec.c:1041: error: Uninitialized Value
  The value read from re_size_plus8 was never initialized.

libavcodec/mpeg4videodec.c:1041:21: 
1039.                     level = level * qmul + qadd;
1040.                     level = (level ^ SHOW_SBITS(re, &s->gb, 1)) - SHOW_SBITS(re, &s->gb, 1);
1041.                     SKIP_COUNTER(re, &s->gb, 1 + 11 + 5 + 1);
                          ^
1042. 
1043.                     i += run + 1;
