libavcodec/mpeg4videodec.c:1065: error: Uninitialized Value
  The value read from re_size_plus8 was never initialized.

libavcodec/mpeg4videodec.c:1065:33: 
1063.                             if (IS_3IV1) {
1064.                                 level = SHOW_SBITS(re, &s->gb, 12);
1065.                                 LAST_SKIP_BITS(re, &s->gb, 12);
                                      ^
1066.                             } else {
1067.                                 if (SHOW_UBITS(re, &s->gb, 1) == 0) {
