libavcodec/mpeg12.c:123: error: Uninitialized Value
  The value read from re_size_plus8 was never initialized.

libavcodec/mpeg12.c:123:52: 
121.                 run = SHOW_UBITS(re, &s->gb, 6) + 1; LAST_SKIP_BITS(re, &s->gb, 6);
122.                 UPDATE_CACHE(re, &s->gb);
123.                 level = SHOW_SBITS(re, &s->gb, 8); SKIP_BITS(re, &s->gb, 8);
                                                        ^
124.                 if (level == -128) {
125.                     level = SHOW_UBITS(re, &s->gb, 8) - 256; LAST_SKIP_BITS(re, &s->gb, 8);
