libavcodec/mpeg12.c:121: error: Uninitialized Value
  The value read from re_size_plus8 was never initialized.

libavcodec/mpeg12.c:121:54: 
119.             } else {
120.                 /* escape */
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);
