libavcodec/mpeg12.c:271: error: Uninitialized Value
  The value read from re_size_plus8 was never initialized.

libavcodec/mpeg12.c:271:52: 
269.             } else {
270.                 /* escape */
271.                 run = SHOW_UBITS(re, &s->gb, 6)+1; LAST_SKIP_BITS(re, &s->gb, 6);
                                                        ^
272.                 UPDATE_CACHE(re, &s->gb);
273.                 level = SHOW_SBITS(re, &s->gb, 8); SKIP_BITS(re, &s->gb, 8);
