libavcodec/proresdec.c:317: error: Uninitialized Value
  The value read from re_size_plus8 was never initialized.

libavcodec/proresdec.c:317:13: 
315.             prefix_len = log + 1;
316.             code = (log << rice_order) + NEG_USR32(buf << prefix_len, rice_order);
317.             LAST_SKIP_BITS(re, gb, prefix_len + rice_order);
                 ^
318.         }
319.     } else { /* otherwise we got a exp golomb code */
