libavformat/utils.c:1380: error: Integer Overflow L2
  ([0, 73014443352] + 32):unsigned32 by call to `av_fast_realloc`.

libavformat/utils.c:1371:1: Parameter `st->nb_index_entries`
1369. }
1370. 
1371. int av_add_index_entry(AVStream *st,
      ^
1372.                             int64_t pos, int64_t timestamp, int size, int distance, int flags)
1373. {

libavformat/utils.c:1380:15: Call
1378.         return -1;
1379. 
1380.     entries = av_fast_realloc(st->index_entries,
                    ^
1381.                               &st->index_entries_allocated_size,
1382.                               (st->nb_index_entries + 1) *

libavcodec/utils.c:51:1: <LHS trace>
49. static void *codec_mutex;
50. 
51. void *av_fast_realloc(void *ptr, unsigned int *size, FF_INTERNALC_MEM_TYPE min_size)
    ^
52. {
53.     if(min_size < *size)

libavcodec/utils.c:51:1: Parameter `min_size`
  49. static void *codec_mutex;
  50. 
  51. void *av_fast_realloc(void *ptr, unsigned int *size, FF_INTERNALC_MEM_TYPE min_size)
      ^
  52. {
  53.     if(min_size < *size)

libavcodec/utils.c:56:15: Binary operation: ([0, 73014443352] + 32):unsigned32 by call to `av_fast_realloc` 
  54.         return ptr;
  55. 
  56.     min_size= FFMAX(17*min_size/16 + 32, min_size);
                    ^
  57. 
  58.     ptr= av_realloc(ptr, min_size);
