libavformat/mov.c:273: error: Integer Overflow L2
  ([-oo, -1+max(9223372036854775807, `atom.size`)] + 8):signed64.

libavformat/mov.c:252:1: <LHS trace>
250. }
251. 
252. static int mov_read_default(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
     ^
253. {
254.     int64_t total_size = 0;

libavformat/mov.c:252:1: Parameter `atom.size`
250. }
251. 
252. static int mov_read_default(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
     ^
253. {
254.     int64_t total_size = 0;

libavformat/mov.c:270:9: Assignment
268.         dprintf(c->fc, "type: %08x '%.4s' parent:'%.4s' sz: %"PRId64" %"PRId64" %"PRId64"\n",
269.                 a.type, (char*)&a.type, (char*)&atom.type, a.size, total_size, atom.size);
270.         total_size += 8;
             ^
271.         if (a.size == 1) { /* 64 bit extended size */
272.             a.size = get_be64(pb) - 8;

libavformat/mov.c:273:13: Binary operation: ([-oo, -1+max(9223372036854775807, atom.size)] + 8):signed64
271.         if (a.size == 1) { /* 64 bit extended size */
272.             a.size = get_be64(pb) - 8;
273.             total_size += 8;
                 ^
274.         }
275.         if (a.size == 0) {
