libavcodec/takdec.c:785: error: Integer Overflow L2
  ([0, +oo] - 6):unsigned32 by call to `bitstream_skip`.

libavcodec/takdec.c:688:16: Call
686.     bitstream_init8(bc, pkt->data, pkt->size);
687. 
688.     if ((ret = ff_tak_decode_frame_header(avctx, bc, &s->ti, 0)) < 0)
                    ^
689.         return ret;
690. 

libavcodec/tak.c:127:9: Call
  125.                                TAKStreamInfo *ti, int log_level_offset)
  126. {
  127.     if (bitstream_read(bc, TAK_FRAME_HEADER_SYNC_ID_BITS) != TAK_FRAME_HEADER_SYNC_ID) {
               ^
  128.         av_log(avctx, AV_LOG_ERROR + log_level_offset, "missing sync id\n");
  129.         return AVERROR_INVALIDDATA;

libavcodec/bitstream.h:182:1: Parameter `bc->bits_left`
    180. 
    181. /* Return n bits from the buffer. n has to be in the 0-32 range. */
    182. static inline uint32_t bitstream_read(BitstreamContext *bc, unsigned n)
         ^
    183. {
    184.     if (!n)

libavcodec/takdec.c:783:21: Call
781. 
782.             if (avctx->channels == 2) {
783.                 if (bitstream_read_bit(bc)) {
                         ^
784.                     // some kind of subframe length, but it seems to be unused
785.                     bitstream_skip(bc, 6);

libavcodec/bitstream.h:144:1: Parameter `bc->bits_left`
  142. 
  143. /* Return one bit from the buffer. */
  144. static inline unsigned bitstream_read_bit(BitstreamContext *bc)
       ^
  145. {
  146.     if (!bc->bits_left)

libavcodec/bitstream.h:149:12: Call
  147.         refill_64(bc);
  148. 
  149.     return get_val(bc, 1);
                  ^
  150. }
  151. 

libavcodec/bitstream.h:129:1: Parameter `n`
    127. }
    128. 
    129. static inline uint64_t get_val(BitstreamContext *bc, unsigned n)
         ^
    130. {
    131. #ifdef BITSTREAM_READER_LE

libavcodec/bitstream.h:138:5: Assignment
    136.     bc->bits <<= n;
    137. #endif
    138.     bc->bits_left -= n;
             ^
    139. 
    140.     return ret;

libavcodec/takdec.c:785:21: Call
783.                 if (bitstream_read_bit(bc)) {
784.                     // some kind of subframe length, but it seems to be unused
785.                     bitstream_skip(bc, 6);
                         ^
786.                 }
787. 

libavcodec/bitstream.h:240:1: Parameter `n`
  238. 
  239. /* Skip n bits in the buffer. */
  240. static inline void bitstream_skip(BitstreamContext *bc, unsigned n)
       ^
  241. {
  242.     if (n < bc->bits_left)

libavcodec/bitstream.h:243:9: Call
  241. {
  242.     if (n < bc->bits_left)
  243.         skip_remaining(bc, n);
               ^
  244.     else {
  245.         n -= bc->bits_left;

libavcodec/bitstream.h:229:1: <LHS trace>
227. }
228. 
229. static inline void skip_remaining(BitstreamContext *bc, unsigned n)
     ^
230. {
231. #ifdef BITSTREAM_READER_LE

libavcodec/bitstream.h:229:1: Parameter `bc->bits_left`
    227. }
    228. 
    229. static inline void skip_remaining(BitstreamContext *bc, unsigned n)
         ^
    230. {
    231. #ifdef BITSTREAM_READER_LE

libavcodec/bitstream.h:229:1: <RHS trace>
227. }
228. 
229. static inline void skip_remaining(BitstreamContext *bc, unsigned n)
     ^
230. {
231. #ifdef BITSTREAM_READER_LE

libavcodec/bitstream.h:229:1: Parameter `n`
    227. }
    228. 
    229. static inline void skip_remaining(BitstreamContext *bc, unsigned n)
         ^
    230. {
    231. #ifdef BITSTREAM_READER_LE

libavcodec/bitstream.h:236:5: Binary operation: ([0, +oo] - 6):unsigned32 by call to `bitstream_skip` 
    234.     bc->bits <<= n;
    235. #endif
    236.     bc->bits_left -= n;
             ^
    237. }
    238. 
