libavcodec/tta.c:429: error: Integer Overflow L2
  ([0, +oo] - 32):unsigned32 by call to `bitstream_skip`.

libavcodec/tta.c:424:5: Call
422.     }
423. 
424.     bitstream_align(&s->bc);
         ^
425.     if (bitstream_bits_left(&s->bc) < 32) {
426.         ret = AVERROR_INVALIDDATA;

libavcodec/bitstream.h:271:1: Parameter `bc->bits_left`
  269. 
  270. /* Skip bits to a byte boundary. */
  271. static inline const uint8_t *bitstream_align(BitstreamContext *bc)
       ^
  272. {
  273.     unsigned n = -bitstream_tell(bc) & 7;

libavcodec/tta.c:429:5: Call
427.         goto error;
428.     }
429.     bitstream_skip(&s->bc, 32); // frame CRC
         ^
430. 
431.     // convert to output buffer

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

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

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

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

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

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

libavcodec/bitstream.h:237:5: Binary operation: ([0, +oo] - 32):unsigned32 by call to `bitstream_skip` 
    235.     bc->bits <<= n;
    236. #endif
    237.     bc->bits_left -= n;
             ^
    238. }
    239. 
