libavcodec/wavpack.c:313: error: Integer Overflow L2
  (32 - [0, max(63, `bc->bits_left`)]):unsigned32 by call to `bitstream_read`.

libavcodec/wavpack.c:291:1: Parameter `bc->bits_left`
289. }
290. 
291. static int wv_get_value(WavpackFrameContext *ctx, BitstreamContext *bc,
     ^
292.                         int channel, int *last)
293. {

libavcodec/wavpack.c:309:17: Call
307.             }
308.         } else {
309.             t = get_unary_0_33(bc);
                     ^
310.             if (t >= 2) {
311.                 if (bitstream_bits_left(bc) < t - 1)

libavcodec/unary.h:47:1: Parameter `bc->bits_left`
  45.  * @return Unary length/index
  46.  */
  47. static inline int get_unary_0_33(BitstreamContext *bc)
      ^
  48. {
  49.     return get_unary(bc, 0, 33);

libavcodec/unary.h:49:12: Call
  47. static inline int get_unary_0_33(BitstreamContext *bc)
  48. {
  49.     return get_unary(bc, 0, 33);
                 ^
  50. }
  51. 

libavcodec/unary.h:33:1: Parameter `bc->bits_left`
    31.  * @return Unary length/index
    32.  */
    33. static inline int get_unary(BitstreamContext *bc, int stop, int len)
        ^
    34. {
    35.     int i;

libavcodec/wavpack.c:313:21: Call
311.                 if (bitstream_bits_left(bc) < t - 1)
312.                     goto error;
313.                 t = bitstream_read(bc, t - 1) | (1 << (t - 1));
                         ^
314.             } else {
315.                 if (bitstream_bits_left(bc) < 0)

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

libavcodec/bitstream.h:189:9: Call
  187. 
  188.     if (n > bc->bits_left) {
  189.         refill_32(bc);
               ^
  190.         if (bc->bits_left < 32)
  191.             bc->bits_left = n;

libavcodec/bitstream.h:60:1: <RHS trace>
58. }
59. 
60. static inline void refill_32(BitstreamContext *bc)
    ^
61. {
62.     if (bc->ptr >= bc->buffer_end)

libavcodec/bitstream.h:60:1: Parameter `bc->bits_left`
    58. }
    59. 
    60. static inline void refill_32(BitstreamContext *bc)
        ^
    61. {
    62.     if (bc->ptr >= bc->buffer_end)

libavcodec/bitstream.h:68:5: Binary operation: (32 - [0, max(63, bc->bits_left)]):unsigned32 by call to `bitstream_read` 
    66.     bc->bits       = (uint64_t)AV_RL32(bc->ptr) << bc->bits_left | bc->bits;
    67. #else
    68.     bc->bits       = bc->bits | (uint64_t)AV_RB32(bc->ptr) << (32 - bc->bits_left);
            ^
    69. #endif
    70.     bc->ptr       += 4;
