libavcodec/wma.c:437: error: Integer Overflow L2
  ([0, +oo] - 1):unsigned32 by call to `bitstream_read_bit`.

libavcodec/wma.c:421:1: Parameter `(*vlc->table)[*]`
419.  * @return 0 on success, -1 otherwise
420.  */
421. int ff_wma_run_level_decode(AVCodecContext *avctx, BitstreamContext *bc,
     ^
422.                             VLC *vlc, const float *level_table,
423.                             const uint16_t *run_table, int version,

libavcodec/wma.c:433:16: Call
431.     const unsigned int coef_mask = block_len - 1;
432.     for (; offset < num_coefs; offset++) {
433.         code = bitstream_read_vlc(bc, vlc->table, VLCBITS, VLCMAX);
                    ^
434.         if (code > 1) {
435.             /** normal code */

libavcodec/bitstream.h:313:1: Parameter `(*table)[*]`
  311.  * If the VLC code is invalid and max_depth > 1, then the number of bits removed
  312.  * is undefined. */
  313. static inline int bitstream_read_vlc(BitstreamContext *bc, VLC_TYPE (*table)[2],
       ^
  314.                                      int bits, int max_depth)
  315. {

libavcodec/bitstream.h:319:5: Assignment
  317.     unsigned idx = bitstream_peek(bc, bits);
  318.     int code = table[idx][0];
  319.     int n    = table[idx][1];
           ^
  320. 
  321.     if (max_depth > 1 && n < 0) {

libavcodec/bitstream.h:329:5: Call
  327.         }
  328.     }
  329.     skip_remaining(bc, n);
           ^
  330. 
  331.     return code;

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: Assignment
    235.     bc->bits <<= n;
    236. #endif
    237.     bc->bits_left -= n;
             ^
    238. }
    239. 

libavcodec/wma.c:437:40: Call
435.             /** normal code */
436.             offset                  += run_table[code];
437.             sign                     = bitstream_read_bit(bc) - 1;
                                            ^
438.             iptr[offset & coef_mask] = ilvl[code] ^ sign << 31;
439.         } else if (code == 1) {

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

libavcodec/bitstream.h:150:12: Call
  148.         refill_64(bc);
  149. 
  150.     return get_val(bc, 1);
                  ^
  151. }
  152. 

libavcodec/bitstream.h:130:1: <LHS trace>
128. }
129. 
130. static inline uint64_t get_val(BitstreamContext *bc, unsigned n)
     ^
131. {
132. #ifdef BITSTREAM_READER_LE

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

libavcodec/bitstream.h:130:1: <RHS trace>
128. }
129. 
130. static inline uint64_t get_val(BitstreamContext *bc, unsigned n)
     ^
131. {
132. #ifdef BITSTREAM_READER_LE

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

libavcodec/bitstream.h:139:5: Binary operation: ([0, +oo] - 1):unsigned32 by call to `bitstream_read_bit` 
    137.     bc->bits <<= n;
    138. #endif
    139.     bc->bits_left -= n;
             ^
    140. 
    141.     return ret;
