libavcodec/aic.c:214: error: Integer Overflow L2
  ([0, +oo] - 1):unsigned32 by call to `bitstream_read_bit`.

libavcodec/aic.c:211:18: Call
209.     has_skips  = bitstream_read_bit(bc);
210.     coeff_type = bitstream_read_bit(bc);
211.     coeff_bits = bitstream_read(bc, 3);
                      ^
212. 
213.     if (has_skips) {

libavcodec/bitstream.h:183:1: Parameter `bc->bits_left`
  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/aic.c:214:21: Call
212. 
213.     if (has_skips) {
214.         skip_type = bitstream_read_bit(bc);
                         ^
215.         skip_bits = bitstream_read(bc, 3);
216. 

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;

static inline uint64_t get_val(BitstreamContext *bc, unsigned n)
{
#ifdef BITSTREAM_READER_LE
    uint64_t ret = bc->bits & ((UINT64_C(1) << n) - 1);
    bc->bits >>= n;
#else
    uint64_t ret = bc->bits >> (64 - n);
    bc->bits <<= n;
#endif
    bc->bits_left -= n;
    return ret;
}
['static int aic_decode_coeffs(BitstreamContext *bc, int16_t *dst,\n                             int band, int slice_width, int force_chroma)\n{\n    int has_skips, coeff_type, coeff_bits, skip_type, skip_bits;\n    const int num_coeffs = aic_num_band_coeffs[band];\n    const uint8_t *scan = aic_scan[band | force_chroma];\n    int mb, idx, val;\n    has_skips  = bitstream_read_bit(bc);\n    coeff_type = bitstream_read_bit(bc);\n    coeff_bits = bitstream_read(bc, 3);\n    if (has_skips) {\n        skip_type = bitstream_read_bit(bc);\n        skip_bits = bitstream_read(bc, 3);\n        for (mb = 0; mb < slice_width; mb++) {\n            idx = -1;\n            do {\n                GET_CODE(val, skip_type, skip_bits);\n                if (val < 0)\n                    return AVERROR_INVALIDDATA;\n                idx += val + 1;\n                if (idx >= num_coeffs)\n                    break;\n                GET_CODE(val, coeff_type, coeff_bits);\n                val++;\n                if (val >= 0x10000 || val < 0)\n                    return AVERROR_INVALIDDATA;\n                dst[scan[idx]] = val;\n            } while (idx < num_coeffs - 1);\n            dst += num_coeffs;\n        }\n    } else {\n        for (mb = 0; mb < slice_width; mb++) {\n            for (idx = 0; idx < num_coeffs; idx++) {\n                GET_CODE(val, coeff_type, coeff_bits);\n                if (val >= 0x10000 || val < 0)\n                    return AVERROR_INVALIDDATA;\n                dst[scan[idx]] = val;\n            }\n            dst += num_coeffs;\n        }\n    }\n    return 0;\n}', 'static inline uint32_t bitstream_read(BitstreamContext *bc, unsigned n)\n{\n    if (!n)\n        return 0;\n    if (n > bc->bits_left) {\n        refill_32(bc);\n        if (bc->bits_left < 32)\n            bc->bits_left = n;\n    }\n    return get_val(bc, n);\n}', 'static inline unsigned bitstream_read_bit(BitstreamContext *bc)\n{\n    if (!bc->bits_left)\n        refill_64(bc);\n    return get_val(bc, 1);\n}', 'static inline uint64_t get_val(BitstreamContext *bc, unsigned n)\n{\n#ifdef BITSTREAM_READER_LE\n    uint64_t ret = bc->bits & ((UINT64_C(1) << n) - 1);\n    bc->bits >>= n;\n#else\n    uint64_t ret = bc->bits >> (64 - n);\n    bc->bits <<= n;\n#endif\n    bc->bits_left -= n;\n    return ret;\n}']