libavcodec/mpc.c:55: error: Buffer Overrun L2
  Offset: [3+min(0, `c->synth_buf_offset[*]`), 4+max(511, `c->synth_buf_offset[*]`)] (⇐ [min(0, `c->synth_buf_offset[*]`), 1+max(511, `c->synth_buf_offset[*]`)] + 3) Size: 2 by call to `ff_mpa_synth_filter`.

libavcodec/mpc.c:46:1: Parameter `c->synth_buf[*]`
44.  * Process decoded Musepack data and produce PCM
45.  */
46. static void mpc_synth(MPCContext *c, int16_t *out)
    ^
47. {
48.     int dither_state = 0;

libavcodec/mpc.c:55:13: Call
53.         samples_ptr = samples + ch;
54.         for(i = 0; i < SAMPLES_PER_BAND; i++) {
55.             ff_mpa_synth_filter(c->synth_buf[ch], &(c->synth_buf_offset[ch]),
                ^
56.                                 mpa_window, &dither_state,
57.                                 samples_ptr, 2,

libavcodec/mpegaudiodec.c:844:1: Parameter `*synth_buf_ptr`
  842.    32 samples. */
  843. /* XXX: optimize by avoiding ring buffer usage */
  844. void ff_mpa_synth_filter(MPA_INT *synth_buf_ptr, int *synth_buf_offset,
       ^
  845.                          MPA_INT *window, int *dither_state,
  846.                          OUT_INT *samples, int incr,

libavcodec/mpegaudiodec.c:861:5: Assignment
  859. 
  860.     offset = *synth_buf_offset;
  861.     synth_buf = synth_buf_ptr + offset;
           ^
  862. 
  863. #if FRAC_BITS <= 15

libavcodec/mpegaudiodec.c:871:5: Call
  869.     }
  870. #else
  871.     dct32(synth_buf, sb_samples);
           ^
  872. #endif
  873. 

libavcodec/mpegaudiodec.c:590:1: <Length trace>
588. 
589. /* DCT32 without 1/sqrt(2) coef zero scaling. */
590. static void dct32(int32_t *out, int32_t *tab)
     ^
591. {
592.     int tmp0, tmp1;

libavcodec/mpegaudiodec.c:590:1: Parameter `*out`
    588. 
    589. /* DCT32 without 1/sqrt(2) coef zero scaling. */
    590. static void dct32(int32_t *out, int32_t *tab)
         ^
    591. {
    592.     int tmp0, tmp1;

libavcodec/mpegaudiodec.c:738:5: Array access: Offset: [3+min(0, c->synth_buf_offset[*]), 4+max(511, c->synth_buf_offset[*])] (⇐ [min(0, c->synth_buf_offset[*]), 1+max(511, c->synth_buf_offset[*])] + 3) Size: 2 by call to `ff_mpa_synth_filter` 
    736.     out[13] = tab[22] + tab[30];
    737.     out[29] = tab[23] + tab[31];
    738.     out[ 3] = tab[24] + tab[20];
             ^
    739.     out[19] = tab[25] + tab[21];
    740.     out[11] = tab[26] + tab[22];
