libavcodec/wmavoice.c:1551: error: Uninitialized Value
  The value read from pitch[_] was never initialized.

libavcodec/wmavoice.c:1551:9: 
1549.             i_lsps[n] = cos(lsps[n]);
1550.         ff_acelp_lspd2lpc(i_lsps, lpcs, s->lsps >> 1);
1551.         postfilter(s, &synth[80], &samples[80], 80, lpcs,
              ^
1552.                    &s->zero_exc_pf[s->history_nsamples + MAX_FRAMESIZE * frame_idx + 80],
1553.                    frame_descs[bd_idx].fcb_type, pitch[0]);
