libavcodec/wmavoice.c:720: error: Uninitialized Value
  The value read from remainder was never initialized.

libavcodec/wmavoice.c:720:15: 
718.     /* move remainder of filter output into a cache for future runs */
719.     if (fcb_type != FCB_TYPE_SILENCE) {
720.         lim = FFMIN(remainder, s->denoise_filter_cache_size);
                   ^
721.         for (n = 0; n < lim; n++)
722.             s->denoise_filter_cache[n] += synth_pf[size + n];
