libavcodec/ac3.c:164: error: Uninitialized Value
  The value read from slowleak was never initialized.

libavcodec/ac3.c:164:24: 
162.                 lowcomp = calc_lowcomp(lowcomp, band_psd[band], band_psd[band+1], band);
163.             fastleak = FFMAX(fastleak - s->fast_decay, band_psd[band] - fast_gain);
164.             slowleak = FFMAX(slowleak - s->slow_decay, band_psd[band] - s->slow_gain);
                            ^
165.             excite[band] = FFMAX(fastleak - lowcomp, slowleak);
166.         }
