libavcodec/aac.c:1156: error: Uninitialized Value
  The value read from lpc[_] was never initialized.

libavcodec/aac.c:1156:21: 
1154.             for (m = 0; m < size; m++, start += inc)
1155.                 for (i = 1; i <= FFMIN(m, order); i++)
1156.                     coef[start] -= coef[start - i*inc] * lpc[i-1];
                          ^
1157.         }
1158.     }
