libavcodec/vorbis_dec.c:663: error: Uninitialized Value
  The value read from cascade[_] was never initialized.

libavcodec/vorbis_dec.c:663:21: 
661.         for(j=0;j<res_setup->classifications;++j) {
662.             for(k=0;k<8;++k) {
663.                 if (cascade[j]&(1<<k)) {
                         ^
664.                         res_setup->books[j][k]=get_bits(gb, 8);
665. 
