libavcodec/vorbis_dec.c:1537: error: Uninitialized Value
  The value read from no_residue[_] was never initialized.

libavcodec/vorbis_dec.c:1537:15: 
1535. 
1536.     for (i = mapping->coupling_steps - 1; i >= 0; --i) {
1537.         if (!(no_residue[mapping->magnitude[i]] & no_residue[mapping->angle[i]])) {
                    ^
1538.             no_residue[mapping->magnitude[i]] = 0;
1539.             no_residue[mapping->angle[i]]     = 0;
