libavcodec/mpegaudiodec.c:1092: error: Uninitialized Value
  The value read from tmp[_] was never initialized.

libavcodec/mpegaudiodec.c:1092:9: 
1090. 
1091.         t2 = tmp[i + 1];
1092.         t3 = tmp[i + 3];
              ^
1093.         s1 = MULH(2*(t3 + t2), icos36h[j]);
1094.         s3 = MULL(t3 - t2, icos36[8 - j]);
