libavcodec/4xm.c:211: error: Uninitialized Value
  The value read from temp[_] was never initialized.

libavcodec/4xm.c:211:9: 
209.         tmp2 = tmp11 - tmp12;
210. 
211.         z13 = temp[5 + i] + temp[3 + i];
             ^
212.         z10 = temp[5 + i] - temp[3 + i];
213.         z11 = temp[1 + i] + temp[7 + i];
