libavcodec/h264pred.c:306: error: Uninitialized Value
  The value read from t2 was never initialized.

libavcodec/h264pred.c:306:5: 
304.     src[0+1*stride]=(t0 + 2*t1 + t2 + l2 + 2*l3 + l4 + 4)>>3;
305.     src[1+1*stride]=
306.     src[0+3*stride]=(t1 + 2*t2 + t3 + 2)>>2;
         ^
307.     src[2+1*stride]=
308.     src[1+3*stride]=(t2 + 2*t3 + t4 + 2)>>2;
