libavcodec/h264pred.c:257: error: Uninitialized Value
  The value read from t3 was never initialized.

libavcodec/h264pred.c:257:5: 
255.     src[2+0*stride]=
256.     src[3+2*stride]=(t1 + t2 + 1)>>1;
257.     src[3+0*stride]=(t2 + t3 + 1)>>1;
         ^
258.     src[0+1*stride]=
259.     src[1+3*stride]=(l0 + 2*lt + t0 + 2)>>2;
