libavcodec/h264pred.c:117: error: Uninitialized Value
  The value read from l0 was never initialized.

libavcodec/h264pred.c:117:5: 
115.     src[0+1*stride]=
116.     src[1+2*stride]=
117.     src[2+3*stride]=(l1 + 2*l0 + lt + 2)>>2;
         ^
118.     src[0+0*stride]=
119.     src[1+1*stride]=
