libavcodec/h264pred.c:337: error: Uninitialized Value
  The value read from l3 was never initialized.

libavcodec/h264pred.c:337:5: 
335.     src[1+1*stride]=(l1 + 2*l2 + l3 + 2)>>2;
336.     src[2+1*stride]=
337.     src[0+2*stride]=(l2 + l3 + 1)>>1;
         ^
338.     src[3+1*stride]=
339.     src[1+2*stride]=(l2 + 2*l3 + l3 + 2)>>2;
