libavcodec/h264pred.c:390: error: Uninitialized Value
  The value read from l3 was never initialized.

libavcodec/h264pred.c:390:5: 
388.     src[1+3*stride]=l3;
389.     src[0+3*stride]=
390.     src[2+2*stride]=(t6 + t7 + 2*l3 + 2)>>2;
         ^
391.     src[2+3*stride]=
392.     src[3+3*stride]=l3;
