libavcodec/ivi_dsp.c:94: error: Uninitialized Value
  The value read from b3_5 was never initialized.

libavcodec/ivi_dsp.c:94:13: 
92.             b3_1 = b3_2; // b3[x-1,y-1] = b3[x  ,y-1]
93.             b3_2 = b3_3; // b3[x  ,y-1] = b3[x+1,y-1]
94.             b3_4 = b3_5; // b3[x-1,y  ] = b3[x  ,y  ]
                ^
95.             b3_5 = b3_6; // b3[x  ,y  ] = b3[x+1,y  ]
96.             b3_7 = b3_8; // vert_HPF(x-1)
