examples++-load/dfft.cpp:219: error: DEAD_STORE The value written to &jj (type int) is never used. Showing all 1 steps of the trace examples++-load/dfft.cpp:219:27: Write of unused value 217. int ii=i, jj=j; 218. if( ii > n2) ii=i-n; 219. if( jj > m2) jj=j-n; ^ 220. R2 P(i*ki+ki0 ,j*kj+kj0); 221. mp->set(P.x,P.y);