src/Eigen/eigenvalue.cpp:515: error: DEAD_STORE
  The value written to &driver (type int) is never used.
Showing all 1 steps of the trace


src/Eigen/eigenvalue.cpp:515:5: Write of unused value
513.       long maxit=0;  // the maximum number of Arnoldi iterations
514.       double sigma=0;
515.       int driver = 4; //
           ^
516.       int mymode = -1;// unset
517.       KN<double> * evalue=0;