LAPACK  3.7.0
LAPACK: Linear Algebra PACKage
lapack_int LAPACKE_sspevx ( int  matrix_layout,
char  jobz,
char  range,
char  uplo,
lapack_int  n,
float *  ap,
float  vl,
float  vu,
lapack_int  il,
lapack_int  iu,
float  abstol,
lapack_int m,
float *  w,
float *  z,
lapack_int  ldz,
lapack_int ifail 
)