inline std::ptrdiff_t pptri( const UpLo, const fortran_int_t n, float* ap ) { fortran_int_t info(0); LAPACK_SPPTRI( &lapack_option< UpLo >::value, &n, ap, &info ); return info; }
inline void pptri (char const uplo, int const n, float* ap, int* info) { LAPACK_SPPTRI (&uplo, &n, ap, info); }