LAPACK  3.6.1
LAPACK: Linear Algebra PACKage
lapack_int LAPACKE_dlarfg ( lapack_int  n,
double *  alpha,
double *  x,
lapack_int  incx,
double *  tau 
)

Definition at line 36 of file lapacke_dlarfg.c.

38 {
39 #ifndef LAPACK_DISABLE_NAN_CHECK
40  /* Optionally check input matrices for NaNs */
41  if( LAPACKE_d_nancheck( 1, alpha, 1 ) ) {
42  return -2;
43  }
44  if( LAPACKE_d_nancheck( 1+(n-2)*ABS(incx), x, incx ) ) {
45  return -3;
46  }
47 #endif
48  return LAPACKE_dlarfg_work( n, alpha, x, incx, tau );
49 }
ABS
#define ABS(x)
Definition: lapacke_utils.h:44
LAPACKE_d_nancheck
lapack_logical LAPACKE_d_nancheck(lapack_int n, const double *x, lapack_int incx)
Definition: lapacke_d_nancheck.c:37
LAPACKE_dlarfg_work
lapack_int LAPACKE_dlarfg_work(lapack_int n, double *alpha, double *x, lapack_int incx, double *tau)
Definition: lapacke_dlarfg_work.c:36

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