LAPACK  3.7.1
LAPACK: Linear Algebra PACKage

◆ LAPACKE_slassq()

lapack_int LAPACKE_slassq ( lapack_int  n,
float *  x,
lapack_int  incx,
float *  scale,
float *  sumsq 
)

Definition at line 36 of file lapacke_slassq.c.

37 {
38 #ifndef LAPACK_DISABLE_NAN_CHECK
39  /* Optionally check input vector `x` and in/out scalars `scale` and `sumsq` for NaNs */
40  if( LAPACKE_s_nancheck( 1+(n-2)*ABS(incx), x, incx ) ) {
41  return -2;
42  }
43  if( LAPACKE_s_nancheck( 1, scale, 1 ) ) {
44  return -4;
45  }
46  if( LAPACKE_s_nancheck( 1, sumsq, 1 ) ) {
47  return -5;
48  }
49 #endif
50  return LAPACKE_slassq_work( n, x, incx, scale, sumsq );
51 }
#define ABS(x)
Definition: lapacke_utils.h:44
lapack_int LAPACKE_slassq_work(lapack_int n, float *x, lapack_int incx, float *scale, float *sumsq)
lapack_logical LAPACKE_s_nancheck(lapack_int n, const float *x, lapack_int incx)
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