LAPACK  3.7.1
LAPACK: Linear Algebra PACKage

◆ LAPACKE_classq()

lapack_int LAPACKE_classq ( lapack_int  n,
lapack_complex_float x,
lapack_int  incx,
float *  scale,
float *  sumsq 
)

Definition at line 36 of file lapacke_classq.c.

38 {
39 #ifndef LAPACK_DISABLE_NAN_CHECK
40  /* Optionally check input vector `x` and in/out scalars `scale` and `sumsq` for NaNs */
41  if( LAPACKE_c_nancheck( 1+(n-2)*ABS(incx), x, incx ) ) {
42  return -2;
43  }
44  if( LAPACKE_s_nancheck( 1, scale, 1 ) ) {
45  return -4;
46  }
47  if( LAPACKE_s_nancheck( 1, sumsq, 1 ) ) {
48  return -5;
49  }
50 #endif
51  return LAPACKE_classq_work( n, x, incx, scale, sumsq );
52 }
lapack_int LAPACKE_classq_work(lapack_int n, lapack_complex_float *x, lapack_int incx, float *scale, float *sumsq)
#define ABS(x)
Definition: lapacke_utils.h:44
lapack_logical LAPACKE_s_nancheck(lapack_int n, const float *x, lapack_int incx)
lapack_logical LAPACKE_c_nancheck(lapack_int n, const lapack_complex_float *x, lapack_int incx)
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