LAPACK  3.6.1 LAPACK: Linear Algebra PACKage
 lapack_int LAPACKE_zlarft ( int matrix_layout, char direct, char storev, lapack_int n, lapack_int k, const lapack_complex_double * v, lapack_int ldv, const lapack_complex_double * tau, lapack_complex_double * t, lapack_int ldt )

Definition at line 36 of file lapacke_zlarft.c.

41 {
42  lapack_int ncols_v, nrows_v;
43  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
44  LAPACKE_xerbla( "LAPACKE_zlarft", -1 );
45  return -1;
46  }
47 #ifndef LAPACK_DISABLE_NAN_CHECK
48  /* Optionally check input matrices for NaNs */
49  ncols_v = LAPACKE_lsame( storev, 'c' ) ? k :
50  ( LAPACKE_lsame( storev, 'r' ) ? n : 1);
51  nrows_v = LAPACKE_lsame( storev, 'c' ) ? n :
52  ( LAPACKE_lsame( storev, 'r' ) ? k : 1);
53  if( LAPACKE_z_nancheck( k, tau, 1 ) ) {
54  return -8;
55  }
56  if( LAPACKE_zge_nancheck( matrix_layout, nrows_v, ncols_v, v, ldv ) ) {
57  return -6;
58  }
59 #endif
60  return LAPACKE_zlarft_work( matrix_layout, direct, storev, n, k, v, ldv, tau,
61  t, ldt );
62 }
lapack_logical LAPACKE_z_nancheck(lapack_int n, const lapack_complex_double *x, lapack_int incx)
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
lapack_int LAPACKE_zlarft_work(int matrix_layout, char direct, char storev, lapack_int n, lapack_int k, const lapack_complex_double *v, lapack_int ldv, const lapack_complex_double *tau, lapack_complex_double *t, lapack_int ldt)
lapack_logical LAPACKE_lsame(char ca, char cb)
Definition: lapacke_lsame.c:36
#define LAPACK_COL_MAJOR
Definition: lapacke.h:120
void LAPACKE_xerbla(const char *name, lapack_int info)
#define lapack_int
Definition: lapacke.h:47
lapack_logical LAPACKE_zge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_double *a, lapack_int lda)

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