LAPACK  3.8.0
LAPACK: Linear Algebra PACKage

◆ LAPACKE_zgttrs()

lapack_int LAPACKE_zgttrs ( int  matrix_layout,
char  trans,
lapack_int  n,
lapack_int  nrhs,
const lapack_complex_double dl,
const lapack_complex_double d,
const lapack_complex_double du,
const lapack_complex_double du2,
const lapack_int ipiv,
lapack_complex_double b,
lapack_int  ldb 
)

Definition at line 36 of file lapacke_zgttrs.c.

43 {
44  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
45  LAPACKE_xerbla( "LAPACKE_zgttrs", -1 );
46  return -1;
47  }
48 #ifndef LAPACK_DISABLE_NAN_CHECK
49  if( LAPACKE_get_nancheck() ) {
50  /* Optionally check input matrices for NaNs */
51  if( LAPACKE_zge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
52  return -10;
53  }
54  if( LAPACKE_z_nancheck( n, d, 1 ) ) {
55  return -6;
56  }
57  if( LAPACKE_z_nancheck( n-1, dl, 1 ) ) {
58  return -5;
59  }
60  if( LAPACKE_z_nancheck( n-1, du, 1 ) ) {
61  return -7;
62  }
63  if( LAPACKE_z_nancheck( n-2, du2, 1 ) ) {
64  return -8;
65  }
66  }
67 #endif
68  return LAPACKE_zgttrs_work( matrix_layout, trans, n, nrhs, dl, d, du, du2,
69  ipiv, b, ldb );
70 }
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_zgttrs_work(int matrix_layout, char trans, lapack_int n, lapack_int nrhs, const lapack_complex_double *dl, const lapack_complex_double *d, const lapack_complex_double *du, const lapack_complex_double *du2, const lapack_int *ipiv, lapack_complex_double *b, lapack_int ldb)
#define LAPACK_COL_MAJOR
Definition: lapacke.h:120
void LAPACKE_xerbla(const char *name, lapack_int info)
lapack_logical LAPACKE_zge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_double *a, lapack_int lda)
int LAPACKE_get_nancheck()
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