LAPACK  3.7.1
LAPACK: Linear Algebra PACKage

◆ LAPACKE_cgttrs()

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

Definition at line 36 of file lapacke_cgttrs.c.

43 {
44  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
45  LAPACKE_xerbla( "LAPACKE_cgttrs", -1 );
46  return -1;
47  }
48 #ifndef LAPACK_DISABLE_NAN_CHECK
49  /* Optionally check input matrices for NaNs */
50  if( LAPACKE_cge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
51  return -10;
52  }
53  if( LAPACKE_c_nancheck( n, d, 1 ) ) {
54  return -6;
55  }
56  if( LAPACKE_c_nancheck( n-1, dl, 1 ) ) {
57  return -5;
58  }
59  if( LAPACKE_c_nancheck( n-1, du, 1 ) ) {
60  return -7;
61  }
62  if( LAPACKE_c_nancheck( n-2, du2, 1 ) ) {
63  return -8;
64  }
65 #endif
66  return LAPACKE_cgttrs_work( matrix_layout, trans, n, nrhs, dl, d, du, du2,
67  ipiv, b, ldb );
68 }
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
lapack_logical LAPACKE_cge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_float *a, lapack_int lda)
lapack_logical LAPACKE_c_nancheck(lapack_int n, const lapack_complex_float *x, lapack_int incx)
lapack_int LAPACKE_cgttrs_work(int matrix_layout, char trans, lapack_int n, lapack_int nrhs, const lapack_complex_float *dl, const lapack_complex_float *d, const lapack_complex_float *du, const lapack_complex_float *du2, const lapack_int *ipiv, lapack_complex_float *b, lapack_int ldb)
#define LAPACK_COL_MAJOR
Definition: lapacke.h:120
void LAPACKE_xerbla(const char *name, lapack_int info)
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