LAPACK 3.11.0
LAPACK: Linear Algebra PACKage
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◆ LAPACKE_sgttrf()

lapack_int LAPACKE_sgttrf ( lapack_int  n,
float *  dl,
float *  d,
float *  du,
float *  du2,
lapack_int ipiv 
)

Definition at line 35 of file lapacke_sgttrf.c.

37{
38#ifndef LAPACK_DISABLE_NAN_CHECK
39 if( LAPACKE_get_nancheck() ) {
40 /* Optionally check input matrices for NaNs */
41 if( LAPACKE_s_nancheck( n, d, 1 ) ) {
42 return -3;
43 }
44 if( LAPACKE_s_nancheck( n-1, dl, 1 ) ) {
45 return -2;
46 }
47 if( LAPACKE_s_nancheck( n-1, du, 1 ) ) {
48 return -4;
49 }
50 }
51#endif
52 return LAPACKE_sgttrf_work( n, dl, d, du, du2, ipiv );
53}
lapack_int LAPACKE_sgttrf_work(lapack_int n, float *dl, float *d, float *du, float *du2, lapack_int *ipiv)
int LAPACKE_get_nancheck(void)
lapack_logical LAPACKE_s_nancheck(lapack_int n, const float *x, lapack_int incx)
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