lapacke_sggbak.c

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* Contents: Native high-level C interface to LAPACK function sggbak
* Author: Intel Corporation
* Generated November 2015
*****************************************************************************/
 
#include "lapacke_utils.h"
 
lapack_int LAPACKE_sggbak( int matrix_layout, char job, char side, lapack_int n,
                           lapack_int ilo, lapack_int ihi, const float* lscale,
                           const float* rscale, lapack_int m, float* v,
                           lapack_int ldv )
{
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_sggbak", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    if( LAPACKE_get_nancheck() ) {
        /* Optionally check input matrices for NaNs */
        if( LAPACKE_s_nancheck( n, lscale, 1 ) ) {
            return -7;
        }
        if( LAPACKE_s_nancheck( n, rscale, 1 ) ) {
            return -8;
        }
        if( LAPACKE_sge_nancheck( matrix_layout, n, m, v, ldv ) ) {
            return -10;
        }
    }
#endif
    return LAPACKE_sggbak_work( matrix_layout, job, side, n, ilo, ihi, lscale,
                                rscale, m, v, ldv );
}