lapack_int LAPACKE_dsposv	(	int	matrix_layout,
		char	uplo,
		lapack_int	n,
		lapack_int	nrhs,
		double *	a,
		lapack_int	lda,
		double *	b,
		lapack_int	ldb,
		double *	x,
		lapack_int	ldx,
		lapack_int *	iter
	)

Definition at line 36 of file lapacke_dsposv.c.

{
    lapack_int info = 0;
    float* swork = NULL;
    double* work = NULL;
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_dsposv", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    if( LAPACKE_dpo_nancheck( matrix_layout, uplo, n, a, lda ) ) {
        return -5;
    }
    if( LAPACKE_dge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
        return -7;
    }
#endif
    /* Allocate memory for working array(s) */
    swork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,n) * MAX(1,n+nrhs) );
    if( swork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    work = (double*)LAPACKE_malloc( sizeof(double) * MAX(1,n) * MAX(1,nrhs) );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_1;
    }
    /* Call middle-level interface */
    info = LAPACKE_dsposv_work( matrix_layout, uplo, n, nrhs, a, lda, b, ldb, x,
                                ldx, work, swork, iter );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_1:
    LAPACKE_free( swork );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_dsposv", info );
    }
    return info;
}

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