lapack_int LAPACKE_zpbcon	(	int	matrix_layout,
		char	uplo,
		lapack_int	n,
		lapack_int	kd,
		const lapack_complex_double *	ab,
		lapack_int	ldab,
		double	anorm,
		double *	rcond
	)

Definition at line 36 of file lapacke_zpbcon.c.

{
    lapack_int info = 0;
    double* rwork = NULL;
    lapack_complex_double* work = NULL;
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_zpbcon", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    if( LAPACKE_zpb_nancheck( matrix_layout, uplo, n, kd, ab, ldab ) ) {
        return -5;
    }
    if( LAPACKE_d_nancheck( 1, &anorm, 1 ) ) {
        return -7;
    }
#endif
    /* Allocate memory for working array(s) */
    rwork = (double*)LAPACKE_malloc( sizeof(double) * MAX(1,n) );
    if( rwork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    work = (lapack_complex_double*)
        LAPACKE_malloc( sizeof(lapack_complex_double) * MAX(1,2*n) );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_1;
    }
    /* Call middle-level interface */
    info = LAPACKE_zpbcon_work( matrix_layout, uplo, n, kd, ab, ldab, anorm,
                                rcond, work, rwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_1:
    LAPACKE_free( rwork );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_zpbcon", info );
    }
    return info;
}

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