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version 1.14, 2014/01/27 09:28:22	version 1.19, 2018/05/29 06:55:19
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*	*
* =========== DOCUMENTATION ===========	* =========== DOCUMENTATION ===========
*	*
* Online html documentation available at	* Online html documentation available at
* http://www.netlib.org/lapack/explore-html/	* http://www.netlib.org/lapack/explore-html/
*	*
*> \htmlonly	*> \htmlonly
*> Download DLARRD + dependencies	*> Download DLARRD + dependencies
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/dlarrd.f">	*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/dlarrd.f">
*> [TGZ]</a>	*> [TGZ]</a>
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/dlarrd.f">	*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/dlarrd.f">
*> [ZIP]</a>	*> [ZIP]</a>
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/dlarrd.f">	*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/dlarrd.f">
*> [TXT]</a>	*> [TXT]</a>
*> \endhtmlonly	*> \endhtmlonly
*	*
* Definition:	* Definition:
* ===========	* ===========
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* RELTOL, D, E, E2, PIVMIN, NSPLIT, ISPLIT,	* RELTOL, D, E, E2, PIVMIN, NSPLIT, ISPLIT,
* M, W, WERR, WL, WU, IBLOCK, INDEXW,	* M, W, WERR, WL, WU, IBLOCK, INDEXW,
* WORK, IWORK, INFO )	* WORK, IWORK, INFO )
*	*
* .. Scalar Arguments ..	* .. Scalar Arguments ..
* CHARACTER ORDER, RANGE	* CHARACTER ORDER, RANGE
* INTEGER IL, INFO, IU, M, N, NSPLIT	* INTEGER IL, INFO, IU, M, N, NSPLIT
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* DOUBLE PRECISION D( * ), E( * ), E2( * ),	* DOUBLE PRECISION D( * ), E( * ), E2( * ),
* $ GERS( * ), W( * ), WERR( * ), WORK( * )	* $ GERS( * ), W( * ), WERR( * ), WORK( * )
* ..	* ..
*	*
*	*
*> \par Purpose:	*> \par Purpose:
* =============	* =============
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*> \param[in] VL	*> \param[in] VL
*> \verbatim	*> \verbatim
*> VL is DOUBLE PRECISION	*> VL is DOUBLE PRECISION
	*> If RANGE='V', the lower bound of the interval to
	*> be searched for eigenvalues. Eigenvalues less than or equal
	*> to VL, or greater than VU, will not be returned. VL < VU.
	*> Not referenced if RANGE = 'A' or 'I'.
*> \endverbatim	*> \endverbatim
*>	*>
*> \param[in] VU	*> \param[in] VU
*> \verbatim	*> \verbatim
*> VU is DOUBLE PRECISION	*> VU is DOUBLE PRECISION
*> If RANGE='V', the lower and upper bounds of the interval to	*> If RANGE='V', the upper bound of the interval to
*> be searched for eigenvalues. Eigenvalues less than or equal	*> be searched for eigenvalues. Eigenvalues less than or equal
*> to VL, or greater than VU, will not be returned. VL < VU.	*> to VL, or greater than VU, will not be returned. VL < VU.
*> Not referenced if RANGE = 'A' or 'I'.	*> Not referenced if RANGE = 'A' or 'I'.
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*> \param[in] IL	*> \param[in] IL
*> \verbatim	*> \verbatim
*> IL is INTEGER	*> IL is INTEGER
	*> If RANGE='I', the index of the
	*> smallest eigenvalue to be returned.
	*> 1 <= IL <= IU <= N, if N > 0; IL = 1 and IU = 0 if N = 0.
	*> Not referenced if RANGE = 'A' or 'V'.
*> \endverbatim	*> \endverbatim
*>	*>
*> \param[in] IU	*> \param[in] IU
*> \verbatim	*> \verbatim
*> IU is INTEGER	*> IU is INTEGER
*> If RANGE='I', the indices (in ascending order) of the	*> If RANGE='I', the index of the
*> smallest and largest eigenvalues to be returned.	*> largest eigenvalue to be returned.
*> 1 <= IL <= IU <= N, if N > 0; IL = 1 and IU = 0 if N = 0.	*> 1 <= IL <= IU <= N, if N > 0; IL = 1 and IU = 0 if N = 0.
*> Not referenced if RANGE = 'A' or 'V'.	*> Not referenced if RANGE = 'A' or 'V'.
*> \endverbatim	*> \endverbatim
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* Authors:	* Authors:
* ========	* ========
*	*
*> \author Univ. of Tennessee	*> \author Univ. of Tennessee
*> \author Univ. of California Berkeley	*> \author Univ. of California Berkeley
*> \author Univ. of Colorado Denver	*> \author Univ. of Colorado Denver
*> \author NAG Ltd.	*> \author NAG Ltd.
*	*
*> \date September 2012	*> \date June 2016
*	*
*> \ingroup auxOTHERauxiliary	*> \ingroup OTHERauxiliary
*	*
* =====================================================================	* =====================================================================
SUBROUTINE DLARRD( RANGE, ORDER, N, VL, VU, IL, IU, GERS,	SUBROUTINE DLARRD( RANGE, ORDER, N, VL, VU, IL, IU, GERS,
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$ M, W, WERR, WL, WU, IBLOCK, INDEXW,	$ M, W, WERR, WL, WU, IBLOCK, INDEXW,
$ WORK, IWORK, INFO )	$ WORK, IWORK, INFO )
*	*
* -- LAPACK auxiliary routine (version 3.4.2) --	* -- LAPACK auxiliary routine (version 3.7.1) --
* -- LAPACK is a software package provided by Univ. of Tennessee, --	* -- LAPACK is a software package provided by Univ. of Tennessee, --
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--	* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
* September 2012	* June 2016
*	*
* .. Scalar Arguments ..	* .. Scalar Arguments ..
CHARACTER ORDER, RANGE	CHARACTER ORDER, RANGE
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*	*
INFO = 0	INFO = 0
*	*
	* Quick return if possible
	*
	IF( N.LE.0 ) THEN
	RETURN
	END IF
	*
* Decode RANGE	* Decode RANGE
*	*
IF( LSAME( RANGE, 'A' ) ) THEN	IF( LSAME( RANGE, 'A' ) ) THEN

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