testdata/lapack/TESTING/LIN/derrqr.f
*> \brief \b DERRQR
*
* =========== DOCUMENTATION ===========
*
* Online html documentation available at
* http://www.netlib.org/lapack/explore-html/
*
* Definition:
* ===========
*
* SUBROUTINE DERRQR( PATH, NUNIT )
*
* .. Scalar Arguments ..
* CHARACTER*3 PATH
* INTEGER NUNIT
* ..
*
*
*> \par Purpose:
* =============
*>
*> \verbatim
*>
*> DERRQR tests the error exits for the DOUBLE PRECISION routines
*> that use the QR decomposition of a general matrix.
*> \endverbatim
*
* Arguments:
* ==========
*
*> \param[in] PATH
*> \verbatim
*> PATH is CHARACTER*3
*> The LAPACK path name for the routines to be tested.
*> \endverbatim
*>
*> \param[in] NUNIT
*> \verbatim
*> NUNIT is INTEGER
*> The unit number for output.
*> \endverbatim
*
* Authors:
* ========
*
*> \author Univ. of Tennessee
*> \author Univ. of California Berkeley
*> \author Univ. of Colorado Denver
*> \author NAG Ltd.
*
*> \date December 2016
*
*> \ingroup double_lin
*
* =====================================================================
SUBROUTINE DERRQR( PATH, NUNIT )
*
* -- LAPACK test routine (version 3.7.0) --
* -- LAPACK is a software package provided by Univ. of Tennessee, --
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
* December 2016
*
* .. Scalar Arguments ..
CHARACTER*3 PATH
INTEGER NUNIT
* ..
*
* =====================================================================
*
* .. Parameters ..
INTEGER NMAX
PARAMETER ( NMAX = 2 )
* ..
* .. Local Scalars ..
INTEGER I, INFO, J
* ..
* .. Local Arrays ..
DOUBLE PRECISION A( NMAX, NMAX ), AF( NMAX, NMAX ), B( NMAX ),
$ W( NMAX ), X( NMAX )
* ..
* .. External Subroutines ..
EXTERNAL ALAESM, CHKXER, DGEQR2, DGEQR2P, DGEQRF,
$ DGEQRFP, DGEQRS, DORG2R, DORGQR, DORM2R,
$ DORMQR
* ..
* .. Scalars in Common ..
LOGICAL LERR, OK
CHARACTER*32 SRNAMT
INTEGER INFOT, NOUT
* ..
* .. Common blocks ..
COMMON / INFOC / INFOT, NOUT, OK, LERR
COMMON / SRNAMC / SRNAMT
* ..
* .. Intrinsic Functions ..
INTRINSIC DBLE
* ..
* .. Executable Statements ..
*
NOUT = NUNIT
WRITE( NOUT, FMT = * )
*
* Set the variables to innocuous values.
*
DO 20 J = 1, NMAX
DO 10 I = 1, NMAX
A( I, J ) = 1.D0 / DBLE( I+J )
AF( I, J ) = 1.D0 / DBLE( I+J )
10 CONTINUE
B( J ) = 0.D0
W( J ) = 0.D0
X( J ) = 0.D0
20 CONTINUE
OK = .TRUE.
*
* Error exits for QR factorization
*
* DGEQRF
*
SRNAMT = 'DGEQRF'
INFOT = 1
CALL DGEQRF( -1, 0, A, 1, B, W, 1, INFO )
CALL CHKXER( 'DGEQRF', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DGEQRF( 0, -1, A, 1, B, W, 1, INFO )
CALL CHKXER( 'DGEQRF', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL DGEQRF( 2, 1, A, 1, B, W, 1, INFO )
CALL CHKXER( 'DGEQRF', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL DGEQRF( 1, 2, A, 1, B, W, 1, INFO )
CALL CHKXER( 'DGEQRF', INFOT, NOUT, LERR, OK )
*
* DGEQRFP
*
SRNAMT = 'DGEQRFP'
INFOT = 1
CALL DGEQRFP( -1, 0, A, 1, B, W, 1, INFO )
CALL CHKXER( 'DGEQRFP', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DGEQRFP( 0, -1, A, 1, B, W, 1, INFO )
CALL CHKXER( 'DGEQRFP', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL DGEQRFP( 2, 1, A, 1, B, W, 1, INFO )
CALL CHKXER( 'DGEQRFP', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL DGEQRFP( 1, 2, A, 1, B, W, 1, INFO )
CALL CHKXER( 'DGEQRFP', INFOT, NOUT, LERR, OK )
*
* DGEQR2
*
SRNAMT = 'DGEQR2'
INFOT = 1
CALL DGEQR2( -1, 0, A, 1, B, W, INFO )
CALL CHKXER( 'DGEQR2', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DGEQR2( 0, -1, A, 1, B, W, INFO )
CALL CHKXER( 'DGEQR2', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL DGEQR2( 2, 1, A, 1, B, W, INFO )
CALL CHKXER( 'DGEQR2', INFOT, NOUT, LERR, OK )
*
* DGEQR2P
*
SRNAMT = 'DGEQR2P'
INFOT = 1
CALL DGEQR2P( -1, 0, A, 1, B, W, INFO )
CALL CHKXER( 'DGEQR2P', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DGEQR2P( 0, -1, A, 1, B, W, INFO )
CALL CHKXER( 'DGEQR2P', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL DGEQR2P( 2, 1, A, 1, B, W, INFO )
CALL CHKXER( 'DGEQR2P', INFOT, NOUT, LERR, OK )
*
* DGEQRS
*
SRNAMT = 'DGEQRS'
INFOT = 1
CALL DGEQRS( -1, 0, 0, A, 1, X, B, 1, W, 1, INFO )
CALL CHKXER( 'DGEQRS', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DGEQRS( 0, -1, 0, A, 1, X, B, 1, W, 1, INFO )
CALL CHKXER( 'DGEQRS', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DGEQRS( 1, 2, 0, A, 2, X, B, 2, W, 1, INFO )
CALL CHKXER( 'DGEQRS', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL DGEQRS( 0, 0, -1, A, 1, X, B, 1, W, 1, INFO )
CALL CHKXER( 'DGEQRS', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DGEQRS( 2, 1, 0, A, 1, X, B, 2, W, 1, INFO )
CALL CHKXER( 'DGEQRS', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL DGEQRS( 2, 1, 0, A, 2, X, B, 1, W, 1, INFO )
CALL CHKXER( 'DGEQRS', INFOT, NOUT, LERR, OK )
INFOT = 10
CALL DGEQRS( 1, 1, 2, A, 1, X, B, 1, W, 1, INFO )
CALL CHKXER( 'DGEQRS', INFOT, NOUT, LERR, OK )
*
* DORGQR
*
SRNAMT = 'DORGQR'
INFOT = 1
CALL DORGQR( -1, 0, 0, A, 1, X, W, 1, INFO )
CALL CHKXER( 'DORGQR', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DORGQR( 0, -1, 0, A, 1, X, W, 1, INFO )
CALL CHKXER( 'DORGQR', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DORGQR( 1, 2, 0, A, 1, X, W, 2, INFO )
CALL CHKXER( 'DORGQR', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL DORGQR( 0, 0, -1, A, 1, X, W, 1, INFO )
CALL CHKXER( 'DORGQR', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL DORGQR( 1, 1, 2, A, 1, X, W, 1, INFO )
CALL CHKXER( 'DORGQR', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORGQR( 2, 2, 0, A, 1, X, W, 2, INFO )
CALL CHKXER( 'DORGQR', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL DORGQR( 2, 2, 0, A, 2, X, W, 1, INFO )
CALL CHKXER( 'DORGQR', INFOT, NOUT, LERR, OK )
*
* DORG2R
*
SRNAMT = 'DORG2R'
INFOT = 1
CALL DORG2R( -1, 0, 0, A, 1, X, W, INFO )
CALL CHKXER( 'DORG2R', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DORG2R( 0, -1, 0, A, 1, X, W, INFO )
CALL CHKXER( 'DORG2R', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DORG2R( 1, 2, 0, A, 1, X, W, INFO )
CALL CHKXER( 'DORG2R', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL DORG2R( 0, 0, -1, A, 1, X, W, INFO )
CALL CHKXER( 'DORG2R', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL DORG2R( 2, 1, 2, A, 2, X, W, INFO )
CALL CHKXER( 'DORG2R', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORG2R( 2, 1, 0, A, 1, X, W, INFO )
CALL CHKXER( 'DORG2R', INFOT, NOUT, LERR, OK )
*
* DORMQR
*
SRNAMT = 'DORMQR'
INFOT = 1
CALL DORMQR( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DORMQR( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL DORMQR( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL DORMQR( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORMQR( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORMQR( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORMQR( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL DORMQR( 'L', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO )
CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL DORMQR( 'R', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
INFOT = 10
CALL DORMQR( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
INFOT = 12
CALL DORMQR( 'L', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
INFOT = 12
CALL DORMQR( 'R', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO )
CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
*
* DORM2R
*
SRNAMT = 'DORM2R'
INFOT = 1
CALL DORM2R( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DORM2R( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL DORM2R( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL DORM2R( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORM2R( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORM2R( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORM2R( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL DORM2R( 'L', 'N', 2, 1, 0, A, 1, X, AF, 2, W, INFO )
CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL DORM2R( 'R', 'N', 1, 2, 0, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
INFOT = 10
CALL DORM2R( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, INFO )
CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
*
* Print a summary line.
*
CALL ALAESM( PATH, OK, NOUT )
*
RETURN
*
* End of DERRQR
*
END