298 lines
9.1 KiB
Fortran
298 lines
9.1 KiB
Fortran
*> \brief \b DERRQL
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*
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* =========== DOCUMENTATION ===========
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*
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* Online html documentation available at
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* http://www.netlib.org/lapack/explore-html/
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*
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* Definition:
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* ===========
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*
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* SUBROUTINE DERRQL( PATH, NUNIT )
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*
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* .. Scalar Arguments ..
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* CHARACTER*3 PATH
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* INTEGER NUNIT
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* ..
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*
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*
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*> \par Purpose:
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* =============
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*>
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*> \verbatim
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*>
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*> DERRQL tests the error exits for the DOUBLE PRECISION routines
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*> that use the QL decomposition of a general matrix.
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*> \endverbatim
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*
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* Arguments:
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* ==========
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*
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*> \param[in] PATH
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*> \verbatim
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*> PATH is CHARACTER*3
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*> The LAPACK path name for the routines to be tested.
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*> \endverbatim
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*>
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*> \param[in] NUNIT
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*> \verbatim
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*> NUNIT is INTEGER
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*> The unit number for output.
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*> \endverbatim
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*
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* Authors:
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* ========
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*
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*> \author Univ. of Tennessee
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*> \author Univ. of California Berkeley
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*> \author Univ. of Colorado Denver
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*> \author NAG Ltd.
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*
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*> \ingroup double_lin
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*
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* =====================================================================
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SUBROUTINE DERRQL( PATH, NUNIT )
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*
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* -- LAPACK test routine --
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* -- LAPACK is a software package provided by Univ. of Tennessee, --
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* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
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*
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* .. Scalar Arguments ..
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CHARACTER*3 PATH
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INTEGER NUNIT
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* ..
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*
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* =====================================================================
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*
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* .. Parameters ..
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INTEGER NMAX
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PARAMETER ( NMAX = 2 )
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* ..
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* .. Local Scalars ..
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INTEGER I, INFO, J
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* ..
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* .. Local Arrays ..
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DOUBLE PRECISION A( NMAX, NMAX ), AF( NMAX, NMAX ), B( NMAX ),
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$ W( NMAX ), X( NMAX )
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* ..
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* .. External Subroutines ..
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EXTERNAL ALAESM, CHKXER, DGEQL2, DGEQLF, DGEQLS, DORG2L,
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$ DORGQL, DORM2L, DORMQL
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* ..
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* .. Scalars in Common ..
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LOGICAL LERR, OK
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CHARACTER*32 SRNAMT
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INTEGER INFOT, NOUT
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* ..
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* .. Common blocks ..
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COMMON / INFOC / INFOT, NOUT, OK, LERR
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COMMON / SRNAMC / SRNAMT
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* ..
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* .. Intrinsic Functions ..
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INTRINSIC DBLE
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* ..
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* .. Executable Statements ..
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*
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NOUT = NUNIT
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WRITE( NOUT, FMT = * )
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*
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* Set the variables to innocuous values.
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*
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DO 20 J = 1, NMAX
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DO 10 I = 1, NMAX
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A( I, J ) = 1.D0 / DBLE( I+J )
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AF( I, J ) = 1.D0 / DBLE( I+J )
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10 CONTINUE
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B( J ) = 0.D0
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W( J ) = 0.D0
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X( J ) = 0.D0
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20 CONTINUE
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OK = .TRUE.
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*
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* Error exits for QL factorization
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*
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* DGEQLF
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*
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SRNAMT = 'DGEQLF'
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INFOT = 1
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CALL DGEQLF( -1, 0, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'DGEQLF', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEQLF( 0, -1, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'DGEQLF', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGEQLF( 2, 1, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'DGEQLF', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DGEQLF( 1, 2, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'DGEQLF', INFOT, NOUT, LERR, OK )
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*
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* DGEQL2
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*
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SRNAMT = 'DGEQL2'
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INFOT = 1
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CALL DGEQL2( -1, 0, A, 1, B, W, INFO )
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CALL CHKXER( 'DGEQL2', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEQL2( 0, -1, A, 1, B, W, INFO )
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CALL CHKXER( 'DGEQL2', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGEQL2( 2, 1, A, 1, B, W, INFO )
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CALL CHKXER( 'DGEQL2', INFOT, NOUT, LERR, OK )
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*
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* DGEQLS
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*
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SRNAMT = 'DGEQLS'
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INFOT = 1
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CALL DGEQLS( -1, 0, 0, A, 1, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'DGEQLS', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEQLS( 0, -1, 0, A, 1, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'DGEQLS', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEQLS( 1, 2, 0, A, 1, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'DGEQLS', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGEQLS( 0, 0, -1, A, 1, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'DGEQLS', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DGEQLS( 2, 1, 0, A, 1, X, B, 2, W, 1, INFO )
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CALL CHKXER( 'DGEQLS', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL DGEQLS( 2, 1, 0, A, 2, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'DGEQLS', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL DGEQLS( 1, 1, 2, A, 1, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'DGEQLS', INFOT, NOUT, LERR, OK )
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*
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* DORGQL
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*
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SRNAMT = 'DORGQL'
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INFOT = 1
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CALL DORGQL( -1, 0, 0, A, 1, X, W, 1, INFO )
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CALL CHKXER( 'DORGQL', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORGQL( 0, -1, 0, A, 1, X, W, 1, INFO )
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CALL CHKXER( 'DORGQL', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORGQL( 1, 2, 0, A, 1, X, W, 2, INFO )
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CALL CHKXER( 'DORGQL', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORGQL( 0, 0, -1, A, 1, X, W, 1, INFO )
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CALL CHKXER( 'DORGQL', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORGQL( 1, 1, 2, A, 1, X, W, 1, INFO )
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CALL CHKXER( 'DORGQL', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORGQL( 2, 1, 0, A, 1, X, W, 1, INFO )
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CALL CHKXER( 'DORGQL', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL DORGQL( 2, 2, 0, A, 2, X, W, 1, INFO )
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CALL CHKXER( 'DORGQL', INFOT, NOUT, LERR, OK )
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*
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* DORG2L
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*
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SRNAMT = 'DORG2L'
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INFOT = 1
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CALL DORG2L( -1, 0, 0, A, 1, X, W, INFO )
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CALL CHKXER( 'DORG2L', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORG2L( 0, -1, 0, A, 1, X, W, INFO )
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CALL CHKXER( 'DORG2L', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORG2L( 1, 2, 0, A, 1, X, W, INFO )
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CALL CHKXER( 'DORG2L', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORG2L( 0, 0, -1, A, 1, X, W, INFO )
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CALL CHKXER( 'DORG2L', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORG2L( 2, 1, 2, A, 2, X, W, INFO )
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CALL CHKXER( 'DORG2L', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORG2L( 2, 1, 0, A, 1, X, W, INFO )
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CALL CHKXER( 'DORG2L', INFOT, NOUT, LERR, OK )
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*
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* DORMQL
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*
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SRNAMT = 'DORMQL'
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INFOT = 1
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CALL DORMQL( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORMQL( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORMQL( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DORMQL( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORMQL( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORMQL( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORMQL( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DORMQL( 'L', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO )
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CALL CHKXER( 'DORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DORMQL( 'R', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL DORMQL( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 12
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CALL DORMQL( 'L', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 12
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CALL DORMQL( 'R', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO )
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CALL CHKXER( 'DORMQL', INFOT, NOUT, LERR, OK )
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*
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* DORM2L
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*
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SRNAMT = 'DORM2L'
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INFOT = 1
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CALL DORM2L( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORM2L( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORM2L( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DORM2L( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORM2L( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORM2L( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORM2L( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DORM2L( 'L', 'N', 2, 1, 0, A, 1, X, AF, 2, W, INFO )
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CALL CHKXER( 'DORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DORM2L( 'R', 'N', 1, 2, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL DORM2L( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2L', INFOT, NOUT, LERR, OK )
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*
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* Print a summary line.
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*
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CALL ALAESM( PATH, OK, NOUT )
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*
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RETURN
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*
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* End of DERRQL
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*
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END
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