391 lines
13 KiB
Fortran
391 lines
13 KiB
Fortran
*> \brief \b CERRED
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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 CERRED( 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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*> CERRED tests the error exits for the eigenvalue driver routines for
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*> REAL matrices:
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*>
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*> PATH driver description
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*> ---- ------ -----------
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*> CEV CGEEV find eigenvalues/eigenvectors for nonsymmetric A
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*> CES CGEES find eigenvalues/Schur form for nonsymmetric A
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*> CVX CGEEVX CGEEV + balancing and condition estimation
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*> CSX CGEESX CGEES + balancing and condition estimation
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*> CBD CGESVD compute SVD of an M-by-N matrix A
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*> CGESDD compute SVD of an M-by-N matrix A(by divide and
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*> conquer)
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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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*> \date November 2011
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*
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*> \ingroup complex_eig
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*
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* =====================================================================
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SUBROUTINE CERRED( PATH, NUNIT )
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*
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* -- LAPACK test routine (version 3.4.0) --
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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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* November 2011
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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, LW
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PARAMETER ( NMAX = 4, LW = 5*NMAX )
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REAL ONE, ZERO
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PARAMETER ( ONE = 1.0E0, ZERO = 0.0E0 )
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* ..
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* .. Local Scalars ..
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CHARACTER*2 C2
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INTEGER I, IHI, ILO, INFO, J, NT, SDIM
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REAL ABNRM
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* ..
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* .. Local Arrays ..
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LOGICAL B( NMAX )
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INTEGER IW( 4*NMAX )
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REAL R1( NMAX ), R2( NMAX ), RW( LW ), S( NMAX )
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COMPLEX A( NMAX, NMAX ), U( NMAX, NMAX ),
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$ VL( NMAX, NMAX ), VR( NMAX, NMAX ),
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$ VT( NMAX, NMAX ), W( 4*NMAX ), X( NMAX )
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* ..
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* .. External Subroutines ..
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EXTERNAL CGEES, CGEESX, CGEEV, CGEEVX, CGESDD, CGESVD,
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$ CHKXER
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* ..
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* .. External Functions ..
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LOGICAL CSLECT, LSAMEN
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EXTERNAL CSLECT, LSAMEN
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* ..
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* .. Intrinsic Functions ..
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INTRINSIC LEN_TRIM
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* ..
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* .. Arrays in Common ..
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LOGICAL SELVAL( 20 )
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REAL SELWI( 20 ), SELWR( 20 )
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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, SELDIM, SELOPT
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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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COMMON / SSLCT / SELOPT, SELDIM, SELVAL, SELWR, SELWI
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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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C2 = PATH( 2: 3 )
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*
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* Initialize A
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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 ) = ZERO
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10 CONTINUE
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20 CONTINUE
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DO 30 I = 1, NMAX
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A( I, I ) = ONE
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30 CONTINUE
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OK = .TRUE.
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NT = 0
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*
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IF( LSAMEN( 2, C2, 'EV' ) ) THEN
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*
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* Test CGEEV
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*
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SRNAMT = 'CGEEV '
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INFOT = 1
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CALL CGEEV( 'X', 'N', 0, A, 1, X, VL, 1, VR, 1, W, 1, RW,
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$ INFO )
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CALL CHKXER( 'CGEEV ', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL CGEEV( 'N', 'X', 0, A, 1, X, VL, 1, VR, 1, W, 1, RW,
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$ INFO )
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CALL CHKXER( 'CGEEV ', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL CGEEV( 'N', 'N', -1, A, 1, X, VL, 1, VR, 1, W, 1, RW,
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$ INFO )
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CALL CHKXER( 'CGEEV ', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL CGEEV( 'N', 'N', 2, A, 1, X, VL, 1, VR, 1, W, 4, RW,
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$ INFO )
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CALL CHKXER( 'CGEEV ', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL CGEEV( 'V', 'N', 2, A, 2, X, VL, 1, VR, 1, W, 4, RW,
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$ INFO )
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CALL CHKXER( 'CGEEV ', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL CGEEV( 'N', 'V', 2, A, 2, X, VL, 1, VR, 1, W, 4, RW,
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$ INFO )
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CALL CHKXER( 'CGEEV ', INFOT, NOUT, LERR, OK )
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INFOT = 12
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CALL CGEEV( 'V', 'V', 1, A, 1, X, VL, 1, VR, 1, W, 1, RW,
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$ INFO )
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CALL CHKXER( 'CGEEV ', INFOT, NOUT, LERR, OK )
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NT = NT + 7
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*
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ELSE IF( LSAMEN( 2, C2, 'ES' ) ) THEN
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*
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* Test CGEES
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*
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SRNAMT = 'CGEES '
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INFOT = 1
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CALL CGEES( 'X', 'N', CSLECT, 0, A, 1, SDIM, X, VL, 1, W, 1,
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$ RW, B, INFO )
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CALL CHKXER( 'CGEES ', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL CGEES( 'N', 'X', CSLECT, 0, A, 1, SDIM, X, VL, 1, W, 1,
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$ RW, B, INFO )
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CALL CHKXER( 'CGEES ', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL CGEES( 'N', 'S', CSLECT, -1, A, 1, SDIM, X, VL, 1, W, 1,
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$ RW, B, INFO )
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CALL CHKXER( 'CGEES ', INFOT, NOUT, LERR, OK )
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INFOT = 6
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CALL CGEES( 'N', 'S', CSLECT, 2, A, 1, SDIM, X, VL, 1, W, 4,
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$ RW, B, INFO )
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CALL CHKXER( 'CGEES ', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL CGEES( 'V', 'S', CSLECT, 2, A, 2, SDIM, X, VL, 1, W, 4,
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$ RW, B, INFO )
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CALL CHKXER( 'CGEES ', INFOT, NOUT, LERR, OK )
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INFOT = 12
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CALL CGEES( 'N', 'S', CSLECT, 1, A, 1, SDIM, X, VL, 1, W, 1,
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$ RW, B, INFO )
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CALL CHKXER( 'CGEES ', INFOT, NOUT, LERR, OK )
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NT = NT + 6
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*
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ELSE IF( LSAMEN( 2, C2, 'VX' ) ) THEN
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*
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* Test CGEEVX
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*
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SRNAMT = 'CGEEVX'
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INFOT = 1
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CALL CGEEVX( 'X', 'N', 'N', 'N', 0, A, 1, X, VL, 1, VR, 1, ILO,
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$ IHI, S, ABNRM, R1, R2, W, 1, RW, INFO )
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CALL CHKXER( 'CGEEVX', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL CGEEVX( 'N', 'X', 'N', 'N', 0, A, 1, X, VL, 1, VR, 1, ILO,
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$ IHI, S, ABNRM, R1, R2, W, 1, RW, INFO )
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CALL CHKXER( 'CGEEVX', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL CGEEVX( 'N', 'N', 'X', 'N', 0, A, 1, X, VL, 1, VR, 1, ILO,
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$ IHI, S, ABNRM, R1, R2, W, 1, RW, INFO )
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CALL CHKXER( 'CGEEVX', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL CGEEVX( 'N', 'N', 'N', 'X', 0, A, 1, X, VL, 1, VR, 1, ILO,
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$ IHI, S, ABNRM, R1, R2, W, 1, RW, INFO )
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CALL CHKXER( 'CGEEVX', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL CGEEVX( 'N', 'N', 'N', 'N', -1, A, 1, X, VL, 1, VR, 1,
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$ ILO, IHI, S, ABNRM, R1, R2, W, 1, RW, INFO )
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CALL CHKXER( 'CGEEVX', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL CGEEVX( 'N', 'N', 'N', 'N', 2, A, 1, X, VL, 1, VR, 1, ILO,
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$ IHI, S, ABNRM, R1, R2, W, 4, RW, INFO )
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CALL CHKXER( 'CGEEVX', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL CGEEVX( 'N', 'V', 'N', 'N', 2, A, 2, X, VL, 1, VR, 1, ILO,
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$ IHI, S, ABNRM, R1, R2, W, 4, RW, INFO )
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CALL CHKXER( 'CGEEVX', INFOT, NOUT, LERR, OK )
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INFOT = 12
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CALL CGEEVX( 'N', 'N', 'V', 'N', 2, A, 2, X, VL, 1, VR, 1, ILO,
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$ IHI, S, ABNRM, R1, R2, W, 4, RW, INFO )
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CALL CHKXER( 'CGEEVX', INFOT, NOUT, LERR, OK )
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INFOT = 20
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CALL CGEEVX( 'N', 'N', 'N', 'N', 1, A, 1, X, VL, 1, VR, 1, ILO,
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$ IHI, S, ABNRM, R1, R2, W, 1, RW, INFO )
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CALL CHKXER( 'CGEEVX', INFOT, NOUT, LERR, OK )
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INFOT = 20
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CALL CGEEVX( 'N', 'N', 'V', 'V', 1, A, 1, X, VL, 1, VR, 1, ILO,
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$ IHI, S, ABNRM, R1, R2, W, 2, RW, INFO )
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CALL CHKXER( 'CGEEVX', INFOT, NOUT, LERR, OK )
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NT = NT + 10
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*
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ELSE IF( LSAMEN( 2, C2, 'SX' ) ) THEN
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*
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* Test CGEESX
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*
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SRNAMT = 'CGEESX'
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INFOT = 1
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CALL CGEESX( 'X', 'N', CSLECT, 'N', 0, A, 1, SDIM, X, VL, 1,
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$ R1( 1 ), R2( 1 ), W, 1, RW, B, INFO )
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CALL CHKXER( 'CGEESX', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL CGEESX( 'N', 'X', CSLECT, 'N', 0, A, 1, SDIM, X, VL, 1,
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$ R1( 1 ), R2( 1 ), W, 1, RW, B, INFO )
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CALL CHKXER( 'CGEESX', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL CGEESX( 'N', 'N', CSLECT, 'X', 0, A, 1, SDIM, X, VL, 1,
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$ R1( 1 ), R2( 1 ), W, 1, RW, B, INFO )
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CALL CHKXER( 'CGEESX', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL CGEESX( 'N', 'N', CSLECT, 'N', -1, A, 1, SDIM, X, VL, 1,
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$ R1( 1 ), R2( 1 ), W, 1, RW, B, INFO )
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CALL CHKXER( 'CGEESX', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL CGEESX( 'N', 'N', CSLECT, 'N', 2, A, 1, SDIM, X, VL, 1,
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$ R1( 1 ), R2( 1 ), W, 4, RW, B, INFO )
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CALL CHKXER( 'CGEESX', INFOT, NOUT, LERR, OK )
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INFOT = 11
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CALL CGEESX( 'V', 'N', CSLECT, 'N', 2, A, 2, SDIM, X, VL, 1,
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$ R1( 1 ), R2( 1 ), W, 4, RW, B, INFO )
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CALL CHKXER( 'CGEESX', INFOT, NOUT, LERR, OK )
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INFOT = 15
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CALL CGEESX( 'N', 'N', CSLECT, 'N', 1, A, 1, SDIM, X, VL, 1,
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$ R1( 1 ), R2( 1 ), W, 1, RW, B, INFO )
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CALL CHKXER( 'CGEESX', INFOT, NOUT, LERR, OK )
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NT = NT + 7
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*
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ELSE IF( LSAMEN( 2, C2, 'BD' ) ) THEN
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*
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* Test CGESVD
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*
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SRNAMT = 'CGESVD'
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INFOT = 1
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CALL CGESVD( 'X', 'N', 0, 0, A, 1, S, U, 1, VT, 1, W, 1, RW,
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$ INFO )
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CALL CHKXER( 'CGESVD', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL CGESVD( 'N', 'X', 0, 0, A, 1, S, U, 1, VT, 1, W, 1, RW,
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$ INFO )
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CALL CHKXER( 'CGESVD', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL CGESVD( 'O', 'O', 0, 0, A, 1, S, U, 1, VT, 1, W, 1, RW,
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$ INFO )
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CALL CHKXER( 'CGESVD', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL CGESVD( 'N', 'N', -1, 0, A, 1, S, U, 1, VT, 1, W, 1, RW,
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$ INFO )
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CALL CHKXER( 'CGESVD', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL CGESVD( 'N', 'N', 0, -1, A, 1, S, U, 1, VT, 1, W, 1, RW,
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$ INFO )
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CALL CHKXER( 'CGESVD', INFOT, NOUT, LERR, OK )
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INFOT = 6
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CALL CGESVD( 'N', 'N', 2, 1, A, 1, S, U, 1, VT, 1, W, 5, RW,
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$ INFO )
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CALL CHKXER( 'CGESVD', INFOT, NOUT, LERR, OK )
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INFOT = 9
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CALL CGESVD( 'A', 'N', 2, 1, A, 2, S, U, 1, VT, 1, W, 5, RW,
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$ INFO )
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CALL CHKXER( 'CGESVD', INFOT, NOUT, LERR, OK )
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INFOT = 11
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CALL CGESVD( 'N', 'A', 1, 2, A, 1, S, U, 1, VT, 1, W, 5, RW,
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$ INFO )
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CALL CHKXER( 'CGESVD', INFOT, NOUT, LERR, OK )
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NT = NT + 8
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IF( OK ) THEN
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WRITE( NOUT, FMT = 9999 )SRNAMT( 1:LEN_TRIM( SRNAMT ) ),
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$ NT
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ELSE
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WRITE( NOUT, FMT = 9998 )
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END IF
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*
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* Test CGESDD
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*
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SRNAMT = 'CGESDD'
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INFOT = 1
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CALL CGESDD( 'X', 0, 0, A, 1, S, U, 1, VT, 1, W, 1, RW, IW,
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$ INFO )
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CALL CHKXER( 'CGESDD', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL CGESDD( 'N', -1, 0, A, 1, S, U, 1, VT, 1, W, 1, RW, IW,
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$ INFO )
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CALL CHKXER( 'CGESDD', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL CGESDD( 'N', 0, -1, A, 1, S, U, 1, VT, 1, W, 1, RW, IW,
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$ INFO )
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CALL CHKXER( 'CGESDD', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL CGESDD( 'N', 2, 1, A, 1, S, U, 1, VT, 1, W, 5, RW, IW,
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$ INFO )
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CALL CHKXER( 'CGESDD', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL CGESDD( 'A', 2, 1, A, 2, S, U, 1, VT, 1, W, 5, RW, IW,
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$ INFO )
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CALL CHKXER( 'CGESDD', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL CGESDD( 'A', 1, 2, A, 1, S, U, 1, VT, 1, W, 5, RW, IW,
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$ INFO )
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CALL CHKXER( 'CGESDD', INFOT, NOUT, LERR, OK )
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NT = NT - 2
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IF( OK ) THEN
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WRITE( NOUT, FMT = 9999 )SRNAMT( 1:LEN_TRIM( SRNAMT ) ),
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$ NT
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ELSE
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WRITE( NOUT, FMT = 9998 )
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END IF
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END IF
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*
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* Print a summary line.
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*
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IF( .NOT.LSAMEN( 2, C2, 'BD' ) ) THEN
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IF( OK ) THEN
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WRITE( NOUT, FMT = 9999 )SRNAMT( 1:LEN_TRIM( SRNAMT ) ),
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$ NT
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ELSE
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WRITE( NOUT, FMT = 9998 )
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END IF
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END IF
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*
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9999 FORMAT( 1X, A, ' passed the tests of the error exits (', I3,
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$ ' tests done)' )
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9998 FORMAT( ' *** ', A, ' failed the tests of the error exits ***' )
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RETURN
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*
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* End of CERRED
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*
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END
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