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*> \brief \b CERRBD
*
* =========== DOCUMENTATION ===========
*
* Online html documentation available at
* http://www.netlib.org/lapack/explore-html/
*
* Definition:
* ===========
*
* SUBROUTINE CERRBD( PATH, NUNIT )
*
* .. Scalar Arguments ..
* CHARACTER*3 PATH
* INTEGER NUNIT
* ..
*
*
*> \par Purpose:
* =============
*>
*> \verbatim
*>
*> CERRBD tests the error exits for CGEBRD, CUNGBR, CUNMBR, and CBDSQR.
*> \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 November 2011
*
*> \ingroup complex_eig
*
* =====================================================================
SUBROUTINE CERRBD( PATH, NUNIT )
*
* -- LAPACK test routine (version 3.4.0) --
* -- LAPACK is a software package provided by Univ. of Tennessee, --
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
* November 2011
*
* .. Scalar Arguments ..
CHARACTER*3 PATH
INTEGER NUNIT
* ..
*
* =====================================================================
*
* .. Parameters ..
INTEGER NMAX, LW
PARAMETER ( NMAX = 4, LW = NMAX )
* ..
* .. Local Scalars ..
CHARACTER*2 C2
INTEGER I, INFO, J, NT
* ..
* .. Local Arrays ..
REAL D( NMAX ), E( NMAX ), RW( 4*NMAX )
COMPLEX A( NMAX, NMAX ), TP( NMAX ), TQ( NMAX ),
$ U( NMAX, NMAX ), V( NMAX, NMAX ), W( LW )
* ..
* .. External Functions ..
LOGICAL LSAMEN
EXTERNAL LSAMEN
* ..
* .. External Subroutines ..
EXTERNAL CBDSQR, CGEBRD, CHKXER, CUNGBR, CUNMBR
* ..
* .. 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 REAL
* ..
* .. Executable Statements ..
*
NOUT = NUNIT
WRITE( NOUT, FMT = * )
C2 = PATH( 2: 3 )
*
* Set the variables to innocuous values.
*
DO 20 J = 1, NMAX
DO 10 I = 1, NMAX
A( I, J ) = 1. / REAL( I+J )
10 CONTINUE
20 CONTINUE
OK = .TRUE.
NT = 0
*
* Test error exits of the SVD routines.
*
IF( LSAMEN( 2, C2, 'BD' ) ) THEN
*
* CGEBRD
*
SRNAMT = 'CGEBRD'
INFOT = 1
CALL CGEBRD( -1, 0, A, 1, D, E, TQ, TP, W, 1, INFO )
CALL CHKXER( 'CGEBRD', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL CGEBRD( 0, -1, A, 1, D, E, TQ, TP, W, 1, INFO )
CALL CHKXER( 'CGEBRD', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL CGEBRD( 2, 1, A, 1, D, E, TQ, TP, W, 2, INFO )
CALL CHKXER( 'CGEBRD', INFOT, NOUT, LERR, OK )
INFOT = 10
CALL CGEBRD( 2, 1, A, 2, D, E, TQ, TP, W, 1, INFO )
CALL CHKXER( 'CGEBRD', INFOT, NOUT, LERR, OK )
NT = NT + 4
*
* CUNGBR
*
SRNAMT = 'CUNGBR'
INFOT = 1
CALL CUNGBR( '/', 0, 0, 0, A, 1, TQ, W, 1, INFO )
CALL CHKXER( 'CUNGBR', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL CUNGBR( 'Q', -1, 0, 0, A, 1, TQ, W, 1, INFO )
CALL CHKXER( 'CUNGBR', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL CUNGBR( 'Q', 0, -1, 0, A, 1, TQ, W, 1, INFO )
CALL CHKXER( 'CUNGBR', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL CUNGBR( 'Q', 0, 1, 0, A, 1, TQ, W, 1, INFO )
CALL CHKXER( 'CUNGBR', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL CUNGBR( 'Q', 1, 0, 1, A, 1, TQ, W, 1, INFO )
CALL CHKXER( 'CUNGBR', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL CUNGBR( 'P', 1, 0, 0, A, 1, TQ, W, 1, INFO )
CALL CHKXER( 'CUNGBR', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL CUNGBR( 'P', 0, 1, 1, A, 1, TQ, W, 1, INFO )
CALL CHKXER( 'CUNGBR', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL CUNGBR( 'Q', 0, 0, -1, A, 1, TQ, W, 1, INFO )
CALL CHKXER( 'CUNGBR', INFOT, NOUT, LERR, OK )
INFOT = 6
CALL CUNGBR( 'Q', 2, 1, 1, A, 1, TQ, W, 1, INFO )
CALL CHKXER( 'CUNGBR', INFOT, NOUT, LERR, OK )
INFOT = 9
CALL CUNGBR( 'Q', 2, 2, 1, A, 2, TQ, W, 1, INFO )
CALL CHKXER( 'CUNGBR', INFOT, NOUT, LERR, OK )
NT = NT + 10
*
* CUNMBR
*
SRNAMT = 'CUNMBR'
INFOT = 1
CALL CUNMBR( '/', 'L', 'T', 0, 0, 0, A, 1, TQ, U, 1, W, 1,
$ INFO )
CALL CHKXER( 'CUNMBR', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL CUNMBR( 'Q', '/', 'T', 0, 0, 0, A, 1, TQ, U, 1, W, 1,
$ INFO )
CALL CHKXER( 'CUNMBR', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL CUNMBR( 'Q', 'L', '/', 0, 0, 0, A, 1, TQ, U, 1, W, 1,
$ INFO )
CALL CHKXER( 'CUNMBR', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL CUNMBR( 'Q', 'L', 'C', -1, 0, 0, A, 1, TQ, U, 1, W, 1,
$ INFO )
CALL CHKXER( 'CUNMBR', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL CUNMBR( 'Q', 'L', 'C', 0, -1, 0, A, 1, TQ, U, 1, W, 1,
$ INFO )
CALL CHKXER( 'CUNMBR', INFOT, NOUT, LERR, OK )
INFOT = 6
CALL CUNMBR( 'Q', 'L', 'C', 0, 0, -1, A, 1, TQ, U, 1, W, 1,
$ INFO )
CALL CHKXER( 'CUNMBR', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL CUNMBR( 'Q', 'L', 'C', 2, 0, 0, A, 1, TQ, U, 2, W, 1,
$ INFO )
CALL CHKXER( 'CUNMBR', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL CUNMBR( 'Q', 'R', 'C', 0, 2, 0, A, 1, TQ, U, 1, W, 1,
$ INFO )
CALL CHKXER( 'CUNMBR', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL CUNMBR( 'P', 'L', 'C', 2, 0, 2, A, 1, TQ, U, 2, W, 1,
$ INFO )
CALL CHKXER( 'CUNMBR', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL CUNMBR( 'P', 'R', 'C', 0, 2, 2, A, 1, TQ, U, 1, W, 1,
$ INFO )
CALL CHKXER( 'CUNMBR', INFOT, NOUT, LERR, OK )
INFOT = 11
CALL CUNMBR( 'Q', 'R', 'C', 2, 0, 0, A, 1, TQ, U, 1, W, 1,
$ INFO )
CALL CHKXER( 'CUNMBR', INFOT, NOUT, LERR, OK )
INFOT = 13
CALL CUNMBR( 'Q', 'L', 'C', 0, 2, 0, A, 1, TQ, U, 1, W, 0,
$ INFO )
CALL CHKXER( 'CUNMBR', INFOT, NOUT, LERR, OK )
INFOT = 13
CALL CUNMBR( 'Q', 'R', 'C', 2, 0, 0, A, 1, TQ, U, 2, W, 0,
$ INFO )
CALL CHKXER( 'CUNMBR', INFOT, NOUT, LERR, OK )
NT = NT + 13
*
* CBDSQR
*
SRNAMT = 'CBDSQR'
INFOT = 1
CALL CBDSQR( '/', 0, 0, 0, 0, D, E, V, 1, U, 1, A, 1, RW,
$ INFO )
CALL CHKXER( 'CBDSQR', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL CBDSQR( 'U', -1, 0, 0, 0, D, E, V, 1, U, 1, A, 1, RW,
$ INFO )
CALL CHKXER( 'CBDSQR', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL CBDSQR( 'U', 0, -1, 0, 0, D, E, V, 1, U, 1, A, 1, RW,
$ INFO )
CALL CHKXER( 'CBDSQR', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL CBDSQR( 'U', 0, 0, -1, 0, D, E, V, 1, U, 1, A, 1, RW,
$ INFO )
CALL CHKXER( 'CBDSQR', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL CBDSQR( 'U', 0, 0, 0, -1, D, E, V, 1, U, 1, A, 1, RW,
$ INFO )
CALL CHKXER( 'CBDSQR', INFOT, NOUT, LERR, OK )
INFOT = 9
CALL CBDSQR( 'U', 2, 1, 0, 0, D, E, V, 1, U, 1, A, 1, RW,
$ INFO )
CALL CHKXER( 'CBDSQR', INFOT, NOUT, LERR, OK )
INFOT = 11
CALL CBDSQR( 'U', 0, 0, 2, 0, D, E, V, 1, U, 1, A, 1, RW,
$ INFO )
CALL CHKXER( 'CBDSQR', INFOT, NOUT, LERR, OK )
INFOT = 13
CALL CBDSQR( 'U', 2, 0, 0, 1, D, E, V, 1, U, 1, A, 1, RW,
$ INFO )
CALL CHKXER( 'CBDSQR', INFOT, NOUT, LERR, OK )
NT = NT + 8
END IF
*
* Print a summary line.
*
IF( OK ) THEN
WRITE( NOUT, FMT = 9999 )PATH, NT
ELSE
WRITE( NOUT, FMT = 9998 )PATH
END IF
*
9999 FORMAT( 1X, A3, ' routines passed the tests of the error exits (',
$ I3, ' tests done)' )
9998 FORMAT( ' *** ', A3, ' routines failed the tests of the error ',
$ 'exits ***' )
*
RETURN
*
* End of CERRBD
*
END
|
