Julie
e18d437924
GitHub is now enabling us to track accurately version and date. No need for this anymore.
148 lines
3.7 KiB
FortranFixed
148 lines
3.7 KiB
FortranFixed
*> \brief \b ZERRAB
|
|
*
|
|
* =========== DOCUMENTATION ===========
|
|
*
|
|
* Online html documentation available at
|
|
* http://www.netlib.org/lapack/explore-html/
|
|
*
|
|
* Definition:
|
|
* ===========
|
|
*
|
|
* SUBROUTINE ZERRAB( NUNIT )
|
|
*
|
|
* .. Scalar Arguments ..
|
|
* INTEGER NUNIT
|
|
* ..
|
|
*
|
|
*
|
|
*> \par Purpose:
|
|
* =============
|
|
*>
|
|
*> \verbatim
|
|
*>
|
|
*> DERRAB tests the error exits for ZCGESV.
|
|
*> \endverbatim
|
|
*
|
|
* Arguments:
|
|
* ==========
|
|
*
|
|
*> \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.
|
|
*
|
|
*> \ingroup complex16_lin
|
|
*
|
|
* =====================================================================
|
|
SUBROUTINE ZERRAB( NUNIT )
|
|
*
|
|
* -- LAPACK test routine --
|
|
* -- LAPACK is a software package provided by Univ. of Tennessee, --
|
|
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
|
|
*
|
|
* .. Scalar Arguments ..
|
|
INTEGER NUNIT
|
|
* ..
|
|
*
|
|
* =====================================================================
|
|
*
|
|
* .. Parameters ..
|
|
INTEGER NMAX
|
|
PARAMETER ( NMAX = 4 )
|
|
* ..
|
|
* .. Local Scalars ..
|
|
INTEGER I, INFO, ITER, J
|
|
* ..
|
|
* .. Local Arrays ..
|
|
INTEGER IP( NMAX )
|
|
COMPLEX*16 A( NMAX, NMAX ), AF( NMAX, NMAX ), B( NMAX ),
|
|
$ C( NMAX ), R( NMAX ), R1( NMAX ), R2( NMAX ),
|
|
$ W( 2*NMAX ), X( NMAX )
|
|
COMPLEX*16 WORK(1)
|
|
COMPLEX SWORK(1)
|
|
DOUBLE PRECISION RWORK(1)
|
|
* ..
|
|
* .. External Functions ..
|
|
* ..
|
|
* .. External Subroutines ..
|
|
EXTERNAL CHKXER, ZCGESV
|
|
* ..
|
|
* .. 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
|
|
R1( J ) = 0.D0
|
|
R2( J ) = 0.D0
|
|
W( J ) = 0.D0
|
|
X( J ) = 0.D0
|
|
C( J ) = 0.D0
|
|
R( J ) = 0.D0
|
|
IP( J ) = J
|
|
20 CONTINUE
|
|
OK = .TRUE.
|
|
*
|
|
SRNAMT = 'ZCGESV'
|
|
INFOT = 1
|
|
CALL ZCGESV(-1,0,A,1,IP,B,1,X,1,WORK,SWORK,RWORK,ITER,INFO)
|
|
CALL CHKXER( 'ZCGESV', INFOT, NOUT, LERR, OK )
|
|
INFOT = 2
|
|
CALL ZCGESV(0,-1,A,1,IP,B,1,X,1,WORK,SWORK,RWORK,ITER,INFO)
|
|
CALL CHKXER( 'ZCGESV', INFOT, NOUT, LERR, OK )
|
|
INFOT = 4
|
|
CALL ZCGESV(2,1,A,1,IP,B,2,X,2,WORK,SWORK,RWORK,ITER,INFO)
|
|
CALL CHKXER( 'ZCGESV', INFOT, NOUT, LERR, OK )
|
|
INFOT = 7
|
|
CALL ZCGESV(2,1,A,2,IP,B,1,X,2,WORK,SWORK,RWORK,ITER,INFO)
|
|
CALL CHKXER( 'ZCGESV', INFOT, NOUT, LERR, OK )
|
|
INFOT = 9
|
|
CALL ZCGESV(2,1,A,2,IP,B,2,X,1,WORK,SWORK,RWORK,ITER,INFO)
|
|
CALL CHKXER( 'ZCGESV', INFOT, NOUT, LERR, OK )
|
|
*
|
|
* Print a summary line.
|
|
*
|
|
IF( OK ) THEN
|
|
WRITE( NOUT, FMT = 9999 )'ZCGESV'
|
|
ELSE
|
|
WRITE( NOUT, FMT = 9998 )'ZCGESV'
|
|
END IF
|
|
*
|
|
9999 FORMAT( 1X, A6, ' drivers passed the tests of the error exits' )
|
|
9998 FORMAT( ' *** ', A6, ' drivers failed the tests of the error ',
|
|
$ 'exits ***' )
|
|
*
|
|
RETURN
|
|
*
|
|
* End of ZERRAB
|
|
*
|
|
END
|