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*> \brief \b ZERRPS
*
* =========== DOCUMENTATION ===========
*
* Online html documentation available at
* http://www.netlib.org/lapack/explore-html/
*
* Definition:
* ===========
*
* SUBROUTINE ZERRPS( PATH, NUNIT )
*
* .. Scalar Arguments ..
* INTEGER NUNIT
* CHARACTER*3 PATH
* ..
*
*
*> \par Purpose:
* =============
*>
*> \verbatim
*>
*> ZERRPS tests the error exits for the COMPLEX routines
*> for ZPSTRF.
*> \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 complex16_lin
*
* =====================================================================
SUBROUTINE ZERRPS( 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 ..
INTEGER NUNIT
CHARACTER*3 PATH
* ..
*
* =====================================================================
*
* .. Parameters ..
INTEGER NMAX
PARAMETER ( NMAX = 4 )
* ..
* .. Local Scalars ..
INTEGER I, INFO, J, RANK
* ..
* .. Local Arrays ..
COMPLEX*16 A( NMAX, NMAX )
DOUBLE PRECISION RWORK( 2*NMAX )
INTEGER PIV( NMAX )
* ..
* .. External Subroutines ..
EXTERNAL ALAESM, CHKXER, ZPSTF2, ZPSTRF
* ..
* .. Scalars in Common ..
INTEGER INFOT, NOUT
LOGICAL LERR, OK
CHARACTER*32 SRNAMT
* ..
* .. 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 110 J = 1, NMAX
DO 100 I = 1, NMAX
A( I, J ) = 1.D0 / DBLE( I+J )
*
100 CONTINUE
PIV( J ) = J
RWORK( J ) = 0.D0
RWORK( NMAX+J ) = 0.D0
*
110 CONTINUE
OK = .TRUE.
*
*
* Test error exits of the routines that use the Cholesky
* decomposition of an Hermitian positive semidefinite matrix.
*
* ZPSTRF
*
SRNAMT = 'ZPSTRF'
INFOT = 1
CALL ZPSTRF( '/', 0, A, 1, PIV, RANK, -1.D0, RWORK, INFO )
CALL CHKXER( 'ZPSTRF', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZPSTRF( 'U', -1, A, 1, PIV, RANK, -1.D0, RWORK, INFO )
CALL CHKXER( 'ZPSTRF', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZPSTRF( 'U', 2, A, 1, PIV, RANK, -1.D0, RWORK, INFO )
CALL CHKXER( 'ZPSTRF', INFOT, NOUT, LERR, OK )
*
* ZPSTF2
*
SRNAMT = 'ZPSTF2'
INFOT = 1
CALL ZPSTF2( '/', 0, A, 1, PIV, RANK, -1.D0, RWORK, INFO )
CALL CHKXER( 'ZPSTF2', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZPSTF2( 'U', -1, A, 1, PIV, RANK, -1.D0, RWORK, INFO )
CALL CHKXER( 'ZPSTF2', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZPSTF2( 'U', 2, A, 1, PIV, RANK, -1.D0, RWORK, INFO )
CALL CHKXER( 'ZPSTF2', INFOT, NOUT, LERR, OK )
*
*
* Print a summary line.
*
CALL ALAESM( PATH, OK, NOUT )
*
RETURN
*
* End of ZERRPS
*
END
|
