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*> \brief \b CERRTZ
*
* =========== DOCUMENTATION ===========
*
* Online html documentation available at
* http://www.netlib.org/lapack/explore-html/
*
* Definition:
* ===========
*
* SUBROUTINE CERRTZ( PATH, NUNIT )
*
* .. Scalar Arguments ..
* CHARACTER*3 PATH
* INTEGER NUNIT
* ..
*
*
*> \par Purpose:
* =============
*>
*> \verbatim
*>
*> CERRTZ tests the error exits for CTZRZF.
*> \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 2015
*
*> \ingroup complex_lin
*
* =====================================================================
SUBROUTINE CERRTZ( PATH, NUNIT )
*
* -- LAPACK test routine (version 3.6.0) --
* -- LAPACK is a software package provided by Univ. of Tennessee, --
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
* November 2015
*
* .. Scalar Arguments ..
CHARACTER*3 PATH
INTEGER NUNIT
* ..
*
* =====================================================================
*
* .. Parameters ..
INTEGER NMAX
PARAMETER ( NMAX = 2 )
* ..
* .. Local Scalars ..
CHARACTER*2 C2
INTEGER INFO
* ..
* .. Local Arrays ..
COMPLEX A( NMAX, NMAX ), TAU( NMAX ), W( NMAX )
* ..
* .. External Functions ..
LOGICAL LSAMEN
EXTERNAL LSAMEN
* ..
* .. External Subroutines ..
EXTERNAL ALAESM, CHKXER, CTZRZF
* ..
* .. 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 CMPLX
* ..
* .. Executable Statements ..
*
NOUT = NUNIT
C2 = PATH( 2: 3 )
A( 1, 1 ) = CMPLX( 1.E+0, -1.E+0 )
A( 1, 2 ) = CMPLX( 2.E+0, -2.E+0 )
A( 2, 2 ) = CMPLX( 3.E+0, -3.E+0 )
A( 2, 1 ) = CMPLX( 4.E+0, -4.E+0 )
W( 1 ) = CMPLX( 0.E+0, 0.E+0 )
W( 2 ) = CMPLX( 0.E+0, 0.E+0 )
OK = .TRUE.
*
* Test error exits for the trapezoidal routines.
*
WRITE( NOUT, FMT = * )
IF( LSAMEN( 2, C2, 'TZ' ) ) THEN
*
* CTZRZF
*
SRNAMT = 'CTZRZF'
INFOT = 1
CALL CTZRZF( -1, 0, A, 1, TAU, W, 1, INFO )
CALL CHKXER( 'CTZRZF', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL CTZRZF( 1, 0, A, 1, TAU, W, 1, INFO )
CALL CHKXER( 'CTZRZF', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL CTZRZF( 2, 2, A, 1, TAU, W, 1, INFO )
CALL CHKXER( 'CTZRZF', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL CTZRZF( 2, 2, A, 2, TAU, W, 0, INFO )
CALL CHKXER( 'CTZRZF', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL CTZRZF( 2, 3, A, 2, TAU, W, 1, INFO )
CALL CHKXER( 'CTZRZF', INFOT, NOUT, LERR, OK )
END IF
*
* Print a summary line.
*
CALL ALAESM( PATH, OK, NOUT )
*
RETURN
*
* End of CERRTZ
*
END
|
