Cloned library LAPACK-3.11.0 with extra build files for internal package management.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

526 lines
18 KiB

2 years ago
*> \brief \b ZERRTR
*
* =========== DOCUMENTATION ===========
*
* Online html documentation available at
* http://www.netlib.org/lapack/explore-html/
*
* Definition:
* ===========
*
* SUBROUTINE ZERRTR( PATH, NUNIT )
*
* .. Scalar Arguments ..
* CHARACTER*3 PATH
* INTEGER NUNIT
* ..
*
*
*> \par Purpose:
* =============
*>
*> \verbatim
*>
*> ZERRTR tests the error exits for the COMPLEX*16 triangular routines.
*> \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.
*
*> \ingroup complex16_lin
*
* =====================================================================
SUBROUTINE ZERRTR( PATH, 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 ..
CHARACTER*3 PATH
INTEGER NUNIT
* ..
*
* =====================================================================
*
* .. Parameters ..
INTEGER NMAX
PARAMETER ( NMAX = 2 )
* ..
* .. Local Scalars ..
CHARACTER*2 C2
INTEGER INFO
DOUBLE PRECISION RCOND, SCALE
* ..
* .. Local Arrays ..
DOUBLE PRECISION R1( NMAX ), R2( NMAX ), RW( NMAX )
COMPLEX*16 A( NMAX, NMAX ), B( NMAX ), W( NMAX ),
$ X( NMAX )
* ..
* .. External Functions ..
LOGICAL LSAMEN
EXTERNAL LSAMEN
* ..
* .. External Subroutines ..
EXTERNAL ALAESM, CHKXER, ZLATBS, ZLATPS, ZLATRS,
$ ZLATRS3, ZTBCON, ZTBRFS, ZTBTRS, ZTPCON,
$ ZTPRFS, ZTPTRI, ZTPTRS, ZTRCON, ZTRRFS, ZTRTI2,
$ ZTRTRI, ZTRTRS
* ..
* .. Scalars in Common ..
LOGICAL LERR, OK
CHARACTER*32 SRNAMT
INTEGER INFOT, NOUT
* ..
* .. Common blocks ..
COMMON / INFOC / INFOT, NOUT, OK, LERR
COMMON / SRNAMC / SRNAMT
* ..
* .. Executable Statements ..
*
NOUT = NUNIT
WRITE( NOUT, FMT = * )
C2 = PATH( 2: 3 )
A( 1, 1 ) = 1.D0
A( 1, 2 ) = 2.D0
A( 2, 2 ) = 3.D0
A( 2, 1 ) = 4.D0
OK = .TRUE.
*
* Test error exits for the general triangular routines.
*
IF( LSAMEN( 2, C2, 'TR' ) ) THEN
*
* ZTRTRI
*
SRNAMT = 'ZTRTRI'
INFOT = 1
CALL ZTRTRI( '/', 'N', 0, A, 1, INFO )
CALL CHKXER( 'ZTRTRI', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZTRTRI( 'U', '/', 0, A, 1, INFO )
CALL CHKXER( 'ZTRTRI', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZTRTRI( 'U', 'N', -1, A, 1, INFO )
CALL CHKXER( 'ZTRTRI', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZTRTRI( 'U', 'N', 2, A, 1, INFO )
CALL CHKXER( 'ZTRTRI', INFOT, NOUT, LERR, OK )
*
* ZTRTI2
*
SRNAMT = 'ZTRTI2'
INFOT = 1
CALL ZTRTI2( '/', 'N', 0, A, 1, INFO )
CALL CHKXER( 'ZTRTI2', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZTRTI2( 'U', '/', 0, A, 1, INFO )
CALL CHKXER( 'ZTRTI2', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZTRTI2( 'U', 'N', -1, A, 1, INFO )
CALL CHKXER( 'ZTRTI2', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZTRTI2( 'U', 'N', 2, A, 1, INFO )
CALL CHKXER( 'ZTRTI2', INFOT, NOUT, LERR, OK )
*
*
* ZTRTRS
*
SRNAMT = 'ZTRTRS'
INFOT = 1
CALL ZTRTRS( '/', 'N', 'N', 0, 0, A, 1, X, 1, INFO )
CALL CHKXER( 'ZTRTRS', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZTRTRS( 'U', '/', 'N', 0, 0, A, 1, X, 1, INFO )
CALL CHKXER( 'ZTRTRS', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZTRTRS( 'U', 'N', '/', 0, 0, A, 1, X, 1, INFO )
CALL CHKXER( 'ZTRTRS', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZTRTRS( 'U', 'N', 'N', -1, 0, A, 1, X, 1, INFO )
CALL CHKXER( 'ZTRTRS', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZTRTRS( 'U', 'N', 'N', 0, -1, A, 1, X, 1, INFO )
CALL CHKXER( 'ZTRTRS', INFOT, NOUT, LERR, OK )
INFOT = 7
*
* ZTRRFS
*
SRNAMT = 'ZTRRFS'
INFOT = 1
CALL ZTRRFS( '/', 'N', 'N', 0, 0, A, 1, B, 1, X, 1, R1, R2, W,
$ RW, INFO )
CALL CHKXER( 'ZTRRFS', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZTRRFS( 'U', '/', 'N', 0, 0, A, 1, B, 1, X, 1, R1, R2, W,
$ RW, INFO )
CALL CHKXER( 'ZTRRFS', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZTRRFS( 'U', 'N', '/', 0, 0, A, 1, B, 1, X, 1, R1, R2, W,
$ RW, INFO )
CALL CHKXER( 'ZTRRFS', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZTRRFS( 'U', 'N', 'N', -1, 0, A, 1, B, 1, X, 1, R1, R2, W,
$ RW, INFO )
CALL CHKXER( 'ZTRRFS', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZTRRFS( 'U', 'N', 'N', 0, -1, A, 1, B, 1, X, 1, R1, R2, W,
$ RW, INFO )
CALL CHKXER( 'ZTRRFS', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL ZTRRFS( 'U', 'N', 'N', 2, 1, A, 1, B, 2, X, 2, R1, R2, W,
$ RW, INFO )
CALL CHKXER( 'ZTRRFS', INFOT, NOUT, LERR, OK )
INFOT = 9
CALL ZTRRFS( 'U', 'N', 'N', 2, 1, A, 2, B, 1, X, 2, R1, R2, W,
$ RW, INFO )
CALL CHKXER( 'ZTRRFS', INFOT, NOUT, LERR, OK )
INFOT = 11
CALL ZTRRFS( 'U', 'N', 'N', 2, 1, A, 2, B, 2, X, 1, R1, R2, W,
$ RW, INFO )
CALL CHKXER( 'ZTRRFS', INFOT, NOUT, LERR, OK )
*
* ZTRCON
*
SRNAMT = 'ZTRCON'
INFOT = 1
CALL ZTRCON( '/', 'U', 'N', 0, A, 1, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTRCON', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZTRCON( '1', '/', 'N', 0, A, 1, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTRCON', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZTRCON( '1', 'U', '/', 0, A, 1, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTRCON', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZTRCON( '1', 'U', 'N', -1, A, 1, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTRCON', INFOT, NOUT, LERR, OK )
INFOT = 6
CALL ZTRCON( '1', 'U', 'N', 2, A, 1, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTRCON', INFOT, NOUT, LERR, OK )
*
* ZLATRS
*
SRNAMT = 'ZLATRS'
INFOT = 1
CALL ZLATRS( '/', 'N', 'N', 'N', 0, A, 1, X, SCALE, RW, INFO )
CALL CHKXER( 'ZLATRS', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZLATRS( 'U', '/', 'N', 'N', 0, A, 1, X, SCALE, RW, INFO )
CALL CHKXER( 'ZLATRS', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZLATRS( 'U', 'N', '/', 'N', 0, A, 1, X, SCALE, RW, INFO )
CALL CHKXER( 'ZLATRS', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZLATRS( 'U', 'N', 'N', '/', 0, A, 1, X, SCALE, RW, INFO )
CALL CHKXER( 'ZLATRS', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZLATRS( 'U', 'N', 'N', 'N', -1, A, 1, X, SCALE, RW, INFO )
CALL CHKXER( 'ZLATRS', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL ZLATRS( 'U', 'N', 'N', 'N', 2, A, 1, X, SCALE, RW, INFO )
CALL CHKXER( 'ZLATRS', INFOT, NOUT, LERR, OK )
*
* ZLATRS3
*
SRNAMT = 'ZLATRS3'
INFOT = 1
CALL ZLATRS3( '/', 'N', 'N', 'N', 0, 0, A, 1, X, 1, SCALE, RW,
$ RW( 2 ), 1, INFO )
CALL CHKXER( 'ZLATRS3', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZLATRS3( 'U', '/', 'N', 'N', 0, 0, A, 1, X, 1, SCALE, RW,
$ RW( 2 ), 1, INFO )
CALL CHKXER( 'ZLATRS3', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZLATRS3( 'U', 'N', '/', 'N', 0, 0, A, 1, X, 1, SCALE, RW,
$ RW( 2 ), 1, INFO )
CALL CHKXER( 'ZLATRS3', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZLATRS3( 'U', 'N', 'N', '/', 0, 0, A, 1, X, 1, SCALE, RW,
$ RW( 2 ), 1, INFO )
CALL CHKXER( 'ZLATRS3', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZLATRS3( 'U', 'N', 'N', 'N', -1, 0, A, 1, X, 1, SCALE, RW,
$ RW( 2 ), 1, INFO )
CALL CHKXER( 'ZLATRS3', INFOT, NOUT, LERR, OK )
INFOT = 6
CALL ZLATRS3( 'U', 'N', 'N', 'N', 0, -1, A, 1, X, 1, SCALE, RW,
$ RW( 2 ), 1, INFO )
CALL CHKXER( 'ZLATRS3', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL ZLATRS3( 'U', 'N', 'N', 'N', 2, 0, A, 1, X, 1, SCALE, RW,
$ RW( 2 ), 1, INFO )
CALL CHKXER( 'ZLATRS3', INFOT, NOUT, LERR, OK )
INFOT = 10
CALL ZLATRS3( 'U', 'N', 'N', 'N', 2, 0, A, 2, X, 1, SCALE, RW,
$ RW( 2 ), 1, INFO )
CALL CHKXER( 'ZLATRS3', INFOT, NOUT, LERR, OK )
INFOT = 14
CALL ZLATRS3( 'U', 'N', 'N', 'N', 1, 0, A, 1, X, 1, SCALE, RW,
$ RW( 2 ), 0, INFO )
CALL CHKXER( 'ZLATRS3', INFOT, NOUT, LERR, OK )
*
* Test error exits for the packed triangular routines.
*
ELSE IF( LSAMEN( 2, C2, 'TP' ) ) THEN
*
* ZTPTRI
*
SRNAMT = 'ZTPTRI'
INFOT = 1
CALL ZTPTRI( '/', 'N', 0, A, INFO )
CALL CHKXER( 'ZTPTRI', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZTPTRI( 'U', '/', 0, A, INFO )
CALL CHKXER( 'ZTPTRI', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZTPTRI( 'U', 'N', -1, A, INFO )
CALL CHKXER( 'ZTPTRI', INFOT, NOUT, LERR, OK )
*
* ZTPTRS
*
SRNAMT = 'ZTPTRS'
INFOT = 1
CALL ZTPTRS( '/', 'N', 'N', 0, 0, A, X, 1, INFO )
CALL CHKXER( 'ZTPTRS', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZTPTRS( 'U', '/', 'N', 0, 0, A, X, 1, INFO )
CALL CHKXER( 'ZTPTRS', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZTPTRS( 'U', 'N', '/', 0, 0, A, X, 1, INFO )
CALL CHKXER( 'ZTPTRS', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZTPTRS( 'U', 'N', 'N', -1, 0, A, X, 1, INFO )
CALL CHKXER( 'ZTPTRS', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZTPTRS( 'U', 'N', 'N', 0, -1, A, X, 1, INFO )
CALL CHKXER( 'ZTPTRS', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL ZTPTRS( 'U', 'N', 'N', 2, 1, A, X, 1, INFO )
CALL CHKXER( 'ZTPTRS', INFOT, NOUT, LERR, OK )
*
* ZTPRFS
*
SRNAMT = 'ZTPRFS'
INFOT = 1
CALL ZTPRFS( '/', 'N', 'N', 0, 0, A, B, 1, X, 1, R1, R2, W, RW,
$ INFO )
CALL CHKXER( 'ZTPRFS', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZTPRFS( 'U', '/', 'N', 0, 0, A, B, 1, X, 1, R1, R2, W, RW,
$ INFO )
CALL CHKXER( 'ZTPRFS', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZTPRFS( 'U', 'N', '/', 0, 0, A, B, 1, X, 1, R1, R2, W, RW,
$ INFO )
CALL CHKXER( 'ZTPRFS', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZTPRFS( 'U', 'N', 'N', -1, 0, A, B, 1, X, 1, R1, R2, W,
$ RW, INFO )
CALL CHKXER( 'ZTPRFS', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZTPRFS( 'U', 'N', 'N', 0, -1, A, B, 1, X, 1, R1, R2, W,
$ RW, INFO )
CALL CHKXER( 'ZTPRFS', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL ZTPRFS( 'U', 'N', 'N', 2, 1, A, B, 1, X, 2, R1, R2, W, RW,
$ INFO )
CALL CHKXER( 'ZTPRFS', INFOT, NOUT, LERR, OK )
INFOT = 10
CALL ZTPRFS( 'U', 'N', 'N', 2, 1, A, B, 2, X, 1, R1, R2, W, RW,
$ INFO )
CALL CHKXER( 'ZTPRFS', INFOT, NOUT, LERR, OK )
*
* ZTPCON
*
SRNAMT = 'ZTPCON'
INFOT = 1
CALL ZTPCON( '/', 'U', 'N', 0, A, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTPCON', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZTPCON( '1', '/', 'N', 0, A, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTPCON', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZTPCON( '1', 'U', '/', 0, A, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTPCON', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZTPCON( '1', 'U', 'N', -1, A, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTPCON', INFOT, NOUT, LERR, OK )
*
* ZLATPS
*
SRNAMT = 'ZLATPS'
INFOT = 1
CALL ZLATPS( '/', 'N', 'N', 'N', 0, A, X, SCALE, RW, INFO )
CALL CHKXER( 'ZLATPS', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZLATPS( 'U', '/', 'N', 'N', 0, A, X, SCALE, RW, INFO )
CALL CHKXER( 'ZLATPS', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZLATPS( 'U', 'N', '/', 'N', 0, A, X, SCALE, RW, INFO )
CALL CHKXER( 'ZLATPS', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZLATPS( 'U', 'N', 'N', '/', 0, A, X, SCALE, RW, INFO )
CALL CHKXER( 'ZLATPS', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZLATPS( 'U', 'N', 'N', 'N', -1, A, X, SCALE, RW, INFO )
CALL CHKXER( 'ZLATPS', INFOT, NOUT, LERR, OK )
*
* Test error exits for the banded triangular routines.
*
ELSE IF( LSAMEN( 2, C2, 'TB' ) ) THEN
*
* ZTBTRS
*
SRNAMT = 'ZTBTRS'
INFOT = 1
CALL ZTBTRS( '/', 'N', 'N', 0, 0, 0, A, 1, X, 1, INFO )
CALL CHKXER( 'ZTBTRS', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZTBTRS( 'U', '/', 'N', 0, 0, 0, A, 1, X, 1, INFO )
CALL CHKXER( 'ZTBTRS', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZTBTRS( 'U', 'N', '/', 0, 0, 0, A, 1, X, 1, INFO )
CALL CHKXER( 'ZTBTRS', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZTBTRS( 'U', 'N', 'N', -1, 0, 0, A, 1, X, 1, INFO )
CALL CHKXER( 'ZTBTRS', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZTBTRS( 'U', 'N', 'N', 0, -1, 0, A, 1, X, 1, INFO )
CALL CHKXER( 'ZTBTRS', INFOT, NOUT, LERR, OK )
INFOT = 6
CALL ZTBTRS( 'U', 'N', 'N', 0, 0, -1, A, 1, X, 1, INFO )
CALL CHKXER( 'ZTBTRS', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL ZTBTRS( 'U', 'N', 'N', 2, 1, 1, A, 1, X, 2, INFO )
CALL CHKXER( 'ZTBTRS', INFOT, NOUT, LERR, OK )
INFOT = 10
CALL ZTBTRS( 'U', 'N', 'N', 2, 0, 1, A, 1, X, 1, INFO )
CALL CHKXER( 'ZTBTRS', INFOT, NOUT, LERR, OK )
*
* ZTBRFS
*
SRNAMT = 'ZTBRFS'
INFOT = 1
CALL ZTBRFS( '/', 'N', 'N', 0, 0, 0, A, 1, B, 1, X, 1, R1, R2,
$ W, RW, INFO )
CALL CHKXER( 'ZTBRFS', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZTBRFS( 'U', '/', 'N', 0, 0, 0, A, 1, B, 1, X, 1, R1, R2,
$ W, RW, INFO )
CALL CHKXER( 'ZTBRFS', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZTBRFS( 'U', 'N', '/', 0, 0, 0, A, 1, B, 1, X, 1, R1, R2,
$ W, RW, INFO )
CALL CHKXER( 'ZTBRFS', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZTBRFS( 'U', 'N', 'N', -1, 0, 0, A, 1, B, 1, X, 1, R1, R2,
$ W, RW, INFO )
CALL CHKXER( 'ZTBRFS', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZTBRFS( 'U', 'N', 'N', 0, -1, 0, A, 1, B, 1, X, 1, R1, R2,
$ W, RW, INFO )
CALL CHKXER( 'ZTBRFS', INFOT, NOUT, LERR, OK )
INFOT = 6
CALL ZTBRFS( 'U', 'N', 'N', 0, 0, -1, A, 1, B, 1, X, 1, R1, R2,
$ W, RW, INFO )
CALL CHKXER( 'ZTBRFS', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL ZTBRFS( 'U', 'N', 'N', 2, 1, 1, A, 1, B, 2, X, 2, R1, R2,
$ W, RW, INFO )
CALL CHKXER( 'ZTBRFS', INFOT, NOUT, LERR, OK )
INFOT = 10
CALL ZTBRFS( 'U', 'N', 'N', 2, 1, 1, A, 2, B, 1, X, 2, R1, R2,
$ W, RW, INFO )
CALL CHKXER( 'ZTBRFS', INFOT, NOUT, LERR, OK )
INFOT = 12
CALL ZTBRFS( 'U', 'N', 'N', 2, 1, 1, A, 2, B, 2, X, 1, R1, R2,
$ W, RW, INFO )
CALL CHKXER( 'ZTBRFS', INFOT, NOUT, LERR, OK )
*
* ZTBCON
*
SRNAMT = 'ZTBCON'
INFOT = 1
CALL ZTBCON( '/', 'U', 'N', 0, 0, A, 1, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTBCON', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZTBCON( '1', '/', 'N', 0, 0, A, 1, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTBCON', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZTBCON( '1', 'U', '/', 0, 0, A, 1, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTBCON', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZTBCON( '1', 'U', 'N', -1, 0, A, 1, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTBCON', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZTBCON( '1', 'U', 'N', 0, -1, A, 1, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTBCON', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL ZTBCON( '1', 'U', 'N', 2, 1, A, 1, RCOND, W, RW, INFO )
CALL CHKXER( 'ZTBCON', INFOT, NOUT, LERR, OK )
*
* ZLATBS
*
SRNAMT = 'ZLATBS'
INFOT = 1
CALL ZLATBS( '/', 'N', 'N', 'N', 0, 0, A, 1, X, SCALE, RW,
$ INFO )
CALL CHKXER( 'ZLATBS', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZLATBS( 'U', '/', 'N', 'N', 0, 0, A, 1, X, SCALE, RW,
$ INFO )
CALL CHKXER( 'ZLATBS', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZLATBS( 'U', 'N', '/', 'N', 0, 0, A, 1, X, SCALE, RW,
$ INFO )
CALL CHKXER( 'ZLATBS', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZLATBS( 'U', 'N', 'N', '/', 0, 0, A, 1, X, SCALE, RW,
$ INFO )
CALL CHKXER( 'ZLATBS', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZLATBS( 'U', 'N', 'N', 'N', -1, 0, A, 1, X, SCALE, RW,
$ INFO )
CALL CHKXER( 'ZLATBS', INFOT, NOUT, LERR, OK )
INFOT = 6
CALL ZLATBS( 'U', 'N', 'N', 'N', 1, -1, A, 1, X, SCALE, RW,
$ INFO )
CALL CHKXER( 'ZLATBS', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL ZLATBS( 'U', 'N', 'N', 'N', 2, 1, A, 1, X, SCALE, RW,
$ INFO )
CALL CHKXER( 'ZLATBS', INFOT, NOUT, LERR, OK )
END IF
*
* Print a summary line.
*
CALL ALAESM( PATH, OK, NOUT )
*
RETURN
*
* End of ZERRTR
*
END