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OpenBLAS/lapack-netlib/TESTING/LIN/zerrls.f

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*> \brief \b ZERRLS
*
* =========== DOCUMENTATION ===========
*
* Online html documentation available at
* http://www.netlib.org/lapack/explore-html/
*
* Definition:
* ===========
*
* SUBROUTINE ZERRLS( PATH, NUNIT )
*
* .. Scalar Arguments ..
* CHARACTER*3 PATH
* INTEGER NUNIT
* ..
*
*
*> \par Purpose:
* =============
*>
*> \verbatim
*>
*> ZERRLS tests the error exits for the COMPLEX*16 least squares
*> driver routines (ZGELS, CGELSS, CGELSY, CGELSD).
*> \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 complex16_lin
*
* =====================================================================
SUBROUTINE ZERRLS( 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, IRNK
DOUBLE PRECISION RCOND
* ..
* .. Local Arrays ..
INTEGER IP( NMAX )
DOUBLE PRECISION RW( NMAX ), S( NMAX )
COMPLEX*16 A( NMAX, NMAX ), B( NMAX, NMAX ), W( NMAX )
* ..
* .. External Functions ..
LOGICAL LSAMEN
EXTERNAL LSAMEN
* ..
* .. External Subroutines ..
EXTERNAL ALAESM, CHKXER, ZGELS, ZGELSD, ZGELSS, ZGELSY
* ..
* .. 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
C2 = PATH( 2: 3 )
A( 1, 1 ) = ( 1.0D+0, 0.0D+0 )
A( 1, 2 ) = ( 2.0D+0, 0.0D+0 )
A( 2, 2 ) = ( 3.0D+0, 0.0D+0 )
A( 2, 1 ) = ( 4.0D+0, 0.0D+0 )
OK = .TRUE.
WRITE( NOUT, FMT = * )
*
* Test error exits for the least squares driver routines.
*
IF( LSAMEN( 2, C2, 'LS' ) ) THEN
*
* ZGELS
*
SRNAMT = 'ZGELS '
INFOT = 1
CALL ZGELS( '/', 0, 0, 0, A, 1, B, 1, W, 1, INFO )
CALL CHKXER( 'ZGELS ', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZGELS( 'N', -1, 0, 0, A, 1, B, 1, W, 1, INFO )
CALL CHKXER( 'ZGELS ', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZGELS( 'N', 0, -1, 0, A, 1, B, 1, W, 1, INFO )
CALL CHKXER( 'ZGELS ', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL ZGELS( 'N', 0, 0, -1, A, 1, B, 1, W, 1, INFO )
CALL CHKXER( 'ZGELS ', INFOT, NOUT, LERR, OK )
INFOT = 6
CALL ZGELS( 'N', 2, 0, 0, A, 1, B, 2, W, 2, INFO )
CALL CHKXER( 'ZGELS ', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL ZGELS( 'N', 2, 0, 0, A, 2, B, 1, W, 2, INFO )
CALL CHKXER( 'ZGELS ', INFOT, NOUT, LERR, OK )
INFOT = 10
CALL ZGELS( 'N', 1, 1, 0, A, 1, B, 1, W, 1, INFO )
CALL CHKXER( 'ZGELS ', INFOT, NOUT, LERR, OK )
*
* ZGELSS
*
SRNAMT = 'ZGELSS'
INFOT = 1
CALL ZGELSS( -1, 0, 0, A, 1, B, 1, S, RCOND, IRNK, W, 1, RW,
$ INFO )
CALL CHKXER( 'ZGELSS', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZGELSS( 0, -1, 0, A, 1, B, 1, S, RCOND, IRNK, W, 1, RW,
$ INFO )
CALL CHKXER( 'ZGELSS', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZGELSS( 0, 0, -1, A, 1, B, 1, S, RCOND, IRNK, W, 1, RW,
$ INFO )
CALL CHKXER( 'ZGELSS', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZGELSS( 2, 0, 0, A, 1, B, 2, S, RCOND, IRNK, W, 2, RW,
$ INFO )
CALL CHKXER( 'ZGELSS', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL ZGELSS( 2, 0, 0, A, 2, B, 1, S, RCOND, IRNK, W, 2, RW,
$ INFO )
CALL CHKXER( 'ZGELSS', INFOT, NOUT, LERR, OK )
*
* ZGELSY
*
SRNAMT = 'ZGELSY'
INFOT = 1
CALL ZGELSY( -1, 0, 0, A, 1, B, 1, IP, RCOND, IRNK, W, 10, RW,
$ INFO )
CALL CHKXER( 'ZGELSY', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZGELSY( 0, -1, 0, A, 1, B, 1, IP, RCOND, IRNK, W, 10, RW,
$ INFO )
CALL CHKXER( 'ZGELSY', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZGELSY( 0, 0, -1, A, 1, B, 1, IP, RCOND, IRNK, W, 10, RW,
$ INFO )
CALL CHKXER( 'ZGELSY', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZGELSY( 2, 0, 0, A, 1, B, 2, IP, RCOND, IRNK, W, 10, RW,
$ INFO )
CALL CHKXER( 'ZGELSY', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL ZGELSY( 2, 0, 0, A, 2, B, 1, IP, RCOND, IRNK, W, 10, RW,
$ INFO )
CALL CHKXER( 'ZGELSY', INFOT, NOUT, LERR, OK )
INFOT = 12
CALL ZGELSY( 0, 3, 0, A, 1, B, 3, IP, RCOND, IRNK, W, 1, RW,
$ INFO )
CALL CHKXER( 'ZGELSY', INFOT, NOUT, LERR, OK )
*
* ZGELSD
*
SRNAMT = 'ZGELSD'
INFOT = 1
CALL ZGELSD( -1, 0, 0, A, 1, B, 1, S, RCOND, IRNK, W, 10, RW,
$ IP, INFO )
CALL CHKXER( 'ZGELSD', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL ZGELSD( 0, -1, 0, A, 1, B, 1, S, RCOND, IRNK, W, 10, RW,
$ IP, INFO )
CALL CHKXER( 'ZGELSD', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL ZGELSD( 0, 0, -1, A, 1, B, 1, S, RCOND, IRNK, W, 10, RW,
$ IP, INFO )
CALL CHKXER( 'ZGELSD', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL ZGELSD( 2, 0, 0, A, 1, B, 2, S, RCOND, IRNK, W, 10, RW,
$ IP, INFO )
CALL CHKXER( 'ZGELSD', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL ZGELSD( 2, 0, 0, A, 2, B, 1, S, RCOND, IRNK, W, 10, RW,
$ IP, INFO )
CALL CHKXER( 'ZGELSD', INFOT, NOUT, LERR, OK )
INFOT = 12
CALL ZGELSD( 2, 2, 1, A, 2, B, 2, S, RCOND, IRNK, W, 1, RW, IP,
$ INFO )
CALL CHKXER( 'ZGELSD', INFOT, NOUT, LERR, OK )
END IF
*
* Print a summary line.
*
CALL ALAESM( PATH, OK, NOUT )
*
RETURN
*
* End of ZERRLS
*
END
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