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SUBROUTINE DERRRQ( PATH, NUNIT )
*
* -- LAPACK test routine (version 3.1) --
* Univ. of Tennessee, Univ. of California Berkeley and NAG Ltd..
* November 2006
*
* .. Scalar Arguments ..
CHARACTER*3 PATH
INTEGER NUNIT
* ..
*
* Purpose
* =======
*
* DERRRQ tests the error exits for the DOUBLE PRECISION routines
* that use the RQ decomposition of a general matrix.
*
* Arguments
* =========
*
* PATH (input) CHARACTER*3
* The LAPACK path name for the routines to be tested.
*
* NUNIT (input) INTEGER
* The unit number for output.
*
* =====================================================================
*
* .. Parameters ..
INTEGER NMAX
PARAMETER ( NMAX = 2 )
* ..
* .. Local Scalars ..
INTEGER I, INFO, J
* ..
* .. Local Arrays ..
DOUBLE PRECISION A( NMAX, NMAX ), AF( NMAX, NMAX ), B( NMAX ),
$ W( NMAX ), X( NMAX )
* ..
* .. External Subroutines ..
EXTERNAL ALAESM, CHKXER, DGERQ2, DGERQF, DGERQS, DORGR2,
$ DORGRQ, DORMR2, DORMRQ
* ..
* .. 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
W( J ) = 0.D0
X( J ) = 0.D0
20 CONTINUE
OK = .TRUE.
*
* Error exits for RQ factorization
*
* DGERQF
*
SRNAMT = 'DGERQF'
INFOT = 1
CALL DGERQF( -1, 0, A, 1, B, W, 1, INFO )
CALL CHKXER( 'DGERQF', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DGERQF( 0, -1, A, 1, B, W, 1, INFO )
CALL CHKXER( 'DGERQF', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL DGERQF( 2, 1, A, 1, B, W, 2, INFO )
CALL CHKXER( 'DGERQF', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL DGERQF( 2, 1, A, 2, B, W, 1, INFO )
CALL CHKXER( 'DGERQF', INFOT, NOUT, LERR, OK )
*
* DGERQ2
*
SRNAMT = 'DGERQ2'
INFOT = 1
CALL DGERQ2( -1, 0, A, 1, B, W, INFO )
CALL CHKXER( 'DGERQ2', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DGERQ2( 0, -1, A, 1, B, W, INFO )
CALL CHKXER( 'DGERQ2', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL DGERQ2( 2, 1, A, 1, B, W, INFO )
CALL CHKXER( 'DGERQ2', INFOT, NOUT, LERR, OK )
*
* DGERQS
*
SRNAMT = 'DGERQS'
INFOT = 1
CALL DGERQS( -1, 0, 0, A, 1, X, B, 1, W, 1, INFO )
CALL CHKXER( 'DGERQS', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DGERQS( 0, -1, 0, A, 1, X, B, 1, W, 1, INFO )
CALL CHKXER( 'DGERQS', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DGERQS( 2, 1, 0, A, 2, X, B, 1, W, 1, INFO )
CALL CHKXER( 'DGERQS', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL DGERQS( 0, 0, -1, A, 1, X, B, 1, W, 1, INFO )
CALL CHKXER( 'DGERQS', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DGERQS( 2, 2, 0, A, 1, X, B, 2, W, 1, INFO )
CALL CHKXER( 'DGERQS', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL DGERQS( 2, 2, 0, A, 2, X, B, 1, W, 1, INFO )
CALL CHKXER( 'DGERQS', INFOT, NOUT, LERR, OK )
INFOT = 10
CALL DGERQS( 1, 1, 2, A, 1, X, B, 1, W, 1, INFO )
CALL CHKXER( 'DGERQS', INFOT, NOUT, LERR, OK )
*
* DORGRQ
*
SRNAMT = 'DORGRQ'
INFOT = 1
CALL DORGRQ( -1, 0, 0, A, 1, X, W, 1, INFO )
CALL CHKXER( 'DORGRQ', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DORGRQ( 0, -1, 0, A, 1, X, W, 1, INFO )
CALL CHKXER( 'DORGRQ', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DORGRQ( 2, 1, 0, A, 2, X, W, 2, INFO )
CALL CHKXER( 'DORGRQ', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL DORGRQ( 0, 0, -1, A, 1, X, W, 1, INFO )
CALL CHKXER( 'DORGRQ', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL DORGRQ( 1, 2, 2, A, 1, X, W, 1, INFO )
CALL CHKXER( 'DORGRQ', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORGRQ( 2, 2, 0, A, 1, X, W, 2, INFO )
CALL CHKXER( 'DORGRQ', INFOT, NOUT, LERR, OK )
INFOT = 8
CALL DORGRQ( 2, 2, 0, A, 2, X, W, 1, INFO )
CALL CHKXER( 'DORGRQ', INFOT, NOUT, LERR, OK )
*
* DORGR2
*
SRNAMT = 'DORGR2'
INFOT = 1
CALL DORGR2( -1, 0, 0, A, 1, X, W, INFO )
CALL CHKXER( 'DORGR2', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DORGR2( 0, -1, 0, A, 1, X, W, INFO )
CALL CHKXER( 'DORGR2', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DORGR2( 2, 1, 0, A, 2, X, W, INFO )
CALL CHKXER( 'DORGR2', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL DORGR2( 0, 0, -1, A, 1, X, W, INFO )
CALL CHKXER( 'DORGR2', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL DORGR2( 1, 2, 2, A, 2, X, W, INFO )
CALL CHKXER( 'DORGR2', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORGR2( 2, 2, 0, A, 1, X, W, INFO )
CALL CHKXER( 'DORGR2', INFOT, NOUT, LERR, OK )
*
* DORMRQ
*
SRNAMT = 'DORMRQ'
INFOT = 1
CALL DORMRQ( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMRQ', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DORMRQ( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMRQ', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL DORMRQ( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMRQ', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL DORMRQ( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMRQ', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORMRQ( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMRQ', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORMRQ( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMRQ', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORMRQ( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMRQ', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL DORMRQ( 'L', 'N', 2, 1, 2, A, 1, X, AF, 2, W, 1, INFO )
CALL CHKXER( 'DORMRQ', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL DORMRQ( 'R', 'N', 1, 2, 2, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMRQ', INFOT, NOUT, LERR, OK )
INFOT = 10
CALL DORMRQ( 'L', 'N', 2, 1, 0, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMRQ', INFOT, NOUT, LERR, OK )
INFOT = 12
CALL DORMRQ( 'L', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO )
CALL CHKXER( 'DORMRQ', INFOT, NOUT, LERR, OK )
INFOT = 12
CALL DORMRQ( 'R', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO )
CALL CHKXER( 'DORMRQ', INFOT, NOUT, LERR, OK )
*
* DORMR2
*
SRNAMT = 'DORMR2'
INFOT = 1
CALL DORMR2( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORMR2', INFOT, NOUT, LERR, OK )
INFOT = 2
CALL DORMR2( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORMR2', INFOT, NOUT, LERR, OK )
INFOT = 3
CALL DORMR2( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORMR2', INFOT, NOUT, LERR, OK )
INFOT = 4
CALL DORMR2( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORMR2', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORMR2( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORMR2', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORMR2( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORMR2', INFOT, NOUT, LERR, OK )
INFOT = 5
CALL DORMR2( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORMR2', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL DORMR2( 'L', 'N', 2, 1, 2, A, 1, X, AF, 2, W, INFO )
CALL CHKXER( 'DORMR2', INFOT, NOUT, LERR, OK )
INFOT = 7
CALL DORMR2( 'R', 'N', 1, 2, 2, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORMR2', INFOT, NOUT, LERR, OK )
INFOT = 10
CALL DORMR2( 'L', 'N', 2, 1, 0, A, 1, X, AF, 1, W, INFO )
CALL CHKXER( 'DORMR2', INFOT, NOUT, LERR, OK )
*
* Print a summary line.
*
CALL ALAESM( PATH, OK, NOUT )
*
RETURN
*
* End of DERRRQ
*
END
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