*> \brief \b CERRQR * * =========== DOCUMENTATION =========== * * Online html documentation available at * http://www.netlib.org/lapack/explore-html/ * * Definition: * =========== * * SUBROUTINE CERRQR( PATH, NUNIT ) * * .. Scalar Arguments .. * CHARACTER*3 PATH * INTEGER NUNIT * .. * * *> \par Purpose: * ============= *> *> \verbatim *> *> CERRQR tests the error exits for the COMPLEX routines *> that use the QR decomposition of a general matrix. *> \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 complex_lin * * ===================================================================== SUBROUTINE CERRQR( 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 .. INTEGER I, INFO, J * .. * .. Local Arrays .. COMPLEX A( NMAX, NMAX ), AF( NMAX, NMAX ), B( NMAX ), $ W( NMAX ), X( NMAX ) * .. * .. External Subroutines .. EXTERNAL ALAESM, CGEQR2, CGEQR2P, CGEQRF, CGEQRFP, $ CGEQRS, CHKXER, CUNG2R, CUNGQR, CUNM2R, $ CUNMQR * .. * .. 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, REAL * .. * .. 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 ) = CMPLX( 1. / REAL( I+J ), -1. / REAL( I+J ) ) AF( I, J ) = CMPLX( 1. / REAL( I+J ), -1. / REAL( I+J ) ) 10 CONTINUE B( J ) = 0. W( J ) = 0. X( J ) = 0. 20 CONTINUE OK = .TRUE. * * Error exits for QR factorization * * CGEQRF * SRNAMT = 'CGEQRF' INFOT = 1 CALL CGEQRF( -1, 0, A, 1, B, W, 1, INFO ) CALL CHKXER( 'CGEQRF', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CGEQRF( 0, -1, A, 1, B, W, 1, INFO ) CALL CHKXER( 'CGEQRF', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL CGEQRF( 2, 1, A, 1, B, W, 1, INFO ) CALL CHKXER( 'CGEQRF', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL CGEQRF( 1, 2, A, 1, B, W, 1, INFO ) CALL CHKXER( 'CGEQRF', INFOT, NOUT, LERR, OK ) * * CGEQRFP * SRNAMT = 'CGEQRFP' INFOT = 1 CALL CGEQRFP( -1, 0, A, 1, B, W, 1, INFO ) CALL CHKXER( 'CGEQRFP', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CGEQRFP( 0, -1, A, 1, B, W, 1, INFO ) CALL CHKXER( 'CGEQRFP', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL CGEQRFP( 2, 1, A, 1, B, W, 1, INFO ) CALL CHKXER( 'CGEQRFP', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL CGEQRFP( 1, 2, A, 1, B, W, 1, INFO ) CALL CHKXER( 'CGEQRFP', INFOT, NOUT, LERR, OK ) * * CGEQR2 * SRNAMT = 'CGEQR2' INFOT = 1 CALL CGEQR2( -1, 0, A, 1, B, W, INFO ) CALL CHKXER( 'CGEQR2', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CGEQR2( 0, -1, A, 1, B, W, INFO ) CALL CHKXER( 'CGEQR2', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL CGEQR2( 2, 1, A, 1, B, W, INFO ) CALL CHKXER( 'CGEQR2', INFOT, NOUT, LERR, OK ) * * CGEQR2P * SRNAMT = 'CGEQR2P' INFOT = 1 CALL CGEQR2P( -1, 0, A, 1, B, W, INFO ) CALL CHKXER( 'CGEQR2P', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CGEQR2P( 0, -1, A, 1, B, W, INFO ) CALL CHKXER( 'CGEQR2P', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL CGEQR2P( 2, 1, A, 1, B, W, INFO ) CALL CHKXER( 'CGEQR2P', INFOT, NOUT, LERR, OK ) * * CGEQRS * SRNAMT = 'CGEQRS' INFOT = 1 CALL CGEQRS( -1, 0, 0, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'CGEQRS', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CGEQRS( 0, -1, 0, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'CGEQRS', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CGEQRS( 1, 2, 0, A, 2, X, B, 2, W, 1, INFO ) CALL CHKXER( 'CGEQRS', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL CGEQRS( 0, 0, -1, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'CGEQRS', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CGEQRS( 2, 1, 0, A, 1, X, B, 2, W, 1, INFO ) CALL CHKXER( 'CGEQRS', INFOT, NOUT, LERR, OK ) INFOT = 8 CALL CGEQRS( 2, 1, 0, A, 2, X, B, 1, W, 1, INFO ) CALL CHKXER( 'CGEQRS', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL CGEQRS( 1, 1, 2, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'CGEQRS', INFOT, NOUT, LERR, OK ) * * CUNGQR * SRNAMT = 'CUNGQR' INFOT = 1 CALL CUNGQR( -1, 0, 0, A, 1, X, W, 1, INFO ) CALL CHKXER( 'CUNGQR', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CUNGQR( 0, -1, 0, A, 1, X, W, 1, INFO ) CALL CHKXER( 'CUNGQR', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CUNGQR( 1, 2, 0, A, 1, X, W, 2, INFO ) CALL CHKXER( 'CUNGQR', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL CUNGQR( 0, 0, -1, A, 1, X, W, 1, INFO ) CALL CHKXER( 'CUNGQR', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL CUNGQR( 1, 1, 2, A, 1, X, W, 1, INFO ) CALL CHKXER( 'CUNGQR', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNGQR( 2, 2, 0, A, 1, X, W, 2, INFO ) CALL CHKXER( 'CUNGQR', INFOT, NOUT, LERR, OK ) INFOT = 8 CALL CUNGQR( 2, 2, 0, A, 2, X, W, 1, INFO ) CALL CHKXER( 'CUNGQR', INFOT, NOUT, LERR, OK ) * * CUNG2R * SRNAMT = 'CUNG2R' INFOT = 1 CALL CUNG2R( -1, 0, 0, A, 1, X, W, INFO ) CALL CHKXER( 'CUNG2R', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CUNG2R( 0, -1, 0, A, 1, X, W, INFO ) CALL CHKXER( 'CUNG2R', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CUNG2R( 1, 2, 0, A, 1, X, W, INFO ) CALL CHKXER( 'CUNG2R', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL CUNG2R( 0, 0, -1, A, 1, X, W, INFO ) CALL CHKXER( 'CUNG2R', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL CUNG2R( 2, 1, 2, A, 2, X, W, INFO ) CALL CHKXER( 'CUNG2R', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNG2R( 2, 1, 0, A, 1, X, W, INFO ) CALL CHKXER( 'CUNG2R', INFOT, NOUT, LERR, OK ) * * CUNMQR * SRNAMT = 'CUNMQR' INFOT = 1 CALL CUNMQR( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMQR', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CUNMQR( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMQR', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL CUNMQR( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMQR', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL CUNMQR( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMQR', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNMQR( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMQR', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNMQR( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMQR', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNMQR( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMQR', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL CUNMQR( 'L', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO ) CALL CHKXER( 'CUNMQR', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL CUNMQR( 'R', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMQR', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL CUNMQR( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMQR', INFOT, NOUT, LERR, OK ) INFOT = 12 CALL CUNMQR( 'L', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'CUNMQR', INFOT, NOUT, LERR, OK ) INFOT = 12 CALL CUNMQR( 'R', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO ) CALL CHKXER( 'CUNMQR', INFOT, NOUT, LERR, OK ) * * CUNM2R * SRNAMT = 'CUNM2R' INFOT = 1 CALL CUNM2R( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNM2R', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL CUNM2R( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNM2R', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL CUNM2R( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNM2R', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL CUNM2R( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNM2R', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNM2R( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNM2R', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNM2R( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNM2R', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL CUNM2R( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNM2R', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL CUNM2R( 'L', 'N', 2, 1, 0, A, 1, X, AF, 2, W, INFO ) CALL CHKXER( 'CUNM2R', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL CUNM2R( 'R', 'N', 1, 2, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNM2R', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL CUNM2R( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, INFO ) CALL CHKXER( 'CUNM2R', INFOT, NOUT, LERR, OK ) * * Print a summary line. * CALL ALAESM( PATH, OK, NOUT ) * RETURN * * End of CERRQR * END