SUBROUTINE DERRLQ( 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 * ======= * * DERRLQ tests the error exits for the DOUBLE PRECISION routines * that use the LQ 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, DGELQ2, DGELQF, DGELQS, DORGL2, \$ DORGLQ, DORML2, DORMLQ * .. * .. 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 LQ factorization * * DGELQF * SRNAMT = 'DGELQF' INFOT = 1 CALL DGELQF( -1, 0, A, 1, B, W, 1, INFO ) CALL CHKXER( 'DGELQF', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL DGELQF( 0, -1, A, 1, B, W, 1, INFO ) CALL CHKXER( 'DGELQF', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL DGELQF( 2, 1, A, 1, B, W, 2, INFO ) CALL CHKXER( 'DGELQF', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL DGELQF( 2, 1, A, 2, B, W, 1, INFO ) CALL CHKXER( 'DGELQF', INFOT, NOUT, LERR, OK ) * * DGELQ2 * SRNAMT = 'DGELQ2' INFOT = 1 CALL DGELQ2( -1, 0, A, 1, B, W, INFO ) CALL CHKXER( 'DGELQ2', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL DGELQ2( 0, -1, A, 1, B, W, INFO ) CALL CHKXER( 'DGELQ2', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL DGELQ2( 2, 1, A, 1, B, W, INFO ) CALL CHKXER( 'DGELQ2', INFOT, NOUT, LERR, OK ) * * DGELQS * SRNAMT = 'DGELQS' INFOT = 1 CALL DGELQS( -1, 0, 0, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'DGELQS', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL DGELQS( 0, -1, 0, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'DGELQS', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL DGELQS( 2, 1, 0, A, 2, X, B, 1, W, 1, INFO ) CALL CHKXER( 'DGELQS', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL DGELQS( 0, 0, -1, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'DGELQS', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL DGELQS( 2, 2, 0, A, 1, X, B, 2, W, 1, INFO ) CALL CHKXER( 'DGELQS', INFOT, NOUT, LERR, OK ) INFOT = 8 CALL DGELQS( 1, 2, 0, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'DGELQS', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL DGELQS( 1, 1, 2, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'DGELQS', INFOT, NOUT, LERR, OK ) * * DORGLQ * SRNAMT = 'DORGLQ' INFOT = 1 CALL DORGLQ( -1, 0, 0, A, 1, X, W, 1, INFO ) CALL CHKXER( 'DORGLQ', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL DORGLQ( 0, -1, 0, A, 1, X, W, 1, INFO ) CALL CHKXER( 'DORGLQ', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL DORGLQ( 2, 1, 0, A, 2, X, W, 2, INFO ) CALL CHKXER( 'DORGLQ', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL DORGLQ( 0, 0, -1, A, 1, X, W, 1, INFO ) CALL CHKXER( 'DORGLQ', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL DORGLQ( 1, 1, 2, A, 1, X, W, 1, INFO ) CALL CHKXER( 'DORGLQ', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL DORGLQ( 2, 2, 0, A, 1, X, W, 2, INFO ) CALL CHKXER( 'DORGLQ', INFOT, NOUT, LERR, OK ) INFOT = 8 CALL DORGLQ( 2, 2, 0, A, 2, X, W, 1, INFO ) CALL CHKXER( 'DORGLQ', INFOT, NOUT, LERR, OK ) * * DORGL2 * SRNAMT = 'DORGL2' INFOT = 1 CALL DORGL2( -1, 0, 0, A, 1, X, W, INFO ) CALL CHKXER( 'DORGL2', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL DORGL2( 0, -1, 0, A, 1, X, W, INFO ) CALL CHKXER( 'DORGL2', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL DORGL2( 2, 1, 0, A, 2, X, W, INFO ) CALL CHKXER( 'DORGL2', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL DORGL2( 0, 0, -1, A, 1, X, W, INFO ) CALL CHKXER( 'DORGL2', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL DORGL2( 1, 1, 2, A, 1, X, W, INFO ) CALL CHKXER( 'DORGL2', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL DORGL2( 2, 2, 0, A, 1, X, W, INFO ) CALL CHKXER( 'DORGL2', INFOT, NOUT, LERR, OK ) * * DORMLQ * SRNAMT = 'DORMLQ' INFOT = 1 CALL DORMLQ( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'DORMLQ', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL DORMLQ( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'DORMLQ', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL DORMLQ( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'DORMLQ', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL DORMLQ( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'DORMLQ', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL DORMLQ( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'DORMLQ', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL DORMLQ( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'DORMLQ', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL DORMLQ( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'DORMLQ', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL DORMLQ( 'L', 'N', 2, 0, 2, A, 1, X, AF, 2, W, 1, INFO ) CALL CHKXER( 'DORMLQ', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL DORMLQ( 'R', 'N', 0, 2, 2, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'DORMLQ', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL DORMLQ( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'DORMLQ', INFOT, NOUT, LERR, OK ) INFOT = 12 CALL DORMLQ( 'L', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'DORMLQ', INFOT, NOUT, LERR, OK ) INFOT = 12 CALL DORMLQ( 'R', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO ) CALL CHKXER( 'DORMLQ', INFOT, NOUT, LERR, OK ) * * DORML2 * SRNAMT = 'DORML2' INFOT = 1 CALL DORML2( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'DORML2', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL DORML2( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'DORML2', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL DORML2( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'DORML2', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL DORML2( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'DORML2', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL DORML2( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'DORML2', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL DORML2( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'DORML2', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL DORML2( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'DORML2', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL DORML2( 'L', 'N', 2, 1, 2, A, 1, X, AF, 2, W, INFO ) CALL CHKXER( 'DORML2', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL DORML2( 'R', 'N', 1, 2, 2, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'DORML2', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL DORML2( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, INFO ) CALL CHKXER( 'DORML2', INFOT, NOUT, LERR, OK ) * * Print a summary line. * CALL ALAESM( PATH, OK, NOUT ) * RETURN * * End of DERRLQ * END