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SUBROUTINE SERRQL( 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 * ======= * * SERRQL tests the error exits for the REAL routines * that use the QL 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 .. REAL A( NMAX, NMAX ), AF( NMAX, NMAX ), B( NMAX ), $ W( NMAX ), X( NMAX ) * .. * .. External Subroutines .. EXTERNAL ALAESM, CHKXER, SGEQL2, SGEQLF, SGEQLS, SORG2L, $ SORGQL, SORM2L, SORMQL * .. * .. 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 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 ) = 1. / REAL( I+J ) AF( I, J ) = 1. / REAL( I+J ) 10 CONTINUE B( J ) = 0. W( J ) = 0. X( J ) = 0. 20 CONTINUE OK = .TRUE. * * Error exits for QL factorization * * SGEQLF * SRNAMT = 'SGEQLF' INFOT = 1 CALL SGEQLF( -1, 0, A, 1, B, W, 1, INFO ) CALL CHKXER( 'SGEQLF', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL SGEQLF( 0, -1, A, 1, B, W, 1, INFO ) CALL CHKXER( 'SGEQLF', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL SGEQLF( 2, 1, A, 1, B, W, 1, INFO ) CALL CHKXER( 'SGEQLF', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL SGEQLF( 1, 2, A, 1, B, W, 1, INFO ) CALL CHKXER( 'SGEQLF', INFOT, NOUT, LERR, OK ) * * SGEQL2 * SRNAMT = 'SGEQL2' INFOT = 1 CALL SGEQL2( -1, 0, A, 1, B, W, INFO ) CALL CHKXER( 'SGEQL2', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL SGEQL2( 0, -1, A, 1, B, W, INFO ) CALL CHKXER( 'SGEQL2', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL SGEQL2( 2, 1, A, 1, B, W, INFO ) CALL CHKXER( 'SGEQL2', INFOT, NOUT, LERR, OK ) * * SGEQLS * SRNAMT = 'SGEQLS' INFOT = 1 CALL SGEQLS( -1, 0, 0, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'SGEQLS', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL SGEQLS( 0, -1, 0, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'SGEQLS', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL SGEQLS( 1, 2, 0, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'SGEQLS', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL SGEQLS( 0, 0, -1, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'SGEQLS', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL SGEQLS( 2, 1, 0, A, 1, X, B, 2, W, 1, INFO ) CALL CHKXER( 'SGEQLS', INFOT, NOUT, LERR, OK ) INFOT = 8 CALL SGEQLS( 2, 1, 0, A, 2, X, B, 1, W, 1, INFO ) CALL CHKXER( 'SGEQLS', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL SGEQLS( 1, 1, 2, A, 1, X, B, 1, W, 1, INFO ) CALL CHKXER( 'SGEQLS', INFOT, NOUT, LERR, OK ) * * SORGQL * SRNAMT = 'SORGQL' INFOT = 1 CALL SORGQL( -1, 0, 0, A, 1, X, W, 1, INFO ) CALL CHKXER( 'SORGQL', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL SORGQL( 0, -1, 0, A, 1, X, W, 1, INFO ) CALL CHKXER( 'SORGQL', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL SORGQL( 1, 2, 0, A, 1, X, W, 2, INFO ) CALL CHKXER( 'SORGQL', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL SORGQL( 0, 0, -1, A, 1, X, W, 1, INFO ) CALL CHKXER( 'SORGQL', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL SORGQL( 1, 1, 2, A, 1, X, W, 1, INFO ) CALL CHKXER( 'SORGQL', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL SORGQL( 2, 1, 0, A, 1, X, W, 1, INFO ) CALL CHKXER( 'SORGQL', INFOT, NOUT, LERR, OK ) INFOT = 8 CALL SORGQL( 2, 2, 0, A, 2, X, W, 1, INFO ) CALL CHKXER( 'SORGQL', INFOT, NOUT, LERR, OK ) * * SORG2L * SRNAMT = 'SORG2L' INFOT = 1 CALL SORG2L( -1, 0, 0, A, 1, X, W, INFO ) CALL CHKXER( 'SORG2L', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL SORG2L( 0, -1, 0, A, 1, X, W, INFO ) CALL CHKXER( 'SORG2L', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL SORG2L( 1, 2, 0, A, 1, X, W, INFO ) CALL CHKXER( 'SORG2L', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL SORG2L( 0, 0, -1, A, 1, X, W, INFO ) CALL CHKXER( 'SORG2L', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL SORG2L( 2, 1, 2, A, 2, X, W, INFO ) CALL CHKXER( 'SORG2L', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL SORG2L( 2, 1, 0, A, 1, X, W, INFO ) CALL CHKXER( 'SORG2L', INFOT, NOUT, LERR, OK ) * * SORMQL * SRNAMT = 'SORMQL' INFOT = 1 CALL SORMQL( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL SORMQL( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL SORMQL( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL SORMQL( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL SORMQL( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL SORMQL( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL SORMQL( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL SORMQL( 'L', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO ) CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL SORMQL( 'R', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL SORMQL( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK ) INFOT = 12 CALL SORMQL( 'L', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO ) CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK ) INFOT = 12 CALL SORMQL( 'R', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO ) CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK ) * * SORM2L * SRNAMT = 'SORM2L' INFOT = 1 CALL SORM2L( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL SORM2L( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL SORM2L( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL SORM2L( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL SORM2L( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL SORM2L( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL SORM2L( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL SORM2L( 'L', 'N', 2, 1, 0, A, 1, X, AF, 2, W, INFO ) CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL SORM2L( 'R', 'N', 1, 2, 0, A, 1, X, AF, 1, W, INFO ) CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL SORM2L( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, INFO ) CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK ) * * Print a summary line. * CALL ALAESM( PATH, OK, NOUT ) * RETURN * * End of SERRQL * END |