SUBROUTINE ZERRHS( 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 * ======= * * ZERRHS tests the error exits for ZGEBAK, CGEBAL, CGEHRD, ZUNGHR, * ZUNMHR, ZHSEQR, CHSEIN, and ZTREVC. * * 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, LW PARAMETER ( NMAX = 3, LW = NMAX*NMAX ) * .. * .. Local Scalars .. CHARACTER*2 C2 INTEGER I, IHI, ILO, INFO, J, M, NT * .. * .. Local Arrays .. LOGICAL SEL( NMAX ) INTEGER IFAILL( NMAX ), IFAILR( NMAX ) DOUBLE PRECISION RW( NMAX ), S( NMAX ) COMPLEX*16 A( NMAX, NMAX ), C( NMAX, NMAX ), TAU( NMAX ), $ VL( NMAX, NMAX ), VR( NMAX, NMAX ), W( LW ), $ X( NMAX ) * .. * .. External Functions .. LOGICAL LSAMEN EXTERNAL LSAMEN * .. * .. External Subroutines .. EXTERNAL CHKXER, ZGEBAK, ZGEBAL, ZGEHRD, ZHSEIN, ZHSEQR, $ ZTREVC, ZUNGHR, ZUNMHR * .. * .. Intrinsic Functions .. INTRINSIC DBLE * .. * .. 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 WRITE( NOUT, FMT = * ) C2 = PATH( 2: 3 ) * * Set the variables to innocuous values. * DO 20 J = 1, NMAX DO 10 I = 1, NMAX A( I, J ) = 1.D0 / DBLE( I+J ) 10 CONTINUE SEL( J ) = .TRUE. 20 CONTINUE OK = .TRUE. NT = 0 * * Test error exits of the nonsymmetric eigenvalue routines. * IF( LSAMEN( 2, C2, 'HS' ) ) THEN * * ZGEBAL * SRNAMT = 'ZGEBAL' INFOT = 1 CALL ZGEBAL( '/', 0, A, 1, ILO, IHI, S, INFO ) CALL CHKXER( 'ZGEBAL', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL ZGEBAL( 'N', -1, A, 1, ILO, IHI, S, INFO ) CALL CHKXER( 'ZGEBAL', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL ZGEBAL( 'N', 2, A, 1, ILO, IHI, S, INFO ) CALL CHKXER( 'ZGEBAL', INFOT, NOUT, LERR, OK ) NT = NT + 3 * * ZGEBAK * SRNAMT = 'ZGEBAK' INFOT = 1 CALL ZGEBAK( '/', 'R', 0, 1, 0, S, 0, A, 1, INFO ) CALL CHKXER( 'ZGEBAK', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL ZGEBAK( 'N', '/', 0, 1, 0, S, 0, A, 1, INFO ) CALL CHKXER( 'ZGEBAK', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL ZGEBAK( 'N', 'R', -1, 1, 0, S, 0, A, 1, INFO ) CALL CHKXER( 'ZGEBAK', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL ZGEBAK( 'N', 'R', 0, 0, 0, S, 0, A, 1, INFO ) CALL CHKXER( 'ZGEBAK', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL ZGEBAK( 'N', 'R', 0, 2, 0, S, 0, A, 1, INFO ) CALL CHKXER( 'ZGEBAK', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL ZGEBAK( 'N', 'R', 2, 2, 1, S, 0, A, 2, INFO ) CALL CHKXER( 'ZGEBAK', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL ZGEBAK( 'N', 'R', 0, 1, 1, S, 0, A, 1, INFO ) CALL CHKXER( 'ZGEBAK', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL ZGEBAK( 'N', 'R', 0, 1, 0, S, -1, A, 1, INFO ) CALL CHKXER( 'ZGEBAK', INFOT, NOUT, LERR, OK ) INFOT = 9 CALL ZGEBAK( 'N', 'R', 2, 1, 2, S, 0, A, 1, INFO ) CALL CHKXER( 'ZGEBAK', INFOT, NOUT, LERR, OK ) NT = NT + 9 * * ZGEHRD * SRNAMT = 'ZGEHRD' INFOT = 1 CALL ZGEHRD( -1, 1, 1, A, 1, TAU, W, 1, INFO ) CALL CHKXER( 'ZGEHRD', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL ZGEHRD( 0, 0, 0, A, 1, TAU, W, 1, INFO ) CALL CHKXER( 'ZGEHRD', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL ZGEHRD( 0, 2, 0, A, 1, TAU, W, 1, INFO ) CALL CHKXER( 'ZGEHRD', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL ZGEHRD( 1, 1, 0, A, 1, TAU, W, 1, INFO ) CALL CHKXER( 'ZGEHRD', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL ZGEHRD( 0, 1, 1, A, 1, TAU, W, 1, INFO ) CALL CHKXER( 'ZGEHRD', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL ZGEHRD( 2, 1, 1, A, 1, TAU, W, 2, INFO ) CALL CHKXER( 'ZGEHRD', INFOT, NOUT, LERR, OK ) INFOT = 8 CALL ZGEHRD( 2, 1, 2, A, 2, TAU, W, 1, INFO ) CALL CHKXER( 'ZGEHRD', INFOT, NOUT, LERR, OK ) NT = NT + 7 * * ZUNGHR * SRNAMT = 'ZUNGHR' INFOT = 1 CALL ZUNGHR( -1, 1, 1, A, 1, TAU, W, 1, INFO ) CALL CHKXER( 'ZUNGHR', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL ZUNGHR( 0, 0, 0, A, 1, TAU, W, 1, INFO ) CALL CHKXER( 'ZUNGHR', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL ZUNGHR( 0, 2, 0, A, 1, TAU, W, 1, INFO ) CALL CHKXER( 'ZUNGHR', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL ZUNGHR( 1, 1, 0, A, 1, TAU, W, 1, INFO ) CALL CHKXER( 'ZUNGHR', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL ZUNGHR( 0, 1, 1, A, 1, TAU, W, 1, INFO ) CALL CHKXER( 'ZUNGHR', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL ZUNGHR( 2, 1, 1, A, 1, TAU, W, 1, INFO ) CALL CHKXER( 'ZUNGHR', INFOT, NOUT, LERR, OK ) INFOT = 8 CALL ZUNGHR( 3, 1, 3, A, 3, TAU, W, 1, INFO ) CALL CHKXER( 'ZUNGHR', INFOT, NOUT, LERR, OK ) NT = NT + 7 * * ZUNMHR * SRNAMT = 'ZUNMHR' INFOT = 1 CALL ZUNMHR( '/', 'N', 0, 0, 1, 0, A, 1, TAU, C, 1, W, 1, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL ZUNMHR( 'L', '/', 0, 0, 1, 0, A, 1, TAU, C, 1, W, 1, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL ZUNMHR( 'L', 'N', -1, 0, 1, 0, A, 1, TAU, C, 1, W, 1, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL ZUNMHR( 'L', 'N', 0, -1, 1, 0, A, 1, TAU, C, 1, W, 1, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL ZUNMHR( 'L', 'N', 0, 0, 0, 0, A, 1, TAU, C, 1, W, 1, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL ZUNMHR( 'L', 'N', 0, 0, 2, 0, A, 1, TAU, C, 1, W, 1, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL ZUNMHR( 'L', 'N', 1, 2, 2, 1, A, 1, TAU, C, 1, W, 2, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL ZUNMHR( 'R', 'N', 2, 1, 2, 1, A, 1, TAU, C, 2, W, 2, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 6 CALL ZUNMHR( 'L', 'N', 1, 1, 1, 0, A, 1, TAU, C, 1, W, 1, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 6 CALL ZUNMHR( 'L', 'N', 0, 1, 1, 1, A, 1, TAU, C, 1, W, 1, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 6 CALL ZUNMHR( 'R', 'N', 1, 0, 1, 1, A, 1, TAU, C, 1, W, 1, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 8 CALL ZUNMHR( 'L', 'N', 2, 1, 1, 1, A, 1, TAU, C, 2, W, 1, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 8 CALL ZUNMHR( 'R', 'N', 1, 2, 1, 1, A, 1, TAU, C, 1, W, 1, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 11 CALL ZUNMHR( 'L', 'N', 2, 1, 1, 1, A, 2, TAU, C, 1, W, 1, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 13 CALL ZUNMHR( 'L', 'N', 1, 2, 1, 1, A, 1, TAU, C, 1, W, 1, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) INFOT = 13 CALL ZUNMHR( 'R', 'N', 2, 1, 1, 1, A, 1, TAU, C, 2, W, 1, $ INFO ) CALL CHKXER( 'ZUNMHR', INFOT, NOUT, LERR, OK ) NT = NT + 16 * * ZHSEQR * SRNAMT = 'ZHSEQR' INFOT = 1 CALL ZHSEQR( '/', 'N', 0, 1, 0, A, 1, X, C, 1, W, 1, INFO ) CALL CHKXER( 'ZHSEQR', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL ZHSEQR( 'E', '/', 0, 1, 0, A, 1, X, C, 1, W, 1, INFO ) CALL CHKXER( 'ZHSEQR', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL ZHSEQR( 'E', 'N', -1, 1, 0, A, 1, X, C, 1, W, 1, INFO ) CALL CHKXER( 'ZHSEQR', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL ZHSEQR( 'E', 'N', 0, 0, 0, A, 1, X, C, 1, W, 1, INFO ) CALL CHKXER( 'ZHSEQR', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL ZHSEQR( 'E', 'N', 0, 2, 0, A, 1, X, C, 1, W, 1, INFO ) CALL CHKXER( 'ZHSEQR', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL ZHSEQR( 'E', 'N', 1, 1, 0, A, 1, X, C, 1, W, 1, INFO ) CALL CHKXER( 'ZHSEQR', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL ZHSEQR( 'E', 'N', 1, 1, 2, A, 1, X, C, 1, W, 1, INFO ) CALL CHKXER( 'ZHSEQR', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL ZHSEQR( 'E', 'N', 2, 1, 2, A, 1, X, C, 2, W, 1, INFO ) CALL CHKXER( 'ZHSEQR', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL ZHSEQR( 'E', 'V', 2, 1, 2, A, 2, X, C, 1, W, 1, INFO ) CALL CHKXER( 'ZHSEQR', INFOT, NOUT, LERR, OK ) NT = NT + 9 * * ZHSEIN * SRNAMT = 'ZHSEIN' INFOT = 1 CALL ZHSEIN( '/', 'N', 'N', SEL, 0, A, 1, X, VL, 1, VR, 1, 0, $ M, W, RW, IFAILL, IFAILR, INFO ) CALL CHKXER( 'ZHSEIN', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL ZHSEIN( 'R', '/', 'N', SEL, 0, A, 1, X, VL, 1, VR, 1, 0, $ M, W, RW, IFAILL, IFAILR, INFO ) CALL CHKXER( 'ZHSEIN', INFOT, NOUT, LERR, OK ) INFOT = 3 CALL ZHSEIN( 'R', 'N', '/', SEL, 0, A, 1, X, VL, 1, VR, 1, 0, $ M, W, RW, IFAILL, IFAILR, INFO ) CALL CHKXER( 'ZHSEIN', INFOT, NOUT, LERR, OK ) INFOT = 5 CALL ZHSEIN( 'R', 'N', 'N', SEL, -1, A, 1, X, VL, 1, VR, 1, 0, $ M, W, RW, IFAILL, IFAILR, INFO ) CALL CHKXER( 'ZHSEIN', INFOT, NOUT, LERR, OK ) INFOT = 7 CALL ZHSEIN( 'R', 'N', 'N', SEL, 2, A, 1, X, VL, 1, VR, 2, 4, $ M, W, RW, IFAILL, IFAILR, INFO ) CALL CHKXER( 'ZHSEIN', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL ZHSEIN( 'L', 'N', 'N', SEL, 2, A, 2, X, VL, 1, VR, 1, 4, $ M, W, RW, IFAILL, IFAILR, INFO ) CALL CHKXER( 'ZHSEIN', INFOT, NOUT, LERR, OK ) INFOT = 12 CALL ZHSEIN( 'R', 'N', 'N', SEL, 2, A, 2, X, VL, 1, VR, 1, 4, $ M, W, RW, IFAILL, IFAILR, INFO ) CALL CHKXER( 'ZHSEIN', INFOT, NOUT, LERR, OK ) INFOT = 13 CALL ZHSEIN( 'R', 'N', 'N', SEL, 2, A, 2, X, VL, 1, VR, 2, 1, $ M, W, RW, IFAILL, IFAILR, INFO ) CALL CHKXER( 'ZHSEIN', INFOT, NOUT, LERR, OK ) NT = NT + 8 * * ZTREVC * SRNAMT = 'ZTREVC' INFOT = 1 CALL ZTREVC( '/', 'A', SEL, 0, A, 1, VL, 1, VR, 1, 0, M, W, RW, $ INFO ) CALL CHKXER( 'ZTREVC', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL ZTREVC( 'L', '/', SEL, 0, A, 1, VL, 1, VR, 1, 0, M, W, RW, $ INFO ) CALL CHKXER( 'ZTREVC', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL ZTREVC( 'L', 'A', SEL, -1, A, 1, VL, 1, VR, 1, 0, M, W, $ RW, INFO ) CALL CHKXER( 'ZTREVC', INFOT, NOUT, LERR, OK ) INFOT = 6 CALL ZTREVC( 'L', 'A', SEL, 2, A, 1, VL, 2, VR, 1, 4, M, W, RW, $ INFO ) CALL CHKXER( 'ZTREVC', INFOT, NOUT, LERR, OK ) INFOT = 8 CALL ZTREVC( 'L', 'A', SEL, 2, A, 2, VL, 1, VR, 1, 4, M, W, RW, $ INFO ) CALL CHKXER( 'ZTREVC', INFOT, NOUT, LERR, OK ) INFOT = 10 CALL ZTREVC( 'R', 'A', SEL, 2, A, 2, VL, 1, VR, 1, 4, M, W, RW, $ INFO ) CALL CHKXER( 'ZTREVC', INFOT, NOUT, LERR, OK ) INFOT = 11 CALL ZTREVC( 'L', 'A', SEL, 2, A, 2, VL, 2, VR, 1, 1, M, W, RW, $ INFO ) CALL CHKXER( 'ZTREVC', INFOT, NOUT, LERR, OK ) NT = NT + 7 END IF * * Print a summary line. * IF( OK ) THEN WRITE( NOUT, FMT = 9999 )PATH, NT ELSE WRITE( NOUT, FMT = 9998 )PATH END IF * 9999 FORMAT( 1X, A3, ' routines passed the tests of the error exits', $ ' (', I3, ' tests done)' ) 9998 FORMAT( ' *** ', A3, ' routines failed the tests of the error ', $ 'exits ***' ) * RETURN * * End of ZERRHS * END