SUBROUTINE ZERRPS( PATH, NUNIT ) * * -- LAPACK test routine (version 3.1) -- * Craig Lucas, University of Manchester / NAG Ltd. * October, 2008 * * .. Scalar Arguments .. INTEGER NUNIT CHARACTER*3 PATH * .. * * Purpose * ======= * * ZERRPS tests the error exits for the COMPLEX routines * for ZPSTRF. * * 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 = 4 ) * .. * .. Local Scalars .. INTEGER I, INFO, J * .. * .. Local Arrays .. COMPLEX*16 A( NMAX, NMAX ) DOUBLE PRECISION RWORK( 2*NMAX ) INTEGER PIV( NMAX ) * .. * .. External Subroutines .. EXTERNAL ALAESM, CHKXER, ZPSTF2, ZPSTRF * .. * .. Scalars in Common .. INTEGER INFOT, NOUT LOGICAL LERR, OK CHARACTER*32 SRNAMT * .. * .. 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 110 J = 1, NMAX DO 100 I = 1, NMAX A( I, J ) = 1.D0 / DBLE( I+J ) * 100 CONTINUE PIV( J ) = J RWORK( J ) = 0.D0 RWORK( NMAX+J ) = 0.D0 * 110 CONTINUE OK = .TRUE. * * * Test error exits of the routines that use the Cholesky * decomposition of an Hermitian positive semidefinite matrix. * * ZPSTRF * SRNAMT = 'ZPSTRF' INFOT = 1 CALL ZPSTRF( '/', 0, A, 1, PIV, 1, -1.D0, RWORK, INFO ) CALL CHKXER( 'ZPSTRF', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL ZPSTRF( 'U', -1, A, 1, PIV, 1, -1.D0, RWORK, INFO ) CALL CHKXER( 'ZPSTRF', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL ZPSTRF( 'U', 2, A, 1, PIV, 1, -1.D0, RWORK, INFO ) CALL CHKXER( 'ZPSTRF', INFOT, NOUT, LERR, OK ) * * ZPSTF2 * SRNAMT = 'ZPSTF2' INFOT = 1 CALL ZPSTF2( '/', 0, A, 1, PIV, 1, -1.D0, RWORK, INFO ) CALL CHKXER( 'ZPSTF2', INFOT, NOUT, LERR, OK ) INFOT = 2 CALL ZPSTF2( 'U', -1, A, 1, PIV, 1, -1.D0, RWORK, INFO ) CALL CHKXER( 'ZPSTF2', INFOT, NOUT, LERR, OK ) INFOT = 4 CALL ZPSTF2( 'U', 2, A, 1, PIV, 1, -1.D0, RWORK, INFO ) CALL CHKXER( 'ZPSTF2', INFOT, NOUT, LERR, OK ) * * * Print a summary line. * CALL ALAESM( PATH, OK, NOUT ) * RETURN * * End of ZERRPS * END