301 lines
		
	
	
		
			9.2 KiB
		
	
	
	
		
			Fortran
		
	
	
	
			
		
		
	
	
			301 lines
		
	
	
		
			9.2 KiB
		
	
	
	
		
			Fortran
		
	
	
	
*> \brief \b DERRLQ
 | 
						|
*
 | 
						|
*  =========== DOCUMENTATION ===========
 | 
						|
*
 | 
						|
* Online html documentation available at 
 | 
						|
*            http://www.netlib.org/lapack/explore-html/ 
 | 
						|
*
 | 
						|
*  Definition:
 | 
						|
*  ===========
 | 
						|
*
 | 
						|
*       SUBROUTINE DERRLQ( PATH, NUNIT )
 | 
						|
* 
 | 
						|
*       .. Scalar Arguments ..
 | 
						|
*       CHARACTER*3        PATH
 | 
						|
*       INTEGER            NUNIT
 | 
						|
*       ..
 | 
						|
*  
 | 
						|
*
 | 
						|
*> \par Purpose:
 | 
						|
*  =============
 | 
						|
*>
 | 
						|
*> \verbatim
 | 
						|
*>
 | 
						|
*> DERRLQ tests the error exits for the DOUBLE PRECISION routines
 | 
						|
*> that use the LQ 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. 
 | 
						|
*
 | 
						|
*> \date November 2011
 | 
						|
*
 | 
						|
*> \ingroup double_lin
 | 
						|
*
 | 
						|
*  =====================================================================
 | 
						|
      SUBROUTINE DERRLQ( PATH, NUNIT )
 | 
						|
*
 | 
						|
*  -- LAPACK test routine (version 3.4.0) --
 | 
						|
*  -- LAPACK is a software package provided by Univ. of Tennessee,    --
 | 
						|
*  -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
 | 
						|
*     November 2011
 | 
						|
*
 | 
						|
*     .. Scalar Arguments ..
 | 
						|
      CHARACTER*3        PATH
 | 
						|
      INTEGER            NUNIT
 | 
						|
*     ..
 | 
						|
*
 | 
						|
*  =====================================================================
 | 
						|
*
 | 
						|
*     .. 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
 |