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-- C62004A.ADA

--                             Grant of Unlimited Rights

--

--     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,

--     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained 

--     unlimited rights in the software and documentation contained herein.

--     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making 

--     this public release, the Government intends to confer upon all 

--     recipients unlimited rights  equal to those held by the Government.  

--     These rights include rights to use, duplicate, release or disclose the 

--     released technical data and computer software in whole or in part, in 

--     any manner and for any purpose whatsoever, and to have or permit others 

--     to do so.

--

--                                    DISCLAIMER

--

--     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR

--     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED 

--     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE

--     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE 

--     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A

--     PARTICULAR PURPOSE OF SAID MATERIAL.

--*

-- CHECK THAT ALIASING IS PERMITTED FOR PARAMETERS OF COMPOSITE TYPES,

--   E.G., THAT A MATRIX ADDITION PROCEDURE CAN BE CALLED WITH THREE

--   IDENTICAL ARGUMENTS.  (NOTE: ALIASING MAY NOT WORK FOR ARGUMENTS

--   TO ALL SUBROUTINES SINCE PARAMETER PASSING IS IMPLEMENTATION

--   DEPENDENT.  HOWEVER, THIS TEST IS NOT ERRONEOUS.)

-- DAS  1/26/81

WITH REPORT;

PROCEDURE C62004A IS

     USE REPORT;

     TYPE MATRIX IS ARRAY (1..3,1..3) OF INTEGER;

     A    : MATRIX  := ((1,2,3),(4,5,6),(7,8,9));

     PROCEDURE MAT_ADD (X,Y : IN MATRIX; SUM : OUT MATRIX) IS

     BEGIN

          FOR I IN 1..3 LOOP

               FOR J IN 1..3 LOOP

                    SUM(I,J) := X(I,J) + Y(I,J);

               END LOOP;

          END LOOP;

     END MAT_ADD;

BEGIN

     TEST ("C62004A", "CHECK THAT ALIASING IS PERMITTED FOR" &

                      " PARAMETERS OF COMPOSITE TYPES");

     MAT_ADD (A, A, A);

     IF (A /= ((2,4,6),(8,10,12),(14,16,18))) THEN

          FAILED ("THE RESULT OF THE MATRIX ADDITION IS INCORRECT");

     END IF;

     RESULT;

END C62004A;