-- C95073A.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.

-- JWC 7/29/85

WITH REPORT; USE REPORT;
PROCEDURE C95073A IS

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

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

     TASK T IS
          ENTRY MAT_ADD (X,Y : IN MATRIX; SUM : OUT MATRIX);
     END T;

     TASK BODY T IS
     BEGIN
          ACCEPT MAT_ADD (X,Y : IN MATRIX; SUM : OUT MATRIX) DO
               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;
     END T;

BEGIN

     TEST ("C95073A", "CHECK THAT ALIASING IS PERMITTED FOR " &
                      "PARAMETERS OF COMPOSITE TYPES");

     T.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 C95073A;