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-- C87B18B.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 OVERLOADING RESOLUTION USES THE RULE THAT:

--

-- THE EXPRESSION IN A NAMED OR POSITIONAL DISCRIMINANT ASSOCIATION

-- MUST MATCH THE TYPE OF THE CORRESPONDING DISCRIMINANT.

-- TRH  9 AUG 82

-- PWN 01/31/95  REMOVED INCONSISTENCIES WITH ADA 9X.

WITH REPORT; USE REPORT;

PROCEDURE C87B18B IS

     TYPE REC (W, X : CHARACTER; Y, Z : BOOLEAN) IS

          RECORD

               NULL;

          END RECORD;

     TYPE FLAG IS (PASS, FAIL);

     GENERIC

          TYPE T IS PRIVATE;

          ARG  : IN T;

          STAT : IN FLAG;

     FUNCTION F1 RETURN T;

     FUNCTION F1 RETURN T IS

     BEGIN

          IF STAT = FAIL THEN

               FAILED ("DISCRIMINANT ASSOCIATION EXPRESSION MUST " &

                       "MATCH THE TYPE OF THE CORRESPONDING " &

                       "DISCRIMINANT");

          END IF;

          RETURN ARG;

     END F1;

     FUNCTION F IS NEW F1 (FLOAT,     2.0, FAIL);

     FUNCTION F IS NEW F1 (INTEGER,     5, FAIL);

     FUNCTION F IS NEW F1 (BOOLEAN,  TRUE, FAIL);

     FUNCTION F IS NEW F1 (CHARACTER, 'E', PASS);

     FUNCTION G IS NEW F1 (FLOAT,     2.0, FAIL);

     FUNCTION G IS NEW F1 (INTEGER,     5, FAIL);

     FUNCTION G IS NEW F1 (BOOLEAN,  TRUE, PASS);

     FUNCTION G IS NEW F1 (CHARACTER, 'E', FAIL);

BEGIN

     TEST ("C87B18B","OVERLOADED DISCRIMINANT ASSOCIATIONS");

     DECLARE

          SUBTYPE R1 IS REC (F, F, G, G);

          SUBTYPE R2 IS REC (X => F, Y => G, Z => G, W => F);

          SUBTYPE R3 IS REC (F, F, Z => G, Y => G);

     BEGIN

          NULL;

     END;

     RESULT;

END C87B18B;