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-- C43104A.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.
--*
-- OBJECTIVE:
-- CHECK THAT WITH THE TYPE OF THE AGGREGATE RESOLVED, THE
-- DISCRIMINANT MAY BE USED TO DECIDE TO WHICH OF THE VARIANT'S
-- SUBTYPES THE AGGREGATE BELONGS.
-- HISTORY:
-- DHH 08/08/88 CREATED ORIGINAL TEST.
WITH REPORT; USE REPORT;
PROCEDURE C43104A IS
TYPE INT IS RANGE 0 .. 10;
TYPE VAR_REC(BOOL : BOOLEAN := TRUE) IS
RECORD
CASE BOOL IS
WHEN TRUE =>
X : INTEGER;
WHEN FALSE =>
Y : INT;
END CASE;
END RECORD;
SUBTYPE S_TRUE IS VAR_REC(TRUE);
SUBTYPE S_FALSE IS VAR_REC(FALSE);
PROCEDURE CHECK(P : IN S_TRUE) IS
BEGIN
IF P.BOOL = FALSE THEN
FAILED("WRONG PROCEDURE ENTERED");
END IF;
EXCEPTION
WHEN OTHERS =>
FAILED("EXCEPTION RAISED INSIDE PROCEDURE");
END CHECK;
BEGIN
TEST("C43104A", "CHECK THAT WITH THE TYPE OF THE AGGREGATE " &
"RESOLVED, THE DISCRIMINANT MAY BE USED TO " &
"DECIDE TO WHICH OF THE VARIANT'S SUBTYPES " &
"THE AGGREGATE BELONGS");
CHECK((TRUE, 1));
BEGIN
CHECK((FALSE, 2));
FAILED("PROCEDURE CALL USING '(FALSE, 2)' DID NOT RAISE " &
"EXCEPTION");
EXCEPTION
WHEN CONSTRAINT_ERROR =>
NULL;
WHEN OTHERS =>
FAILED("INCORRECT EXCEPTION RAISED ON PROCEDURE CALL " &
"USING '(FALSE,2)'");
END;
RESULT;
END C43104A;
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