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-- A2A031A.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 AN EXCLAMATION MARK CAN REPLACE A VERTICAL BAR WHEN THE
-- VERTICAL BAR IS USED AS A SEPARATOR.
-- CONTEXTS ARE:
-- AS A CHOICE IN A VARIANT PART
-- IN A DISCRIMINANT CONSTRAINT
-- IN A CASE STATEMENT CHOICE
-- IN AN AGGREGATE
-- IN AN EXCEPTION HANDLER.
-- JBG 5/25/85
WITH REPORT; USE REPORT;
PROCEDURE A2A031A IS
TYPE ENUM IS (E1, E2, E3);
TYPE REC (A, B : ENUM) IS
RECORD
C : INTEGER;
CASE A IS
WHEN E1 ! E2 => -- CHOICE OF VARIANT.
D : INTEGER;
WHEN E3 =>
E : FLOAT;
END CASE;
END RECORD;
EX1, EX2, EX3 : EXCEPTION;
VAR : REC (A!B => E2); -- DISCRIMINANT CONSTRAINT.
EVAR : ENUM := E2;
BEGIN
TEST ("A2A031A", "CHECK USE OF ! AS SEPARATOR IN PLACE OF |");
CASE EVAR IS
WHEN E3 => NULL;
WHEN E2!E1 => NULL; -- CASE STATEMENT CHOICE.
END CASE;
VAR := (A!B => E2, C ! D => 0); -- AGGREGATE.
RESULT;
EXCEPTION
WHEN EX1!EX2 ! EX3 => NULL; -- EXCEPTION HANDLER.
END A2A031A;
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