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+-- C35502N.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 'POS' AND 'VAL' YIELD THE CORRECT RESULTS WHEN
+-- THE PREFIX IS A FORMAL DISCRETE TYPE WHOSE ACTUAL ARGUMENT IS
+-- AN ENUMERATION TYPE, OTHER THAN A BOOLEAN OR A CHARACTER TYPE,
+-- WITH AN ENUMERATION REPRESENTATION CLAUSE.
+
+-- HISTORY:
+-- RJW 05/27/86
+-- DWC 07/22/87 ADDED THE PARAMETER 'N' TO FUNCTION F.
+-- PWB 05/11/89 CHANGED EXTENSION FROM '.DEP' TO '.ADA'.
+
+WITH REPORT; USE REPORT;
+
+PROCEDURE C35502N IS
+
+ TYPE ENUM IS (A, BC, ABC, A_B_C, ABCD);
+ FOR ENUM USE (A => 1, BC => 4, ABC => 5, A_B_C => 6,
+ ABCD => 8);
+
+ SUBTYPE SUBENUM IS ENUM RANGE A .. BC;
+
+ TYPE NEWENUM IS NEW ENUM;
+ SUBTYPE SUBNEW IS NEWENUM RANGE A .. BC;
+
+BEGIN
+ TEST ("C35502N", "CHECK THAT 'POS' AND 'VAL' YIELD THE " &
+ "CORRECT RESULTS WHEN THE PREFIX IS A " &
+ "FORMAL DISCRETE TYPE WHOSE ACTUAL ARGUMENT " &
+ "IS AN ENUMERATION TYPE, OTHER THAN A " &
+ "CHARACTER OR A BOOLEAN TYPE, WITH AN " &
+ "ENUMERATION REPRESENTATION CLAUSE" );
+
+ DECLARE
+
+ GENERIC
+ TYPE E IS (<>);
+ STR : STRING;
+ PROCEDURE P;
+
+ PROCEDURE P IS
+ SUBTYPE SE IS E RANGE E'VAL(0) .. E'VAL(1);
+ POSITION : INTEGER;
+ BEGIN
+
+ POSITION := 0;
+
+ FOR E1 IN E LOOP
+ IF SE'POS (E1) /= POSITION THEN
+ FAILED ( "INCORRECT " & STR & "'POS (" &
+ E'IMAGE (E1) & ")" );
+ END IF;
+
+ IF SE'VAL (POSITION) /= E1 THEN
+ FAILED ( "INCORRECT " & STR & "'VAL (" &
+ INTEGER'IMAGE (POSITION) &
+ ")" );
+ END IF;
+
+ POSITION := POSITION + 1;
+ END LOOP;
+
+ BEGIN
+ IF E'VAL (-1) = E'VAL (1) THEN
+ FAILED ( "NO EXCEPTION RAISED FOR " &
+ STR & "'VAL (-1) - 1" );
+ ELSE
+ FAILED ( "NO EXCEPTION RAISED FOR " &
+ STR & "'VAL (-1) - 2" );
+ END IF;
+ EXCEPTION
+ WHEN CONSTRAINT_ERROR =>
+ NULL;
+ WHEN OTHERS =>
+ FAILED ( "WRONG EXCEPTION RAISED FOR " &
+ STR & "'VAL (-1)" );
+ END;
+
+ BEGIN
+ IF E'VAL (5) = E'VAL (4) THEN
+ FAILED ( "NO EXCEPTION RAISED FOR " &
+ STR & "'VAL (5) - 1" );
+ ELSE
+ FAILED ( "NO EXCEPTION RAISED FOR " &
+ STR & "'VAL (5) - 2" );
+ END IF;
+ EXCEPTION
+ WHEN CONSTRAINT_ERROR =>
+ NULL;
+ WHEN OTHERS =>
+ FAILED ( "WRONG EXCEPTION RAISED FOR " &
+ STR & "'VAL (5)" );
+ END;
+ END P;
+
+ PROCEDURE PE IS NEW P ( ENUM, "ENUM" );
+ PROCEDURE PN IS NEW P ( NEWENUM, "NEWENUM" );
+ BEGIN
+ PE;
+ PN;
+ END;
+
+ DECLARE
+ FUNCTION A_B_C RETURN ENUM IS
+ BEGIN
+ RETURN ENUM'VAL (IDENT_INT (0));
+ END A_B_C;
+
+ GENERIC
+ TYPE E IS (<>);
+ FUNCTION F (N : INTEGER;
+ E1 : E) RETURN BOOLEAN;
+
+ FUNCTION F (N : INTEGER;
+ E1 : E) RETURN BOOLEAN IS
+ BEGIN
+ RETURN E'VAL (N) = E1;
+ END F;
+
+ FUNCTION FE IS NEW F (ENUM);
+
+ BEGIN
+
+ IF NOT FE (0, A_B_C) THEN
+ FAILED ( "INCORRECT VAL FOR A_B_C WHEN HIDDEN " &
+ "BY A FUNCTION" );
+ END IF;
+
+ IF NOT FE (3, C35502N.A_B_C) THEN
+ FAILED ( "INCORRECT VAL FOR C35502N.A_B_C" );
+ END IF;
+ END;
+
+ RESULT;
+END C35502N;