1-- C35505C.ADA
2
3--                             Grant of Unlimited Rights
4--
5--     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
6--     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
7--     unlimited rights in the software and documentation contained herein.
8--     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making
9--     this public release, the Government intends to confer upon all
10--     recipients unlimited rights  equal to those held by the Government.
11--     These rights include rights to use, duplicate, release or disclose the
12--     released technical data and computer software in whole or in part, in
13--     any manner and for any purpose whatsoever, and to have or permit others
14--     to do so.
15--
16--                                    DISCLAIMER
17--
18--     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
19--     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
20--     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
21--     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
22--     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
23--     PARTICULAR PURPOSE OF SAID MATERIAL.
24--*
25-- OBJECTIVE:
26--     CHECK THAT CONSTRAINT_ERROR IS RAISED FOR 'SUCC' AND 'PRED',
27--     IF THE RETURNED VALUES WOULD BE OUTSIDE OF THE BASE TYPE,
28--     WHEN THE PREFIX IS A FORMAL DISCRETE TYPE WHOSE ACTUAL ARGUMENT
29--     IS A USER-DEFINED ENUMERATION TYPE.
30
31-- HISTORY:
32--     RJW 06/05/86  CREATED ORIGINAL TEST.
33--     VCL 08/19/87  REMOVED THE FUNCTION 'IDENT' IN THE GENERIC
34--                   PROCEDURE 'P' AND REPLACED ALL CALLS TO 'IDENT'
35--                   WITH "T'VAL(IDENT_INT(T'POS(...)))".
36
37WITH REPORT; USE REPORT;
38
39PROCEDURE C35505C IS
40
41     TYPE B IS ('Z', 'X', Z, X);
42
43     SUBTYPE C IS B RANGE 'X' .. Z;
44
45BEGIN
46     TEST ( "C35505C", "CHECK THAT 'SUCC' AND 'PRED' RAISE " &
47                       "CONSTRAINT_ERROR APPROPRIATELY WHEN THE " &
48                       "PREFIX IS A FORMAL DISCRETE TYPE WHOSE " &
49                       "ARGUMENT IS A USER-DEFINED ENUMERATION TYPE" );
50
51     DECLARE
52          GENERIC
53               TYPE T IS (<>);
54               STR : STRING;
55          PROCEDURE P;
56
57          PROCEDURE P IS
58
59          BEGIN
60               BEGIN
61                    IF T'PRED (T'VAL (IDENT_INT (T'POS
62                              (T'BASE'FIRST)))) = T'FIRST THEN
63                         FAILED ( "CONSTRAINT_ERROR NOT RAISED FOR " &
64                                   STR & "'PRED -  1" );
65                    ELSE
66                         FAILED ( "CONSTRAINT_ERROR NOT RAISED FOR " &
67                                   STR & "'PRED -  2" );
68                    END IF;
69               EXCEPTION
70                    WHEN CONSTRAINT_ERROR =>
71                         NULL;
72                    WHEN OTHERS =>
73                         FAILED ( "WRONG EXCEPTION RAISED FOR " &
74                                   STR & "'PRED - 1" );
75               END;
76
77               BEGIN
78                    IF T'SUCC (T'VAL (IDENT_INT (T'POS
79                              (T'BASE'LAST)))) = T'LAST THEN
80                         FAILED ( "CONSTRAINT_ERROR NOT RAISED FOR " &
81                                   STR & "'SUCC -  1" );
82                    ELSE
83                         FAILED ( "CONSTRAINT_ERROR NOT RAISED FOR " &
84                                   STR & "'SUCC -  2" );
85                    END IF;
86               EXCEPTION
87                    WHEN CONSTRAINT_ERROR =>
88                         NULL;
89                    WHEN OTHERS =>
90                         FAILED ( "WRONG EXCEPTION RAISED FOR " &
91                                   STR & "'SUCC - 1" );
92               END;
93          END P;
94
95          PROCEDURE PB IS NEW P (B, "B");
96          PROCEDURE PC IS NEW P (C, "C");
97     BEGIN
98          PB;
99          PC;
100     END;
101RESULT;
102END C35505C;
103