1-- C64104L.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-- CHECK THAT CONSTRAINT_ERROR IS RAISED UNDER THE APPROPRIATE
26--   CIRCUMSTANCES FOR ACCESS PARAMETERS, NAMELY WHEN THE
27--   ACTUAL INDEX BOUNDS OR DISCRIMINANTS ARE NOT EQUAL
28--   TO THE FORMAL CONSTRAINTS BEFORE THE CALL (FOR IN AND IN OUT
29--   MODES), AND WHEN THE FORMAL CONSTRAINTS ARE NOT EQUAL TO THE
30--   ACTUAL CONSTRAINTS UPON RETURN (FOR IN OUT AND OUT MODES).
31
32--       (I) AFTER RETURN, OUT MODE, CONSTRAINED FORMAL, STATIC
33--           PRIVATE DISCRIMINANTS.
34
35-- JRK 3/18/81
36-- NL 10/13/81
37-- SPS 10/26/82
38
39WITH REPORT;
40PROCEDURE C64104L IS
41
42     USE REPORT;
43
44BEGIN
45     TEST ("C64104L", "CHECK THAT CONSTRAINT_ERROR IS RAISED " &
46           "APPROPRIATELY FOR ACCESS PARAMETERS");
47
48     --------------------------------------------------
49
50     DECLARE
51
52          PACKAGE PKG IS
53               TYPE E IS (E1, E2, E3);
54               TYPE T (D : E := E1; B : BOOLEAN := FALSE) IS
55                    PRIVATE;
56          PRIVATE
57               TYPE ARR IS ARRAY (E RANGE <>) OF INTEGER;
58               TYPE T (D : E := E1; B : BOOLEAN := FALSE) IS
59                    RECORD
60                         I : INTEGER;
61                         CASE B IS
62                              WHEN FALSE =>
63                                   J : INTEGER;
64                              WHEN TRUE =>
65                                   A : ARR (E1 .. D);
66                         END CASE;
67                    END RECORD;
68          END PKG;
69          USE PKG;
70
71          TYPE A IS ACCESS T;
72          SUBTYPE SA IS A(E2, TRUE);
73          V : A (E2, FALSE) := NEW T (E2, FALSE);
74
75          ENTERED : BOOLEAN := FALSE;
76
77          PROCEDURE P (X : OUT SA ) IS
78          BEGIN
79               ENTERED := TRUE;
80               X := NEW T (E2, TRUE);
81          EXCEPTION
82               WHEN OTHERS =>
83                    FAILED ("EXCEPTION RAISED IN PROCEDURE");
84          END P;
85
86     BEGIN
87
88          P (V);
89          FAILED ("EXCEPTION NOT RAISED AFTER RETURN");
90
91     EXCEPTION
92          WHEN CONSTRAINT_ERROR =>
93               IF NOT ENTERED THEN
94                    FAILED ("CONSTRAINT_ERROR RAISED BEFORE " &
95                            "CALL");
96               END IF;
97          WHEN OTHERS =>
98               IF NOT ENTERED THEN
99                   FAILED ("OTHER EXCEPTION RAISED BEFORE CALL");
100               ELSE FAILED ("WRONG EXCEPTION RAISED AFTER " &
101                            "RETURN");
102               END IF;
103     END;
104
105     ------------------------------------------------
106
107     RESULT;
108
109END C64104L;
110