1-- CD4051A.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 A RECORD REPRESENTATION CLAUSE CAN BE GIVEN FOR
27--     DERIVED TYPES WHOSE PARENT TYPES ARE RECORD TYPES WITHOUT
28--     DISCRIMINANTS.
29
30-- HISTORY:
31--     BCB 03/20/89  CHANGED EXTENSION FROM '.ADA' TO '.DEP'.
32--     RJW 08/25/87  CREATED ORIGINAL TEST.
33
34WITH REPORT; USE REPORT;
35WITH SYSTEM;
36PROCEDURE CD4051A IS
37
38     UNITS_PER_INTEGER : CONSTANT :=
39                      (INTEGER'SIZE + SYSTEM.STORAGE_UNIT - 1) /
40                      SYSTEM.STORAGE_UNIT;
41
42     TYPE BASIC_CLAUSE IS RECORD
43          INT_COMP    : INTEGER;
44          CHAR_COMP   : CHARACTER;
45     END RECORD;
46
47     TYPE CHECK_CLAUSE IS NEW BASIC_CLAUSE;
48
49     FOR CHECK_CLAUSE USE
50          RECORD
51               INT_COMP AT 0
52                           RANGE 0..INTEGER'SIZE - 1;
53               CHAR_COMP AT 1*UNITS_PER_INTEGER
54                           RANGE 0..CHARACTER'SIZE - 1;
55          END RECORD;
56
57     CHECK_RECORD : CHECK_CLAUSE := (1, 'A');
58
59BEGIN
60     TEST ("CD4051A", "CHECK THAT A RECORD REPRESENTATION " &
61                      "CLAUSE CAN BE GIVEN FOR A DERIVED TYPE " &
62                      "WHOSE PARENT TYPE IS IS A RECORD TYPE " &
63                      "WITHOUT DISCRIMINANTS");
64
65     IF CHECK_RECORD.INT_COMP'FIRST_BIT /= 0 THEN
66          FAILED ("INCORRECT VALUE FOR FIRST_BIT OF INT_COMP");
67     END IF;
68
69     IF CHECK_RECORD.INT_COMP'LAST_BIT /= INTEGER'SIZE - 1 THEN
70          FAILED ("INCORRECT VALUE FOR LAST_BIT OF INT_COMP");
71     END IF;
72
73     IF CHECK_RECORD.INT_COMP'POSITION /= 0 THEN
74          FAILED ("INCORRECT VALUE FOR POSITION OF INT_COMP");
75     END IF;
76
77     IF CHECK_RECORD.CHAR_COMP'FIRST_BIT /= IDENT_INT (0) THEN
78          FAILED ("INCORRECT VALUE FOR FIRST_BIT OF CHAR_COMP");
79     END IF;
80
81     IF CHECK_RECORD.CHAR_COMP'LAST_BIT /=
82               IDENT_INT (CHARACTER'SIZE - 1) THEN
83          FAILED ("INCORRECT VALUE FOR LAST_BIT OF CHAR_COMP");
84     END IF;
85
86     IF CHECK_RECORD.CHAR_COMP'POSITION /=
87               IDENT_INT (UNITS_PER_INTEGER) THEN
88          FAILED ("INCORRECT VALUE FOR POSITION OF CHAR_COMP");
89     END IF;
90
91     RESULT;
92END CD4051A;
93