1-- CD4051C.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--     A DERIVED TYPE WHOSE PARENT TYPE IS A RECORD WITH A
28--     DISCRIMINANT.
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 CD4051C IS
37
38     UNITS_PER_INTEGER : CONSTANT :=
39                      (INTEGER'SIZE + SYSTEM.STORAGE_UNIT - 1) /
40                      SYSTEM.STORAGE_UNIT;
41
42     TYPE BASIC_CLAUSE (DISC : BOOLEAN) 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               DISC AT 0
52                           RANGE 0..BOOLEAN'SIZE - 1;
53               INT_COMP AT 1*UNITS_PER_INTEGER
54                           RANGE 0..INTEGER'SIZE - 1;
55               CHAR_COMP AT 2*UNITS_PER_INTEGER
56                           RANGE 0..CHARACTER'SIZE - 1;
57          END RECORD;
58
59     CHECK_RECORD : CHECK_CLAUSE (TRUE) := (TRUE, 1, 'A');
60
61BEGIN
62     TEST ("CD4051C", "CHECK THAT A RECORD REPRESENTATION " &
63                      "CLAUSE CAN BE GIVEN FOR A DERIVED TYPE " &
64                      "WHOSE PARENT TYPE IS IS A RECORD TYPE " &
65                      "WITH DISCRIMINANTS");
66
67     IF CHECK_RECORD.DISC'FIRST_BIT /= 0 THEN
68          FAILED ("INCORRECT VALUE FOR FIRST_BIT OF DISC");
69     END IF;
70
71     IF CHECK_RECORD.DISC'LAST_BIT /= BOOLEAN'SIZE - 1 THEN
72          FAILED ("INCORRECT VALUE FOR LAST_BIT OF DISC");
73     END IF;
74
75     IF CHECK_RECORD.DISC'POSITION /= IDENT_INT (0) THEN
76          FAILED ("INCORRECT VALUE FOR POSITION OF DISC");
77     END IF;
78
79     IF CHECK_RECORD.INT_COMP'FIRST_BIT /= 0 THEN
80          FAILED ("INCORRECT VALUE FOR FIRST_BIT OF INT_COMP");
81     END IF;
82
83     IF CHECK_RECORD.INT_COMP'LAST_BIT /=
84               IDENT_INT (INTEGER'SIZE - 1) THEN
85          FAILED ("INCORRECT VALUE FOR LAST_BIT OF INT_COMP");
86     END IF;
87
88     IF CHECK_RECORD.INT_COMP'POSITION /=
89               IDENT_INT (UNITS_PER_INTEGER) THEN
90          FAILED ("INCORRECT VALUE FOR POSITION OF INT_COMP");
91     END IF;
92
93     IF CHECK_RECORD.CHAR_COMP'FIRST_BIT /= IDENT_INT (0) THEN
94          FAILED ("INCORRECT VALUE FOR FIRST_BIT OF CHAR_COMP");
95     END IF;
96
97     IF CHECK_RECORD.CHAR_COMP'LAST_BIT /=
98               IDENT_INT (CHARACTER'SIZE - 1) THEN
99          FAILED ("INCORRECT VALUE FOR LAST_BIT OF CHAR_COMP");
100     END IF;
101
102     IF CHECK_RECORD.CHAR_COMP'POSITION /=
103               IDENT_INT (2 * UNITS_PER_INTEGER) THEN
104          FAILED ("INCORRECT VALUE FOR POSITION OF CHAR_COMP");
105     END IF;
106
107     RESULT;
108END CD4051C;
109