1-- C54A22A.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 ALL FORMS OF CHOICE IN CASE CHOICES.
26
27-- DAT 1/29/81
28-- SPS 1/21/83
29
30WITH REPORT;
31PROCEDURE C54A22A IS
32
33     USE REPORT;
34
35     TYPE T IS RANGE 1 .. 10;
36     C5 : CONSTANT T := 5;
37     SUBTYPE S1 IS T RANGE 1 .. 5;
38     SUBTYPE S2 IS T RANGE C5 + 1 .. 7;
39     SUBTYPE SN IS T RANGE C5 + 4 .. C5 - 4 + 7;  -- NULL RANGE.
40     SUBTYPE S10 IS T RANGE C5 + 5 .. T'LAST;
41
42BEGIN
43     TEST ("C54A22A", "CHECK ALL FORMS OF CASE CHOICES");
44
45     CASE T'(C5 + 3) IS
46          WHEN SN                       -- 9..8
47          | S1 RANGE 1 .. 0             -- 1..0
48          | S2 RANGE C5 + 2 .. C5 + 1   -- 7..6
49          | 3 .. 2                      -- 3..2
50               => FAILED ("WRONG CASE 1");
51
52          WHEN  S1 RANGE 4 .. C5        -- 4..5
53          | S1 RANGE C5 - 4 .. C5 / 2   -- 1..2
54          | 3 .. 1 + C5 MOD 3           -- 3..3
55          | SN                          -- 9..8
56          | S1 RANGE 5 .. C5 - 1        -- 5..4
57          | 6 .. 7                      -- 6..7
58          | S10                         -- 10..10
59          | 9                           -- 9
60          | S10 RANGE 10 .. 9 =>        -- 10..9
61               FAILED ("WRONG CASE 2");
62
63          WHEN C5 + C5 - 2 .. 8         -- 8
64               => NULL;
65     END CASE;
66
67     RESULT;
68END C54A22A;
69