1-- C87B19A.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 OVERLOADING RESOLUTION USES THE RULE THAT:
27--
28--     SIMPLE EXPRESSIONS AND RANGE BOUNDS OF VARIANT CHOICES MUST MATCH
29--     THE TYPE OF THE DISCRIMINANT'S EXPLICIT TYPEMARK.
30
31--HISTORY:
32--     DSJ 06/15/83 CREATED ORIGINAL TEST.
33--     DHH 10/20/87 SHORTENED LINES CONTAINING MORE THAN 72 CHARACTERS.
34
35WITH REPORT; USE REPORT;
36
37PROCEDURE C87B19A IS
38
39     TYPE COLOR  IS (YELLOW, RED, BLUE, GREEN, BROWN);
40     TYPE SCHOOL IS (YALE, HARVARD, PRINCETON, BROWN, STANFORD);
41     TYPE COOK   IS (BROIL, BAKE, BROWN, TOAST, FRY);
42     TYPE MIXED  IS (GREEN, BROWN, YALE, BAKE, BLUE, FRY);
43
44     RATING : INTEGER := 0;
45
46     FUNCTION OK RETURN BOOLEAN IS
47     BEGIN
48          RATING := RATING + 1;
49          RETURN FALSE;
50     END OK;
51
52     FUNCTION ERR RETURN BOOLEAN IS
53     BEGIN
54          FAILED ("VARIANT CHOICES MUST MATCH TYPE OF DISCRIMINANT");
55          RETURN FALSE;
56     END ERR;
57
58BEGIN
59     TEST ("C87B19A","OVERLOADED EXPRESSIONS AND RANGE BOUNDS" &
60           " OF VARIANT CHOICES");
61     DECLARE
62
63          TYPE REC (X : MIXED := BROWN) IS
64               RECORD
65                    CASE X IS
66                         WHEN GREEN .. BROWN  => NULL;
67                         WHEN BLUE            => NULL;
68                         WHEN FRY             => NULL;
69                         WHEN YALE            => NULL;
70                         WHEN OTHERS          => NULL;
71                    END CASE;
72               END RECORD;
73
74          R1 : REC (X => FRY);
75          R2 : REC (X => BLUE);
76          R3 : REC (X => BAKE);
77          R4 : REC (X => YALE);
78          R5 : REC (X => BROWN);
79          R6 : REC (X => GREEN);
80
81     BEGIN
82          IF MIXED'POS(R1.X) /= 5 THEN
83             FAILED ("VARIANT CHOICES MUST MATCH TYPE OF " &
84                     "DISCRIMINANT-R1");
85          END IF;
86          IF MIXED'POS(R2.X) /= 4 THEN
87             FAILED ("VARIANT CHOICES MUST MATCH TYPE OF " &
88                     "DISCRIMINANT-R2");
89          END IF;
90          IF MIXED'POS(R3.X) /= 3 THEN
91             FAILED ("VARIANT CHOICES MUST MATCH TYPE OF " &
92                     "DISCRIMINANT-R3");
93          END IF;
94          IF MIXED'POS(R4.X) /= 2 THEN
95             FAILED ("VARIANT CHOICES MUST MATCH TYPE OF " &
96                     "DISCRIMINANT-R4");
97          END IF;
98          IF MIXED'POS(R5.X) /= 1 THEN
99             FAILED ("VARIANT CHOICES MUST MATCH TYPE OF " &
100                     "DISCRIMINANT-R5");
101          END IF;
102          IF MIXED'POS(R6.X) /= 0 THEN
103             FAILED ("VARIANT CHOICES MUST MATCH TYPE OF " &
104                     "DISCRIMINANT-R6");
105          END IF;
106
107     END;
108
109     RESULT;
110END C87B19A;
111