1-- C45303A.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 ADDITION AND SUBTRACTION YIELD RESULTS BELONGING TO THE
26-- BASE TYPE.
27
28-- JBG 2/24/84
29-- JRL 03/30/93 REMOVED NUMERIC_ERROR FROM TEST.
30-- JRL 10/13/96 Fixed static expressions which contained values outside
31--              the base range.
32
33WITH REPORT; USE REPORT;
34PROCEDURE C45303A IS
35
36     TYPE INT IS RANGE 1..10;
37
38     X, Y : INT := INT(IDENT_INT(9));
39
40BEGIN
41
42     TEST ("C45303A", "CHECK SUBTYPE OF INTEGER ADDITION/SUBTRACTION");
43
44     BEGIN
45
46          IF X + Y - 10 /= INT(IDENT_INT(8)) THEN
47               FAILED ("INCORRECT RESULT - ADDITION");
48          END IF;
49
50     EXCEPTION
51
52          WHEN CONSTRAINT_ERROR =>
53               IF INT'POS(INT'BASE'LAST) >= 18 THEN
54                    FAILED ("ADDITION DOES NOT YIELD RESULT " &
55                            "BELONGING TO THE BASE TYPE");
56               ELSE
57                    COMMENT ("BASE TYPE HAS RANGE LESS THAN 18 - ADD");
58               END IF;
59     END;
60
61     BEGIN
62
63          IF 2 - X - INT(IDENT_INT(1)) /= INT'VAL(IDENT_INT(-8)) THEN
64               FAILED ("INCORRECT RESULT - SUBTRACTION");
65          END IF;
66
67     EXCEPTION
68
69          WHEN CONSTRAINT_ERROR =>
70               IF INT'POS(INT'BASE'FIRST) <= -8 THEN
71                    FAILED ("SUBTRACTION DOES NOT YIELD RESULT " &
72                            "BELONGING TO THE BASE TYPE");
73               ELSE
74                    COMMENT ("BASE TYPE HAS RANGE GREATER THAN -8 - SUB");
75               END IF;
76     END;
77
78     RESULT;
79
80END C45303A;
81