1-- C45614A.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 CONSTRAINT_ERROR IS RAISED IF THE EXPONENT VALUE IN
26-- AN INTEGER EXPONENTIATION IS NEGATIVE.
27-- CHECK BOTH STATIC AND NONSTATIC EXPONENT VALUES.
28
29-- AH  9/29/86
30-- EDS 7/15/98    AVOID OPTIMIZATION
31
32WITH REPORT; USE REPORT;
33PROCEDURE C45614A IS
34     INT : INTEGER :=1;
35     RES : INTEGER :=0;
36BEGIN
37     TEST ("C45614A", "CONSTRAINT_ERROR IS RAISED FOR INTEGERS " &
38                      "HAVING A NEGATIVE EXPONENT");
39
40     DECLARE
41          E1 : CONSTANT INTEGER := -5;
42     BEGIN
43          RES := INT ** E1;
44          FAILED ("CONSTRAINT_ERROR NOT RAISED - E1A " &
45                   INTEGER'IMAGE(RES));
46
47     EXCEPTION
48          WHEN CONSTRAINT_ERROR =>
49               NULL;
50          WHEN OTHERS =>
51               FAILED ("CONSTRAINT_ERROR NOT RAISED - E1B");
52     END;
53
54     DECLARE
55          E2 : INTEGER := 5;
56     BEGIN
57          RES := INT ** (-E2);
58          FAILED ("CONSTRAINT_ERROR NOT RAISED - E2A " &
59                  INTEGER'IMAGE(RES));
60
61     EXCEPTION
62          WHEN CONSTRAINT_ERROR =>
63               NULL;
64          WHEN OTHERS =>
65               FAILED ("CONSTRAINT_ERROR NOT RAISED - E2B");
66     END;
67
68     DECLARE
69          E3 : INTEGER;
70     BEGIN
71          E3 := IDENT_INT(-5);
72          RES := INT ** E3;
73          FAILED ("CONSTRAINT_ERROR NOT RAISED - E3A " &
74                  INTEGER'IMAGE(RES));
75
76     EXCEPTION
77          WHEN CONSTRAINT_ERROR =>
78               NULL;
79          WHEN OTHERS =>
80               FAILED ("CONSTRAINT_ERROR NOT RAISED - E3B");
81     END;
82
83     DECLARE
84     BEGIN
85          RES := INT ** IDENT_INT(-5);
86          FAILED ("CONSTRAINT_ERROR NOT RAISED - E4A " &
87                  INTEGER'IMAGE(RES));
88
89     EXCEPTION
90          WHEN CONSTRAINT_ERROR =>
91               NULL;
92          WHEN OTHERS =>
93               FAILED ("CONSTRAINT_ERROR NOT RAISED - E4B");
94     END;
95
96     RES := IDENT_INT(2);
97     RES := IDENT_INT(RES);
98     RESULT;
99END C45614A;
100