1-- C4A006A.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 FOR A UNIVERSAL_INTEGER
26-- EXPRESSION CONTAINING AN EXPONENTIATION OPERATOR IF THE EXPONENT
27-- HAS A NEGATIVE VALUE.
28
29-- BAW 9/29/80
30-- SPS 4/7/82
31-- TBN 10/23/85     RENAMED FROM B4A006A-B.ADA. REVISED TO CHECK FOR
32--                  CONSTRAINT_ERROR WHEN EXPONENT IS NEGATIVE IN
33--                  A NONSTATIC CONTEXT.
34
35WITH REPORT; USE REPORT;
36PROCEDURE C4A006A IS
37
38BEGIN
39     TEST ("C4A006A", "CHECK THAT A NEGATIVE EXPONENT IN " &
40                      "UNIVERSAL_INTEGER EXPONENTIATION RAISES " &
41                      "CONSTRAINT_ERROR");
42
43     DECLARE
44          B : BOOLEAN;
45     BEGIN
46
47          B := (1 ** IDENT_INT(-1)) = 1;
48          FAILED ("EXCEPTION NOT RAISED");
49          IF NOT B THEN
50               FAILED ("(1 ** (-1)) /= 1");
51          END IF;
52
53     EXCEPTION
54          WHEN CONSTRAINT_ERROR =>
55               NULL;
56          WHEN OTHERS =>
57               FAILED ("WRONG EXCEPTION RAISED");
58     END;
59
60     RESULT;
61END C4A006A;
62