1 |
12 |
jlechner |
-- D4A002B.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 |
|
|
-- LARGER LITERALS IN NUMBER DECLARATIONS, BUT WITH RESULTING
|
26 |
|
|
-- SMALLER VALUE OBTAINED BY SUBTRACTION. THIS TEST LIMITS VALUES
|
27 |
|
|
-- TO 64 BINARY PLACES.
|
28 |
|
|
|
29 |
|
|
-- BAW 29 SEPT 80
|
30 |
|
|
-- JBG 05/02/85 RENAMED TO -B. REVISED SO THAT ALL RESULTS FIT IN
|
31 |
|
|
-- 16 BITS.
|
32 |
|
|
|
33 |
|
|
WITH REPORT;
|
34 |
|
|
PROCEDURE D4A002B IS
|
35 |
|
|
|
36 |
|
|
USE REPORT;
|
37 |
|
|
|
38 |
|
|
X : CONSTANT := 4123456789012345678 - 4123456789012345679;
|
39 |
|
|
Y : CONSTANT := 4 * (10 ** 18) - 3999999999999999999;
|
40 |
|
|
Z : CONSTANT := (1024 ** 6) - (2 ** 60);
|
41 |
|
|
D : CONSTANT := 9_223_372_036_854_775_807 / 994_862_694_084_217;
|
42 |
|
|
E : CONSTANT := 36_028_790_976_242_271 REM 17_600_175_361;
|
43 |
|
|
F : CONSTANT := ( - 2 ** 51 ) MOD ( - 131_071 );
|
44 |
|
|
|
45 |
|
|
BEGIN TEST("D4A002B","LARGE INTEGER RANGE (WITH CANCELLATION) IN " &
|
46 |
|
|
"NUMBER DECLARATIONS; LONGEST INTEGER IS 64 BITS ");
|
47 |
|
|
|
48 |
|
|
IF X /= -1 OR Y /= 1 OR Z /= 0
|
49 |
|
|
OR D /= 9271 OR E /= 1 OR F /= -1
|
50 |
|
|
THEN FAILED("EXPRESSIONS WITH A LARGE INTEGER RANGE (WITH " &
|
51 |
|
|
"CANCELLATION) ARE NOT EXACT ");
|
52 |
|
|
END IF;
|
53 |
|
|
|
54 |
|
|
RESULT;
|
55 |
|
|
|
56 |
|
|
END D4A002B;
|