1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
|
-- C4A010B.ADA
-- Grant of Unlimited Rights
--
-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
-- unlimited rights in the software and documentation contained herein.
-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
-- this public release, the Government intends to confer upon all
-- recipients unlimited rights equal to those held by the Government.
-- These rights include rights to use, duplicate, release or disclose the
-- released technical data and computer software in whole or in part, in
-- any manner and for any purpose whatsoever, and to have or permit others
-- to do so.
--
-- DISCLAIMER
--
-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
-- PARTICULAR PURPOSE OF SAID MATERIAL.
--*
-- CHECK THAT STATIC UNIVERSAL REAL EXPRESSIONS ARE EVALUATED
-- EXACTLY. IN PARTICULAR, CHECK THAT THE CASCADING USE OF FRACTIONAL
-- VALUES DOES NOT RESULT IN THE LOSS OF PRECISION.
-- RJW 7/31/86
WITH REPORT; USE REPORT;
PROCEDURE C4A010B IS
BEGIN
TEST( "C4A010B", "CHECK THAT STATIC UNIVERSAL REAL EXPRESSIONS " &
"ARE EVALUATED EXACTLY. IN PARTICULAR, CHECK " &
"THAT THE CASCADING USE OF FRACTIONAL VALUES " &
"DOES NOT RESULT IN THE LOSS OF PRECISION" );
DECLARE
B : CONSTANT := 2.0/3.0;
X0 : CONSTANT := 1.0;
X1 : CONSTANT := X0 + B;
X2 : CONSTANT := X1 + B ** 2;
X3 : CONSTANT := X2 + B ** 3;
X4 : CONSTANT := X3 + B ** 4;
X5 : CONSTANT := X4 + B ** 5;
X6 : CONSTANT := X5 + B ** 6;
X7 : CONSTANT := X6 + B ** 7;
X8 : CONSTANT := X7 + B ** 8;
X9 : CONSTANT := X8 + B ** 9;
Y1 : CONSTANT := B ** 10;
Y2 : CONSTANT := 1.0;
Y3 : CONSTANT := Y1 - Y2;
Y4 : CONSTANT := B;
Y5 : CONSTANT := Y4 - Y2;
Y6 : CONSTANT := Y3 / Y5;
BEGIN
IF X9 /= 58025.0/19683.0 THEN
FAILED ( "INCORRECT RESULTS FOR SERIES OF NAMED " &
"NUMBERS - 1" );
END IF;
IF Y6 /= 58025.0/19683.0 THEN
FAILED ( "INCORRECT RESULTS FOR SERIES OF NAMED " &
"NUMBERS - 2" );
END IF;
IF X9 /= Y6 THEN
FAILED ( "INCORRECT RESULTS FOR SERIES OF NAMED " &
"NUMBERS - 3" );
END IF;
END;
RESULT;
END C4A010B;
|
