1-- C45624A.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-- OBJECTIVE:
26--     FOR FLOATING POINT TYPES, CHECK THAT CONSTRAINT_ERROR
27--     IS RAISED IF THE RESULT OF A FLOATING POINT
28--     EXPONENTIATION IS OUTSIDE THE RANGE OF THE BASE TYPE AND
29--     MACHINE_OVERFLOWS IS FALSE.  THIS TESTS DIGITS 5.
30
31-- *** NOTE: This test has been modified since ACVC version 1.11 to    -- 9X
32-- ***       remove incompatibilities associated with the transition   -- 9X
33-- ***       to Ada 9X.                                                -- 9X
34-- ***                                                                 -- 9X
35
36-- HISTORY:
37--     BCB 02/09/88  CREATED ORIGINAL TEST.
38--     MRM 03/30/93  REMOVED NUMERIC_ERROR FOR 9X COMPATIBILITY
39
40WITH REPORT; USE REPORT;
41
42PROCEDURE C45624A IS
43
44     TYPE FLT IS DIGITS 5;
45
46     F : FLT;
47
48     FUNCTION EQUAL_FLT (ONE, TWO : FLT) RETURN BOOLEAN IS
49     BEGIN
50          IF EQUAL(3,3) THEN
51               RETURN ONE = TWO;
52          ELSE
53               RETURN ONE /= TWO;
54          END IF;
55     END EQUAL_FLT;
56
57BEGIN
58     TEST ("C45624A", "FOR FLOATING POINT TYPES, CHECK THAT " &
59                      "CONSTRAINT_ERROR IS RAISED " &
60                      "IF MACHINE_OVERFLOWS IS FALSE.  THIS TESTS " &
61                      "DIGITS 5");
62
63     IF FLT'MACHINE_OVERFLOWS THEN
64          NOT_APPLICABLE ("THIS TEST IS NOT APPLICABLE DUE TO " &
65                          "MACHINE_OVERFLOWS BEING TRUE");
66     ELSE
67          BEGIN
68               F := FLT'BASE'FIRST**IDENT_INT (2);
69               COMMENT ("CONSTRAINT_ERROR WAS NOT RAISED WHEN " &
70                         "MACHINE_OVERFLOWS WAS FALSE");
71
72               IF EQUAL_FLT(F,F**IDENT_INT(1)) THEN
73                    COMMENT ("DON'T OPTIMIZE F");
74               END IF;
75          EXCEPTION
76               WHEN CONSTRAINT_ERROR =>
77                    COMMENT ("CONSTRAINT_ERROR WAS RAISED WHEN " &
78                             "MACHINE_OVERFLOWS WAS FALSE");
79               WHEN OTHERS =>
80                    FAILED ("AN EXCEPTION OTHER THAN CONSTRAINT_ERROR " &
81                            "WAS RAISED");
82          END;
83     END IF;
84
85     RESULT;
86END C45624A;
87