1-- C35503H.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--     CHECK THAT 'PRED' AND 'SUCC' YIELD THE CORRECT RESULT WHEN THE
27--     PREFIX IS A GENERIC FORMAL DISCRETE TYPE WHOSE ACTUAL PARAMETER
28--     IS AN INTEGER TYPE.
29
30-- HISTORY:
31--     RJW 03/17/86 CREATED ORIGINAL TEST.
32--     DHH 10/19/87 SHORTENED LINES CONTAINING MORE THAN 72 CHARACTERS.
33
34WITH REPORT; USE REPORT;
35
36PROCEDURE C35503H IS
37
38BEGIN
39     TEST ("C35503H", "CHECK THAT 'PRED' AND 'SUCC' YIELD THE " &
40                      "CORRECT RESULT WHEN THE PREFIX IS A GENERIC " &
41                      "FORMAL DISCRETE TYPE WHOSE ACTUAL PARAMETER " &
42                      "IS AN INTEGER TYPE" );
43
44     DECLARE
45          TYPE INTRANGE IS RANGE -6 .. 6;
46
47          GENERIC
48               TYPE INT IS (<>);
49          PROCEDURE P (STR : STRING);
50
51          PROCEDURE P (STR : STRING) IS
52               SUBTYPE SINT IS INT
53                    RANGE INT'VAL (IDENT_INT(-4)) ..
54                                                INT'VAL (IDENT_INT(4));
55          BEGIN
56               FOR I IN INT'VAL (IDENT_INT(-6))  ..
57                                                INT'VAL (IDENT_INT(6))
58               LOOP
59                    BEGIN
60                         IF SINT'PRED (I) /=
61                            SINT'VAL (SINT'POS (I) - 1) THEN
62                              FAILED ( "WRONG " & STR & "'PRED " &
63                                       "FOR " & INT'IMAGE (I) );
64                         END IF;
65                    EXCEPTION
66                         WHEN OTHERS =>
67                              FAILED ( "EXCEPTION RAISED FOR " &
68                                        STR & "'PRED OF " &
69                                        INT'IMAGE (I));
70                    END;
71                    BEGIN
72                         IF SINT'SUCC (I) /=
73                            SINT'VAL (SINT'POS (I) + 1) THEN
74                              FAILED ( "WRONG " & STR & "'SUCC " &
75                                       "FOR " &  INT'IMAGE (I));
76                         END IF;
77                    EXCEPTION
78                         WHEN OTHERS =>
79                              FAILED ( "EXCEPTION RAISED FOR " &
80                                        STR & "'SUCC OF " &
81                                        INT'IMAGE (I));
82                    END;
83               END LOOP;
84          END P;
85
86          PROCEDURE PROC1 IS NEW P (INTRANGE);
87          PROCEDURE PROC2 IS NEW P (INTEGER);
88     BEGIN
89          PROC1 ("INTRANGE");
90          PROC2 ("INTEGER");
91     END;
92
93     RESULT;
94END C35503H;
95