1-- CC1302A.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 GENERIC DEFAULT SUBPROGRAM PARAMETERS MAY BE ATTRIBUTES
26-- OF TYPES, INCLUDING GENERIC FORMAL TYPES IN SAME GENERIC PART,
27-- OR IN GENERIC PART OF ENCLOSING UNIT.
28
29-- DAT 8/27/81
30-- SPS 2/9/83
31-- JBG 2/15/83
32-- JBG 4/29/83
33
34WITH REPORT; USE REPORT;
35
36PROCEDURE CC1302A IS
37BEGIN
38     TEST ("CC1302A", "GENERIC DEFAULT SUBPROGRAMS MAY BE"
39          & " FUNCTION ATTRIBUTES OF TYPES");
40
41     DECLARE
42          GENERIC
43               TYPE T IS ( <> );
44               T_LAST : T;
45               WITH FUNCTION SUCC (X : T) RETURN T IS T'SUCC;
46          PACKAGE PK1 IS
47          END PK1;
48
49          SUBTYPE CH IS CHARACTER RANGE CHARACTER'FIRST .. '~';
50          SUBTYPE BL IS BOOLEAN RANGE FALSE .. FALSE;
51          SUBTYPE INT IS INTEGER RANGE -10 .. 10;
52
53          PACKAGE BODY PK1 IS
54               GENERIC
55                    TYPE TT IS ( <> );
56                    TT_LAST : TT;
57                    WITH FUNCTION PRED (X : TT) RETURN TT IS TT'PRED;
58                    WITH FUNCTION IM(X : T) RETURN STRING IS T'IMAGE;
59                    WITH FUNCTION VAL(X : STRING) RETURN TT IS TT'VALUE;
60               PACKAGE PK2 IS END PK2;
61
62               PACKAGE BODY PK2 IS
63               BEGIN
64
65-- CHECK THAT 'LAST GIVES RIGHT ANSWER
66                    IF T'LAST /= T_LAST THEN
67                         FAILED ("T'LAST INCORRECT");
68                    END IF;
69
70                    IF TT'LAST /= TT_LAST THEN
71                         FAILED ("TT'LAST INCORRECT");
72                    END IF;
73
74-- CHECK SUCC FUNCTION
75                    BEGIN
76                         IF T'PRED(SUCC(T'LAST)) /= T'LAST THEN
77                              FAILED ("'PRED OR SUCC GIVES WRONG " &
78                                      "RESULT");
79                         END IF;
80                    EXCEPTION
81                         WHEN CONSTRAINT_ERROR =>
82                              FAILED ("SUCC HAS CONSTRAINTS OF " &
83                                      "SUBTYPE");
84                         WHEN OTHERS =>
85                              FAILED ("SOME EXCEPTION RAISED - 1");
86                    END;
87
88-- CHECK 'SUCC ATTRIBUTE
89                    BEGIN
90                         IF T'PRED(T'SUCC(T'LAST)) /= T'LAST THEN
91                              FAILED ("'PRED OR 'SUCC GIVES WRONG " &
92                                      "RESULT");
93                         END IF;
94                    EXCEPTION
95                         WHEN CONSTRAINT_ERROR =>
96                              FAILED ("'PRED OR 'SUCC HAS CONSTRAINTS "&
97                                      "OF SUBTYPE");
98                         WHEN OTHERS =>
99                              FAILED ("SOME EXCEPTION RAISED - 2");
100                    END;
101
102-- CHECK VAL ATTRIBUTE
103                    BEGIN
104                         IF T'VAL(T'POS(T'SUCC(T'LAST))) /=
105                            T'VAL(T'POS(T'LAST)+1) THEN
106                              FAILED ("VAL OR POS ATTRIBUTE HAS " &
107                                      "INCONSISTENT RESULTS");
108                         END IF;
109                    EXCEPTION
110                         WHEN CONSTRAINT_ERROR =>
111                              FAILED ("VAL OR POS ATTRIBUTE HAS " &
112                                      "CONSTRAINTS OF SUBTYPE");
113                         WHEN OTHERS =>
114                              FAILED ("SOME EXCEPTION RAISED - 4");
115                    END;
116
117-- CHECK VAL FUNCTION
118                    BEGIN
119                         IF TT'VAL(TT'POS(TT'SUCC(TT'LAST))) /=
120                            TT'VAL(TT'POS(TT'LAST)+1) THEN
121                              FAILED ("VAL FUNCTION GIVES INCORRECT " &
122                                      "RESULTS");
123                         END IF;
124                    EXCEPTION
125                         WHEN CONSTRAINT_ERROR =>
126                              FAILED ("VAL FUNCTION HAS CONSTRAINTS " &
127                                      "OF SUBTYPE");
128                         WHEN OTHERS =>
129                              FAILED ("SOME EXCEPTION RAISED - 6");
130                    END;
131
132-- CHECK IM FUNCTION
133                    BEGIN
134                         IF T'IMAGE(T'SUCC(T'LAST)) /=
135                              IM   (T'SUCC(T'LAST)) THEN
136                              FAILED ("IM FUNCTION GIVES INCORRECT " &
137                                      "RESULTS");
138                         END IF;
139                    EXCEPTION
140                         WHEN CONSTRAINT_ERROR =>
141                              FAILED ("IM FUNCTION HAS CONSTRAINTS " &
142                                      "OF SUBTYPE");
143                         WHEN OTHERS =>
144                              FAILED ("SOME EXCEPTION RAISED - 7");
145                    END;
146
147-- CHECK PRED FUNCTION
148                    BEGIN
149                         IF PRED(TT'SUCC(TT'LAST)) /= TT'LAST THEN
150                              FAILED ("PRED FUNCTION GIVES INCORRECT " &
151                                      "RESULTS");
152                         END IF;
153                    EXCEPTION
154                         WHEN CONSTRAINT_ERROR =>
155                              FAILED ("PRED FUNCTION HAS CONSTRAINTS " &
156                                      "OF SUBTYPE");
157                         WHEN OTHERS =>
158                              FAILED ("SOME EXCEPTION RAISED - 8");
159                    END;
160
161               END PK2;
162
163               PACKAGE PK3 IS NEW PK2 (T, T'LAST);
164          END PK1;
165
166          PACKAGE PKG1 IS NEW PK1 (CH, CH'LAST);
167          PACKAGE PKG2 IS NEW PK1 (BL, BL'LAST);
168          PACKAGE PKG3 IS NEW PK1 (INT, INT'LAST);
169     BEGIN
170          NULL;
171     END;
172
173     RESULT;
174END CC1302A;
175