1-- CC1220A.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 A GENERIC UNIT CAN REFER TO AN IMPLICITLY
27--     DECLARED PREDEFINED OPERATOR.
28
29-- HISTORY:
30--     DAT 08/20/81  CREATED ORIGINAL TEST.
31--     SPS 05/03/82
32--     BCB 08/04/88  MODIFIED HEADER FORMAT AND ADDED CHECKS FOR OTHER
33--                   OPERATIONS OF A DISCRETE TYPE.
34--     RJW 03/27/90  REVISED TEST TO CHECK FOR A GENERIC FORMAL
35--                   DISCRETE TYPE.
36--     CJJ 10/14/90  ADDED CHECKS FOR RELATIONAL OPERATOR (<, <=, >, >=);
37--                   MADE FAILED MESSAGES IN PROCEDURE BODY MORE SPECIFIC.
38
39WITH REPORT; USE REPORT;
40WITH SYSTEM; USE SYSTEM;
41
42PROCEDURE CC1220A IS
43
44BEGIN
45     TEST ("CC1220A", "GENERIC UNIT CAN REFER TO IMPLICITLY " &
46           "DECLARED OPERATORS");
47
48
49     DECLARE
50
51          GENERIC
52               TYPE T IS (<>);
53               STR : STRING;
54               P1 : T := T'FIRST;
55               P2 : T := T(T'SUCC (P1));
56               P3 : T := T'(T'PRED (P2));
57               P4 : INTEGER := IDENT_INT(T'WIDTH);
58               P5 : BOOLEAN := (P1 < P2) AND (P2 > P3);
59               P6: BOOLEAN := (P1 <= P3) AND (P2 >= P1);
60               P7 : BOOLEAN := (P3 = P1);
61               P8 : T := T'BASE'FIRST;
62               P10 : T := T'LAST;
63               P11 : INTEGER := T'SIZE;
64               P12 : ADDRESS := P10'ADDRESS;
65               P13 : INTEGER := T'WIDTH;
66               P14 : INTEGER := T'POS(T'LAST);
67               P15 : T := T'VAL(1);
68               P16 : INTEGER := T'POS(P15);
69               P17 : STRING := T'IMAGE(T'BASE'LAST);
70               P18 : T := T'VALUE(P17);
71               P19 : BOOLEAN := (P15 IN T);
72               WITH FUNCTION IDENT (X : T) RETURN T;
73          PACKAGE PKG IS
74               ARR : ARRAY (1 .. 3) OF T := (P1,P2,P3);
75               B1 : BOOLEAN := P7 AND P19;
76               B2 : BOOLEAN := P5 AND P6;
77          END PKG;
78
79          PACKAGE BODY PKG IS
80          BEGIN
81               IF P1 /= T(T'FIRST) THEN
82                    FAILED ("IMPROPER VALUE FOR 'FIRST - " & STR);
83               END IF;
84
85               IF T'SUCC (P1) /= IDENT (P2) OR
86                  T'PRED (P2) /= IDENT (P1) THEN
87                    FAILED ("IMPROPER VALUE FOR 'SUCC, PRED - " & STR);
88               END IF;
89
90               IF P10 /= T(T'LAST) THEN
91                    FAILED ("IMPROPER VALUE FOR 'LAST - " & STR);
92               END IF;
93
94               IF NOT EQUAL(P11,T'SIZE) THEN
95                    FAILED ("IMPROPER VALUE FOR 'SIZE - " & STR);
96               END IF;
97
98               IF NOT EQUAL(P13,T'WIDTH) THEN
99                    FAILED ("IMPROPER VALUE FOR 'WIDTH - " & STR);
100               END IF;
101
102               IF NOT EQUAL (P16, T'POS (P15)) OR
103                  T'VAL (P16) /= T(IDENT (P15)) THEN
104                    FAILED ("IMPROPER VALUE FOR 'POS, 'VAL - " & STR);
105               END IF;
106
107               IF T'VALUE (P17) /= T'BASE'LAST OR
108                  T'IMAGE (P18) /= T'IMAGE (T'BASE'LAST) THEN
109                    FAILED ("IMPROPER VALUE FOR 'VALUE, 'IMAGE - " &
110                             STR);
111               END IF;
112          END PKG;
113
114     BEGIN
115          DECLARE
116               TYPE CHAR IS ('A', 'B', 'C', 'D', 'E');
117
118               FUNCTION IDENT (C : CHAR) RETURN CHAR IS
119               BEGIN
120                    RETURN CHAR'VAL (IDENT_INT (CHAR'POS (C)));
121               END IDENT;
122
123               PACKAGE N_CHAR IS NEW PKG (T => CHAR, STR => "CHAR",
124                                          IDENT => IDENT);
125          BEGIN
126               IF N_CHAR.ARR (1) /= IDENT ('A') OR
127                  N_CHAR.ARR (2) /= IDENT ('B') OR
128                  N_CHAR.ARR (3) /= 'A' OR
129                  N_CHAR.B1 /= TRUE OR
130                 N_CHAR.B2 /= TRUE THEN
131                    FAILED ("IMPROPER VALUES FOR ARRAY COMPONENTS" &
132                            " IN INSTANTIATION OF N_CHAR.");
133               END IF;
134          END;
135
136          DECLARE
137               TYPE ENUM IS (JOVIAL, ADA, FORTRAN, BASIC);
138
139               FUNCTION IDENT (C : ENUM) RETURN ENUM IS
140               BEGIN
141                    RETURN ENUM'VAL (IDENT_INT (ENUM'POS (C)));
142               END IDENT;
143
144               PACKAGE N_ENUM IS NEW PKG (T => ENUM, STR => "ENUM",
145                                          IDENT => IDENT);
146
147          BEGIN
148               IF N_ENUM.ARR (1) /= IDENT (JOVIAL) OR
149                  N_ENUM.ARR (2) /= IDENT (ADA) OR
150                  N_ENUM.ARR (3) /= JOVIAL OR
151                  N_ENUM.B1 /= TRUE OR
152                  N_ENUM.B2 /= TRUE THEN
153                    FAILED ("IMPROPER VALUES FOR ARRAY COMPONENTS" &
154                            " IN INSTANTIATION OF N_ENUM.");
155               END IF;
156          END;
157
158          DECLARE
159
160               PACKAGE N_INT IS NEW PKG (T => INTEGER, STR => "INTEGER",
161                                          IDENT => IDENT_INT);
162          BEGIN
163               IF N_INT.ARR (1) /= IDENT_INT (INTEGER'FIRST) OR
164                  N_INT.ARR (2) /= IDENT_INT (INTEGER'FIRST + 1) OR
165                  N_INT.ARR (3) /= INTEGER'FIRST OR
166                  N_INT.B1 /= TRUE OR
167                  N_INT.B2 /= TRUE THEN
168                    FAILED ("IMPROPER VALUES FOR ARRAY COMPONENTS" &
169                            " IN INSTANTIATION OF N_INT.");
170               END IF;
171          END;
172     END;
173     RESULT;
174END CC1220A;
175