1-- CD2A23E.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 WHEN A SIZE SPECIFICATION AND AN ENUMERATION
27--     REPRESENTATION CLAUSE ARE GIVEN FOR AN ENUMERATION TYPE,
28--     THEN SUCH A TYPE CAN BE PASSED AS AN ACTUAL PARAMETER TO A
29--     GENERIC PROCEDURE.
30
31-- HISTORY:
32--     JET 08/18/87 CREATED ORIGINAL TEST.
33--     DHH 04/18/89 CHANGED EXTENSION FROM '.DEP' TO '.ADA', CHANGED
34--                  OPERATORS ON 'SIZE TESTS, AND ADDED CHECK ON
35--                  REPRESENTATION CLAUSE.
36--     BCB 03/05/90 ADDED CALL TO LENGTH_CHECK TO VERIFY THAT THE SIZE
37--                  SPECIFICATION IS OBEYED.
38--     LDC 10/03/90 ADDED EXCEPTION HANDER FOR CHECK OF 'SUCC, 'PRED,
39--                  ADDED CASES FOR >=, /=, ASSIGNMENT, QUALIFICATION,
40--                  AND EXPLICIT CONVERSION.
41--     WMC 03/27/92 ELIMINATED TEST REDUNDANCIES.
42
43
44WITH REPORT; USE REPORT;
45WITH LENGTH_CHECK;                      -- CONTAINS A CALL TO 'FAILED'.
46PROCEDURE CD2A23E IS
47
48     TYPE BASIC_ENUM IS (ZERO, ONE, TWO);
49     BASIC_SIZE : CONSTANT := 8;
50
51     FOR BASIC_ENUM USE (ZERO => 3, ONE => 4, TWO => 5);
52     FOR BASIC_ENUM'SIZE USE BASIC_SIZE;
53
54BEGIN
55     TEST ("CD2A23E", "CHECK THAT WHEN A SIZE SPECIFICATION AND AN " &
56                      "ENUMERATION REPRESENTATION CLAUSE ARE " &
57                      "GIVEN FOR AN ENUMERATION TYPE, " &
58                      "THEN SUCH A TYPE CAN BE " &
59                      "PASSED AS AN ACTUAL PARAMETER TO A GENERIC " &
60                      "PROCEDURE");
61
62     DECLARE -- TYPE DECLARATION GIVEN WITHIN GENERIC PROCEDURE.
63
64          GENERIC
65               TYPE GPARM IS (<>);
66          PROCEDURE GENPROC (C0, C1, C2: GPARM);
67
68          PROCEDURE GENPROC (C0, C1, C2: GPARM) IS
69
70               SUBTYPE CHECK_TYPE IS GPARM;
71
72               C3 : GPARM;
73
74               CHECKVAR : CHECK_TYPE;
75
76               FUNCTION IDENT (CH : CHECK_TYPE) RETURN CHECK_TYPE IS
77               BEGIN
78                    IF EQUAL (3, 3) THEN
79                         RETURN CH;
80                    ELSE
81                         RETURN C1;
82                    END IF;
83               END IDENT;
84
85               PROCEDURE CHECK_1 IS NEW LENGTH_CHECK (CHECK_TYPE);
86
87
88          BEGIN -- GENPROC.
89
90               CHECK_1 (C0, BASIC_SIZE, "CHECK_TYPE");
91
92               CHECKVAR := IDENT (C0);
93
94               CHECK_1 (CHECKVAR, CHECK_TYPE'SIZE, "CHECK_TYPE");
95
96               IF CHECK_TYPE'SIZE /= IDENT_INT (BASIC_SIZE) THEN
97                    FAILED ("INCORRECT VALUE FOR CHECK_TYPE'SIZE");
98               END IF;
99
100               IF C0'SIZE < IDENT_INT (BASIC_SIZE) THEN
101                    FAILED ("INCORRECT VALUE FOR C0'SIZE");
102               END IF;
103
104               IF NOT ((IDENT(C0) <  IDENT (C1)) AND
105                       (IDENT(C2) >  IDENT (C1)) AND
106                       (IDENT(C1) <= IDENT (C1)) AND
107                       (IDENT(C2) =  IDENT (C2))) THEN
108                    FAILED ("INCORRECT RESULTS FOR RELATIONAL " &
109                            "OPERATORS");
110               END IF;
111
112               IF CHECK_TYPE'FIRST /= IDENT (C0) THEN
113                    FAILED ("INCORRECT VALUE FOR CHECK_TYPE'FIRST");
114               END IF;
115
116               IF CHECK_TYPE'POS (C0) /= IDENT_INT (0) OR
117                  CHECK_TYPE'POS (C1) /= IDENT_INT (1) OR
118                  CHECK_TYPE'POS (C2) /= IDENT_INT (2) THEN
119                    FAILED ("INCORRECT VALUE FOR CHECK_TYPE'POS");
120               END IF;
121
122               IF CHECK_TYPE'SUCC (C0) /= IDENT (C1) OR
123                  CHECK_TYPE'SUCC (C1) /= IDENT (C2) THEN
124                    FAILED ("INCORRECT VALUE FOR CHECK_TYPE'SUCC");
125               END IF;
126
127               BEGIN
128                    IF CHECK_TYPE'SUCC (IDENT(C2)) /= IDENT (C1) THEN
129                         FAILED ("CONSTRAINT ERROR NOT RAISED FOR " &
130                                 "CHECK_TYPE'SUCC");
131                    END IF;
132               EXCEPTION
133                    WHEN CONSTRAINT_ERROR =>
134                         IF 3 /= IDENT_INT(3) THEN
135                              COMMENT ("DON'T OPTIMIZE EXCEPTION -1");
136                         END IF;
137                    WHEN OTHERS =>
138                         FAILED ("WRONG EXCEPTION RAISED FOR " &
139                                 "CHECK_TYPE'SUCC");
140               END;
141
142               BEGIN
143                    IF CHECK_TYPE'PRED(IDENT(C0)) /= IDENT (C1) THEN
144                        FAILED ("CONSTRAINT ERROR NOT RAISED FOR " &
145                                 "CHECK_TYPE'PRED");
146                    END IF;
147               EXCEPTION
148                    WHEN CONSTRAINT_ERROR =>
149                         IF 3 /= IDENT_INT(3) THEN
150                              COMMENT ("DON'T OPTIMIZE EXCEPTION -2");
151                         END IF;
152                    WHEN OTHERS =>
153                         FAILED ("WRONG EXCEPTION RAISED FOR " &
154                                 "CHECK_TYPE'PRED");
155               END;
156
157               IF CHECK_TYPE'PRED (C1) /= IDENT (C0) OR
158                  CHECK_TYPE'PRED (C2) /= IDENT (C1) THEN
159                    FAILED ("INCORRECT VALUE FOR CHECK_TYPE'PRED");
160               END IF;
161
162               IF CHECK_TYPE'IMAGE (C0) /= IDENT_STR ("ZERO") OR
163                  CHECK_TYPE'IMAGE (C1) /= IDENT_STR ("ONE")  OR
164                  CHECK_TYPE'IMAGE (C2) /= IDENT_STR ("TWO")  THEN
165                    FAILED ("INCORRECT VALUE FOR CHECK_TYPE'IMAGE");
166               END IF;
167
168               CHECKVAR := CHECK_TYPE'VALUE ("ONE");
169               C3 := GPARM(CHECKVAR);
170               IF C3 /= IDENT(C1) THEN
171                    FAILED ("INCORRECT VALUE FOR CONVERSION");
172               END IF;
173
174               CHECK_1 (IDENT(C0), BASIC_SIZE, "CHECK_ENUM");
175
176
177               IF CHECK_TYPE'(C2) /= IDENT(C2) THEN
178                    FAILED ("INCORRECT VALUE FOR QUALIFICATION");
179               END IF;
180
181               C3 := CHECK_TYPE'VALUE ("TWO");
182               IF C3 /= IDENT(C2) THEN
183                    FAILED ("INCORRECT VALUE FOR ASSIGNMENT");
184               END IF;
185
186          END GENPROC;
187
188          PROCEDURE NEWPROC IS NEW GENPROC (BASIC_ENUM);
189
190     BEGIN
191
192          NEWPROC (ZERO, ONE, TWO);
193
194     END;
195
196     RESULT;
197
198END CD2A23E;
199