1-- C43103B.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 IF A DISCRIMINANT DOES NOT GOVERN A VARIANT PART, ITS
26-- VALUE CAN BE GIVEN BY A NONSTATIC EXPRESSION.
27-- ADDITIONAL CASES OF USE OF A DISCRIMINANT THAT IS USED AS AN
28-- ARRAY INDEX BOUND.
29
30-- PK  02/21/84
31-- EG  05/30/84
32-- EG  11/02/84
33-- DN  12/01/95  REMOVED CONFORMANCE CHECKS WHERE RULES RELAXED.
34-- PWN 10/25/96  RESTORED CHECK WITH ADA 95 EXPECTED RESULTS INCLUDED.
35
36WITH REPORT;
37USE REPORT;
38
39PROCEDURE C43103B IS
40
41     SUBTYPE INT IS INTEGER RANGE 1 .. 3;
42
43     TYPE A2 IS ARRAY(INT RANGE <>, INT RANGE <>) OF INTEGER;
44
45     SUBTYPE DINT IS INTEGER RANGE 0 .. 10;
46
47     TYPE REC(D, E : DINT := IDENT_INT(1)) IS RECORD
48          U : A2(1 .. D, E .. 3) := (1 .. D =>
49                                     (E .. 3 => IDENT_INT(1)));
50     END RECORD;
51
52BEGIN
53
54     TEST("C43103B","CHECK THAT IF A DISCRIMINANT DOES NOT GOVERN " &
55                    "A VARIANT PART, ITS VALUE CAN BE GIVEN BY A "  &
56                    "NONSTATIC EXPRESSION");
57
58-- SIMPLE DECLARATIONS
59
60     BEGIN
61
62          DECLARE
63
64               L : REC(IDENT_INT(2), IDENT_INT(2));
65               K : REC(IDENT_INT(0), IDENT_INT(1));
66               M : REC(IDENT_INT(3), IDENT_INT(4));
67
68          BEGIN
69               IF L.U'FIRST(1) /= IDENT_INT(1) OR
70                  L.U'LAST(1)  /= IDENT_INT(2) OR
71                  L.U'FIRST(2) /= IDENT_INT(2) OR
72                  L.U'LAST(2)  /= IDENT_INT(3) THEN
73                    FAILED("1.1 - INCORRECT BOUNDS");
74               END IF;
75               IF K.U'FIRST(1) /= IDENT_INT(1) OR
76                  K.U'LAST(1)  /= IDENT_INT(0) OR
77                  K.U'FIRST(2) /= IDENT_INT(1) OR
78                  K.U'LAST(2)  /= IDENT_INT(3) THEN
79                    FAILED("1.2 - INCORRECT BOUNDS");
80               END IF;
81               IF M.U'FIRST(1) /= IDENT_INT(1) OR
82                  M.U'LAST(1)  /= IDENT_INT(3) OR
83                  M.U'FIRST(2) /= IDENT_INT(4) OR
84                  M.U'LAST(2)  /= IDENT_INT(3) THEN
85                    FAILED("1.3 - INCORRECT BOUNDS");
86               END IF;
87               IF M.U'LENGTH(1) /= 3 OR M.U'LENGTH(2) /= 0 THEN
88                    FAILED("1.4 - INCORRECT ARRAY LENGTH");
89               END IF;
90          END;
91
92     EXCEPTION
93
94          WHEN OTHERS =>
95               FAILED ("1.5 - EXCEPTION RAISED");
96
97     END;
98
99-- EXPLICIT INITIAL VALUE - OK
100
101     BEGIN
102
103          DECLARE
104               O : CONSTANT REC := (IDENT_INT(2), IDENT_INT(2),
105                        ((1, IDENT_INT(2)), (IDENT_INT(2), 3)));
106          BEGIN
107               IF O.U'FIRST(1) /= IDENT_INT(1) OR
108                  O.U'LAST(1)  /= IDENT_INT(2) OR
109                  O.U'FIRST(2) /= IDENT_INT(2) OR
110                  O.U'LAST(2)  /= IDENT_INT(3) THEN
111                    FAILED("2.1 - INCORRECT BOUNDS");
112               END IF;
113          END;
114
115     EXCEPTION
116
117          WHEN OTHERS =>
118               FAILED ("2.2 - EXCEPTION RAISED");
119     END;
120
121-- EXPLICIT INITIAL VALUE: NULL ARRAY WITH WRONG BOUNDS
122
123     BEGIN
124
125          DECLARE
126               P : CONSTANT REC := (IDENT_INT(0), IDENT_INT(2),
127                                    (IDENT_INT(3) .. IDENT_INT(0) =>
128                                     (IDENT_INT(2), 3)));
129          BEGIN
130                NULL;
131          END;
132
133     EXCEPTION
134
135          WHEN CONSTRAINT_ERROR =>
136               FAILED ("3.1 -  CONSTRAINT_ERROR RAISED");
137          WHEN OTHERS =>
138               FAILED ("3.2 -  WRONG EXCEPTION RAISED");
139     END;
140
141-- EXPLICIT INITIAL VALUE: NULL ARRAY WITH WRONG BOUNDS
142
143     BEGIN
144
145          DECLARE
146               P : CONSTANT REC := (IDENT_INT(0), IDENT_INT(2),
147                                    (IDENT_INT(3) .. IDENT_INT(0) =>
148                                     (OTHERS => IDENT_INT(2))));
149          BEGIN
150               NULL;
151          END;
152
153     EXCEPTION
154
155          WHEN CONSTRAINT_ERROR =>
156               FAILED ("4.1 - CONSTRAINT_ERROR RAISED");
157          WHEN OTHERS =>
158               FAILED ("4.2 - WRONG EXCEPTION RAISED");
159
160     END;
161
162-- EXPLICIT INITIAL VALUE: NULL ARRAY WITH WRONG BOUNDS 2ND DIM.
163
164     BEGIN
165
166          DECLARE
167               P : CONSTANT REC := (IDENT_INT(0), IDENT_INT(2),
168                                    (IDENT_INT(1) .. IDENT_INT(0) =>
169                                     (IDENT_INT(1) .. IDENT_INT(2) =>
170                                      1)));
171          BEGIN
172               NULL;
173          END;
174
175     EXCEPTION
176
177          WHEN CONSTRAINT_ERROR =>
178               FAILED ("5.1 - CONSTRAINT_ERROR RAISED");
179          WHEN OTHERS =>
180               FAILED ("5.2 - WRONG EXCEPTION RAISED");
181
182     END;
183
184     RESULT;
185
186END C43103B;
187