1-- CC3012A.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 INSTANCES MAY BE OVERLOADED.
26
27-- CHECK THAT THEY MAY OVERLOAD PREVIOUSLY DECLARED SUBPROGRAMS AND
28-- ENUMERATION LITERALS.
29
30-- DAT 9/16/81
31-- SPS 10/19/82
32-- SPS 2/8/83
33-- PWN 11/30/94 REMOVED PART OF TEST INVALID FOR ADA 9X.
34
35
36WITH REPORT; USE REPORT;
37
38PROCEDURE CC3012A IS
39BEGIN
40     TEST ("CC3012A", "CHECK THAT GENERIC INSTANCES MAY OVERLOAD " &
41                      "OTHER IDENTIFIERS");
42
43     DECLARE
44          GENERIC
45               TYPE T IS ( <> );
46               V : IN T;
47          PROCEDURE GP (X : IN OUT T);
48
49          GENERIC
50               TYPE T IS ( <> );
51          FUNCTION LESS (X, Y : T) RETURN BOOLEAN;
52
53          GENERIC
54               TYPE T IS ( <> );
55          FUNCTION PLUS (X, Y : T) RETURN T;
56
57          GENERIC
58               TYPE T IS PRIVATE;
59               Z : T;
60          FUNCTION F1  RETURN T;
61
62          TYPE DC IS NEW CHARACTER RANGE IDENT_CHAR ('A') .. 'Z';
63          TYPE DI IS NEW INTEGER;
64          TYPE ENUM IS (E1, E2, E3, E4);
65
66          VC : CHARACTER := 'A';
67          VI : INTEGER := 5;
68          VB : BOOLEAN := TRUE;
69          VE : ENUM := E2;
70
71          TYPE DENUM IS NEW ENUM RANGE E2 .. ENUM'LAST;
72
73          VDE : DENUM := E4;
74          VDC : DC := 'A';
75          VDI : DI := 7;
76
77          PROCEDURE GP (X : IN OUT T) IS
78          BEGIN
79               X := V;
80          END GP;
81
82          FUNCTION LESS (X, Y : T) RETURN BOOLEAN IS
83          BEGIN
84               RETURN FALSE;
85          END LESS;
86
87          FUNCTION PLUS (X, Y : T) RETURN T IS
88          BEGIN
89               RETURN T'FIRST;
90          END PLUS;
91
92          FUNCTION F1 RETURN T IS
93          BEGIN
94               RETURN Z;
95          END F1;
96
97          FUNCTION E5 RETURN INTEGER IS
98          BEGIN
99               RETURN 1;
100          END E5;
101
102          PACKAGE PKG IS
103
104               PROCEDURE P IS NEW GP (CHARACTER, 'Q');
105               PROCEDURE P IS NEW GP (INTEGER, -14);
106               PROCEDURE P IS NEW GP (BOOLEAN, FALSE);
107               PROCEDURE P IS NEW GP (ENUM, E4);
108               PROCEDURE P IS NEW GP (DC, 'W');
109               PROCEDURE P IS NEW GP (DI, -33);
110               PROCEDURE P IS NEW GP (DENUM, E2);
111
112               FUNCTION "<" IS NEW LESS (CHARACTER);
113               FUNCTION "<" IS NEW LESS (INTEGER);
114               FUNCTION "<" IS NEW LESS (BOOLEAN);
115               FUNCTION "<" IS NEW LESS (ENUM);
116               FUNCTION "<" IS NEW LESS (DC);
117               FUNCTION "<" IS NEW LESS (DI);
118               -- NOT FOR DENUM.
119
120               FUNCTION "+" IS NEW PLUS (CHARACTER);
121               FUNCTION "+" IS NEW PLUS (INTEGER);
122               FUNCTION "+" IS NEW PLUS (BOOLEAN);
123               FUNCTION "+" IS NEW PLUS (ENUM);
124               FUNCTION "+" IS NEW PLUS (DC);
125               -- NOT FOR DI.
126               FUNCTION "+" IS NEW PLUS (DENUM);
127
128               FUNCTION E2 IS NEW F1 (BOOLEAN, FALSE);
129               FUNCTION E5 IS NEW F1 (DC, 'M');
130
131          END PKG;
132
133          PACKAGE BODY PKG IS
134          BEGIN
135               P (VC);
136               P (VI);
137               P (VB);
138               P (VE);
139               P (X => VDE);
140               P (X => VDC);
141               P (X => VDI);
142
143               IF VC /= 'Q' THEN
144                    FAILED ("OVERLOADED PROCEDURE - 1");
145               END IF;
146
147               IF VI /= -14 THEN
148                    FAILED ("OVERLOADED PROCEDURE - 2");
149               END IF;
150
151               IF VB /= FALSE THEN
152                    FAILED ("OVERLOADED PROCEDURE - 3");
153               END IF;
154
155               IF VE /= E4 THEN
156                    FAILED ("OVERLOADED PROCEDURE - 4");
157               END IF;
158
159               IF VDE /= E2 THEN
160                    FAILED ("OVERLOADED PROCEDURE - 5");
161               END IF;
162
163               IF VDC /= 'W' THEN
164                    FAILED ("OVERLOADED PROCEDURE - 6");
165               END IF;
166
167               IF VDI /= -33 THEN
168                    FAILED ("OVERLOADED PROCEDURE - 7");
169               END IF;
170
171               IF VC  < ASCII.DEL THEN
172                    FAILED ("OVERLOADED LESS THAN - 1");
173               END IF;
174
175               IF VI < 1E3 THEN
176                    FAILED ("OVERLOADED LESS THAN - 2");
177               END IF;
178
179               IF FALSE < TRUE THEN
180                    FAILED ("OVERLOADED LESS THAN - 3");
181               END IF;
182
183               IF E1 < VE THEN
184                    FAILED ("OVERLOADED LESS THAN - 4");
185               END IF;
186
187               IF VDC < 'Z' THEN
188                    FAILED ("OVERLOADED LESS THAN - 5");
189               END IF;
190
191               IF VDI < 0 THEN
192                    FAILED ("OVERLOADED LESS THAN - 6");
193               END IF;
194
195
196               IF -14 + 5 /= -9 THEN
197                    FAILED ("OVERLOADED PLUS - 2");
198               END IF;
199
200               IF VI + 5 /= INTEGER'FIRST THEN
201                    FAILED ("OVERLOADED PLUS - 3");
202               END IF;
203
204               IF VB + TRUE /= FALSE THEN
205                    FAILED ("OVERLOADED PLUS - 4");
206               END IF;
207
208               IF VE + E2 /= E1 THEN
209                    FAILED ("OVERLOADED PLUS - 5");
210               END IF;
211
212               IF DENUM'(E3) + E2 /= E2 THEN
213                    FAILED ("OVERLOADED PLUS - 6");
214               END IF;
215
216               IF  VDC + 'B' /= 'A' THEN
217                    FAILED ("OVERLOADED PLUS - 7");
218               END IF;
219
220               IF VDI + 14 /= -19 THEN       -- -33 + 14
221                    FAILED ("OVERLOADED PLUS - 8");
222               END IF;
223
224               VI := E5;
225               VDC := E5;
226               VE := E2;
227               VB := E2;
228               IF VI /= 1 OR
229                  VDC /= 'M' OR
230                  VE /= ENUM'VAL(IDENT_INT(1)) OR
231                  VB /= FALSE THEN
232                    FAILED ("OVERLOADING OF ENUMERATION LITERALS " &
233                            "AND PREDEFINED SUBPROGRAMS");
234               END IF;
235          END PKG;
236     BEGIN
237          DECLARE
238               USE PKG;
239          BEGIN
240               IF NOT (VI + 5 < 11) THEN
241               FAILED ("INCORRECT VISIBILITY OF GENERIC OVERLOADING");
242               END IF;
243          END;
244     END;
245
246     RESULT;
247END CC3012A;
248