1-- C95095A.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 OVERLOADED SUBPROGRAM AND ENTRY DECLARATIONS
26-- ARE PERMITTED IN WHICH THERE IS A MINIMAL
27-- DIFFERENCE BETWEEN THE DECLARATIONS.
28
29--     (A) A FUNCTION AND AN ENTRY.
30
31-- JWC 7/24/85
32
33WITH REPORT; USE REPORT;
34PROCEDURE C95095A IS
35
36BEGIN
37     TEST ("C95095A", "SUBPROGRAM/ENTRY OVERLOADING WITH " &
38                      "MINIMAL DIFFERENCES");
39
40     --------------------------------------------------
41
42     -- BOTH PARAMETERIZED AND PARAMETERLESS SUBPROGRAMS AND ENTRIES
43     -- ARE TESTED.
44
45     DECLARE
46          I, J, K : INTEGER := 0;
47          S : STRING (1..2) := "12";
48
49          TASK T IS
50               ENTRY E1 (I1, I2 : INTEGER);
51               ENTRY E2;
52          END T;
53
54          TASK BODY T IS
55          BEGIN
56               LOOP
57                    SELECT
58                         ACCEPT E1 (I1, I2 : INTEGER) DO
59                              S (1) := 'A';
60                         END E1;
61                    OR
62                         ACCEPT E2 DO
63                              S (1) := 'C';
64                         END E2;
65                    OR
66                         TERMINATE;
67                    END SELECT;
68               END LOOP;
69          END T;
70
71          FUNCTION E1 (I1, I2 : INTEGER) RETURN INTEGER IS
72          BEGIN
73               S (2) := 'B';
74               RETURN I1; -- RETURNED VALUE IS IRRELEVENT.
75          END E1;
76
77
78          FUNCTION E2 RETURN INTEGER IS
79          BEGIN
80               S (2) := 'D';
81               RETURN I; -- RETURNED VALUE IS IRRELEVENT.
82          END E2;
83
84     BEGIN
85          T.E1 (I, J);
86          K := E1 (I, J);
87
88          IF S /= "AB" THEN
89               FAILED ("PARAMETERIZED OVERLOADED " &
90                       "SUBPROGRAM AND ENTRY " &
91                       "CAUSED CONFUSION");
92          END IF;
93
94          S := "12";
95          T.E2;
96          K := E2;
97
98          IF S /= "CD" THEN
99               FAILED ("PARAMETERLESS OVERLOADED " &
100                       "SUBPROGRAM AND ENTRY " &
101                       "CAUSED CONFUSION");
102          END IF;
103     END;
104
105     --------------------------------------------------
106
107     RESULT;
108END C95095A;
109