1-- C87B07B.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 OVERLOADING RESOLUTION USES THE RULE THAT:
26--
27-- FOR THE ATTRIBUTE OF THE FORM T'VAL (X), THE OPERAND X MAY
28-- BE OF ANY INTEGER TYPE. THE RESULT IS OF TYPE T.
29
30-- TRH  15 SEPT 82
31-- DSJ  06 JUNE 83
32-- PWN  01/31/95  REMOVED INCONSISTENCIES WITH ADA 9X.
33
34WITH REPORT; USE REPORT;
35
36PROCEDURE C87B07B IS
37
38     TYPE NEW_INT IS NEW INTEGER;
39     TYPE WHOLE   IS NEW INTEGER RANGE 0 .. INTEGER'LAST;
40     TYPE FLAG IS (PASS, FAIL);
41
42     FUNCTION "+" (X, Y : NEW_INT) RETURN NEW_INT
43          RENAMES "-";
44     FUNCTION "+" (X, Y : WHOLE)   RETURN WHOLE
45          RENAMES "*";
46
47     GENERIC
48          TYPE T IS PRIVATE;
49          ARG  : IN T;
50          STAT : IN FLAG;
51     FUNCTION F1 RETURN T;
52
53     FUNCTION F1 RETURN T IS
54     BEGIN
55          IF STAT = FAIL THEN
56               FAILED ("THE 'VAL' ATTRIBUTE TAKES AN OPERAND " &
57                       "OF AN INTEGER TYPE");
58          END IF;
59          RETURN ARG;
60     END F1;
61
62     FUNCTION F IS NEW F1 (CHARACTER, '1', FAIL);
63     FUNCTION F IS NEW F1 (DURATION,  1.0, FAIL);
64     FUNCTION F IS NEW F1 (FLOAT,     1.0, FAIL);
65     FUNCTION F IS NEW F1 (NEW_INT,   1,   PASS);
66
67BEGIN
68     TEST ("C87B07B","OVERLOADED OPERANDS TO THE 'VAL' ATTRIBUTE");
69
70     IF (INTEGER'VAL (F) /= 1)          THEN
71          FAILED ("RESOLUTION INCORRECT - THE 'VAL' ATTRIBUTE " &
72                  "MUST RETURN A VALUE OF TYPE T - 1");
73     END IF;
74
75     IF (INTEGER'VAL (3 + 3) + 1 /= 7)  THEN
76          FAILED ("RESOLUTION INCORRECT - THE 'VAL' ATTRIBUTE " &
77                  "MUST RETURN A VALUE OF TYPE T - 2");
78     END IF;
79
80     IF (NEW_INT'VAL (F) /= 1)          THEN
81          FAILED ("RESOLUTION INCORRECT - THE 'VAL' ATTRIBUTE " &
82                  "MUST RETURN A VALUE OF TYPE T - 3");
83     END IF;
84
85     IF (NEW_INT'VAL  (3 + 3) + 1 /= 5) THEN
86          FAILED ("RESOLUTION INCORRECT - THE 'VAL' ATTRIBUTE " &
87                  "MUST RETURN A VALUE OF TYPE T - 4");
88     END IF;
89
90     IF (WHOLE'VAL    (F) /= 1)         THEN
91          FAILED ("RESOLUTION INCORRECT - THE 'VAL' ATTRIBUTE " &
92                  "MUST RETURN A VALUE OF TYPE T - 5");
93     END IF;
94
95     IF (WHOLE'VAL    (3 + 3) + 1 /= 6) THEN
96          FAILED ("RESOLUTION INCORRECT - THE 'VAL' ATTRIBUTE " &
97                  "MUST RETURN A VALUE OF TYPE T - 6");
98     END IF;
99
100     RESULT;
101END C87B07B;
102