1-- C58006A.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 THE EVALUATION OF A RETURN STATEMENT'S EXPRESSION
26-- RAISES AN EXCEPTION, THE EXCEPTION CAN BE HANDLED WITHIN THE BODY OF
27-- THE FUNCTION.
28
29-- RM 05/11/81
30-- SPS 10/26/82
31-- SPS 3/8/83
32-- JBG 9/13/83
33
34WITH REPORT;
35PROCEDURE  C58006A  IS
36
37     USE  REPORT;
38
39BEGIN
40
41     TEST( "C58006A" , "CHECK THAT EXCEPTION RAISED BY A RETURN" &
42                       " STATEMENT CAN BE HANDLED LOCALLY" );
43
44
45     DECLARE
46          SUBTYPE I1 IS INTEGER RANGE -10..90;
47          SUBTYPE I2 IS INTEGER RANGE 1..10;
48
49          FUNCTION  FN1( X : I1 )
50                    RETURN  I2  IS
51          BEGIN
52               RETURN  0;
53          EXCEPTION
54               WHEN CONSTRAINT_ERROR =>
55                    COMMENT ("EXCEPTION RAISED - F1");
56                    RETURN 1;
57               WHEN OTHERS =>
58                    FAILED ("WRONG EXCEPTION RAISED - FN1");
59          END  FN1;
60
61          FUNCTION  FN2( X : I1 )
62                    RETURN  I2  IS
63          BEGIN
64               RETURN  X + IDENT_INT(0);
65          EXCEPTION
66               WHEN CONSTRAINT_ERROR =>
67                    COMMENT ("EXCEPTION RAISED - F2");
68                    RETURN 1;
69               WHEN OTHERS =>
70                    FAILED ("WRONG EXCEPTION RAISED - FN2");
71          END  FN2;
72
73          FUNCTION  FN3( X : I1 )
74                    RETURN  I2  IS
75               HUNDRED : INTEGER RANGE -100..100 := IDENT_INT(100);
76          BEGIN
77               RETURN  HUNDRED;
78          EXCEPTION
79               WHEN CONSTRAINT_ERROR =>
80                    COMMENT ("EXCEPTION RAISED - F3");
81                    RETURN 1;
82               WHEN OTHERS =>
83                    FAILED ("WRONG EXCEPTION RAISED - FN3");
84          END  FN3;
85
86     BEGIN
87
88          BEGIN
89               IF FN1( 0 ) /= IDENT_INT(1) THEN
90                    FAILED ("NO EXCEPTION RAISED - FN1( 0 )");
91               END IF;
92          EXCEPTION
93               WHEN OTHERS =>
94                    FAILED ("EXCEPTION PROPAGATED - FN1( 0 )");
95          END;
96
97          BEGIN
98               IF FN2( 0 ) /= IDENT_INT(1) THEN
99                    FAILED ("NO EXCEPTION RAISED - FN2( 0 )");
100               END IF;
101          EXCEPTION
102               WHEN OTHERS =>
103                    FAILED ("EXCEPTION PROPAGATED - FN2( 0 )");
104          END;
105
106          BEGIN
107               IF FN2(11 ) /= IDENT_INT(1) THEN
108                    FAILED ("NO EXCEPTION RAISED - FN2(11 )");
109               END IF;
110          EXCEPTION
111               WHEN OTHERS =>
112                    FAILED ("EXCEPTION PROPAGATED - FN2(11 )");
113          END;
114
115          BEGIN
116               IF FN3( 0 ) /= IDENT_INT(1) THEN
117                    FAILED ("NO EXCEPTION RAISED - FN3( 0 )");
118               END IF;
119          EXCEPTION
120               WHEN OTHERS =>
121                    FAILED ("EXCEPTION PROPAGATED - FN3( 0 )");
122          END;
123
124     END;
125
126     RESULT;
127
128END C58006A;
129