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comparison gcc/testsuite/ada/acats/tests/c5/c52011a.ada @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 -- C52011A.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 INDEX CONSTRAINTS FOR ASSIGNMENT OF ACCESS SUBTYPES.
26 -- SPECIFICALLY, CHECK THAT:
27
28 -- A) ANY ACCESS TYPE VARIABLE AND CONSTRAINED SUBTYPE VARIABLES OF THAT
29 -- TYPE MAY BE ASSIGNED TO ONE ANOTHER IF THE VALUE BEING ASSIGNED
30 -- IS NULL.
31
32 -- B) VARIABLES OF THE SAME CONSTRAINED ACCESS SUBTYPE MAY BE ASSIGNED
33 -- TO ONE ANOTHER OR TO VARIABLES OF THE BASE ACCESS TYPE.
34
35 -- C) CONSTRAINT_ERROR IS RAISED UPON ASSIGNMENT OF NON-NULL OBJECTS
36 -- BETWEEN DIFFERENTLY CONSTRAINED ACCESS SUBTYPES.
37
38 -- D) CONSTRAINT_ERROR IS RAISED UPON ASSIGNMENT OF A NON-NULL OBJECT
39 -- OF A BASE ACCESS TYPE VARIABLE TO A VARIABLE OF ONE OF ITS
40 -- CONSTRAINED SUBTYPES IF THE CONSTRAINTS ON THE OBJECT DIFFER
41 -- FROM THOSE ON THE SUBTYPE.
42
43 -- E) NULL CAN BE ASSIGNED TO BASE ACCESS TYPES AND ANY CONSTRAINED
44 -- SUBTYPES OF THIS TYPE.
45
46 -- ASL 6/29/81
47 -- RM 6/17/82
48 -- SPS 10/26/82
49 -- RLB 6/29/01 - FIXED TO ALLOW AGGRESIVE OPTIMIZATION.
50
51 WITH REPORT;
52 PROCEDURE C52011A IS
53
54 USE REPORT;
55
56 TYPE ARR IS ARRAY(INTEGER RANGE <>) OF INTEGER;
57 TYPE ARR_NAME IS ACCESS ARR;
58 SUBTYPE S1 IS ARR_NAME(IDENT_INT(1)..IDENT_INT(10));
59 SUBTYPE S2 IS ARR_NAME(IDENT_INT(3)..IDENT_INT(6));
60
61 W : ARR_NAME := NULL; -- E.
62 X1,X2 : S1 := NULL; -- E.
63 Y1,Y2 : S2 := NULL; -- E.
64
65 W_NONNULL : ARR_NAME := NEW ARR'(3..5=>7) ;
66 X1_NONNULL : S1 := NEW ARR'(IDENT_INT(1)..IDENT_INT(10)=>7);
67 Y1_NONNULL : S2 := NEW ARR'(IDENT_INT(3)..IDENT_INT( 6)=>7);
68
69 TOO_EARLY : BOOLEAN := TRUE;
70
71 BEGIN
72
73 TEST ("C52011A", "INDEX CONSTRAINTS ON ACCESS SUBTYPE OBJECTS " &
74 "MUST BE SATISFIED FOR ASSIGNMENT");
75
76 BEGIN
77
78 IF EQUAL(3,3) THEN
79 W_NONNULL := X1; -- A.
80 END IF;
81 IF W_NONNULL /= X1 THEN
82 FAILED ("ASSIGNMENT FAILED - 1");
83 END IF;
84
85 IF EQUAL(3,3) THEN
86 X1_NONNULL := X2; -- A.
87 END IF;
88 IF X1_NONNULL /= X2 THEN
89 FAILED ("ASSIGNMENT FAILED - 2");
90 END IF;
91
92 IF EQUAL(3,3) THEN
93 X1_NONNULL := Y1; -- A.
94 END IF;
95 IF X1 /= Y1 THEN
96 FAILED ("ASSIGNMENT FAILED - 3");
97 END IF;
98
99 X1 := NEW ARR'(1..IDENT_INT(10) => 5);
100 IF EQUAL(3,3) THEN
101 X2 := X1; -- B.
102 END IF;
103 IF X2 /= X1 THEN
104 FAILED ("ASSIGNMENT FAILED - 4");
105 END IF;
106
107 IF EQUAL(3,3) THEN
108 W := X1; -- B.
109 END IF;
110 IF W /= X1 THEN
111 FAILED ("ASSIGNMENT FAILED - 5");
112 END IF;
113
114 BEGIN
115 Y1 := X1; -- C.
116 IF Y1'FIRST /= REPORT.IDENT_INT(3) THEN
117 FAILED ("NON-NULL ASSIGNMENT MADE BETWEEN TWO " &
118 "VARIABLES OF DIFFERENT CONSTRAINED ACCESS SUBTYPES " &
119 "AND CONSTRAINT IS CHANGED");
120 ELSE
121 FAILED ("NON-NULL ASSIGNMENT MADE BETWEEN TWO " &
122 "VARIABLES OF DIFFERENT CONSTRAINED ACCESS SUBTYPES " &
123 "AND CONSTRAINT IS NOT CHANGED");
124 END IF;
125 EXCEPTION
126
127 WHEN CONSTRAINT_ERROR => NULL;
128
129 WHEN OTHERS =>
130 FAILED ("WRONG EXCEPTION - 1");
131
132 END;
133
134 W := NEW ARR'(IDENT_INT(3)..IDENT_INT(6) => 3);
135
136 BEGIN
137 X1 := W; -- D.
138 IF X1'FIRST /= REPORT.IDENT_INT(1) THEN
139 FAILED ("NON-NULL ASSIGNMENT MADE FROM UNCONSTRAINED " &
140 "ACCESS TYPE DESIGNATING CONSTRAINED OBJECT TO "&
141 "ACCESS SUBTYPE WITH DIFFERENT CONSTRAINT " &
142 "AND CONSTRAINT IS CHANGED");
143 ELSE
144 FAILED ("NON-NULL ASSIGNMENT MADE FROM UNCONSTRAINED " &
145 "ACCESS TYPE DESIGNATING CONSTRAINED OBJECT TO "&
146 "ACCESS SUBTYPE WITH DIFFERENT CONSTRAINT " &
147 "AND CONSTRAINT IS NOT CHANGED");
148 END IF;
149 EXCEPTION
150
151 WHEN CONSTRAINT_ERROR =>
152 NULL ;
153
154 WHEN OTHERS =>
155 FAILED ("WRONG EXCEPTION - 2");
156
157 END;
158
159 EXCEPTION
160
161 WHEN OTHERS =>
162 FAILED ("EXCEPTION RAISED");
163
164 END;
165
166
167 RESULT;
168
169
170 END C52011A;