1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
/*
* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/**
* JDK-8013874: Function argument's prototype seem cached and wrongly reused
*
* @test
* @run
*/
function deepEqual(actual, expected) {
print("deepEqual: " + (actual.prop === expected.prop) + ", prop: " + expected.prop);
}
var proto = {};
var other = {
prop: 0
};
function NameBuilder(first, last) {
this.first = first;
this.last = last;
return this;
}
NameBuilder.prototype = proto;
function NameBuilder2(first, last) {
this.first = first;
this.last = last;
return this;
}
NameBuilder2.prototype = proto;
var nb1 = new NameBuilder('Ryan', 'Dahl');
var nb2 = new NameBuilder2('Ryan', 'Dahl');
print("In loader, nb1.prop === nb2.prop " + (nb1.prop === nb2.prop));
deepEqual(nb1, nb2);
NameBuilder2.prototype = other;
nb2 = new NameBuilder2('Ryan', 'Dahl');
print("In loader, nb1.prop === nb2.prop " + (nb1.prop === nb2.prop));
deepEqual(nb1, nb2);
|
