Tue, 22 Jul 2014 10:48:36 -0700
Merge
1 /*
2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
24 /**
25 * JDK-8027042: Evaluation order for binary operators can be improved
26 *
27 * @test
28 * @run
29 */
31 // var with getter side effect
32 Object.defineProperty(this, "a", { get: function() {print("get a"); return 1; }});
34 // var with both getter and conversion side effect
35 Object.defineProperty(this, "b", { get: function() {print("get b"); return {valueOf: function() { print("conv b"); return 10; }}; }});
37 (function() {
38 // var with toPrimitive conversion side effect
39 var c = {valueOf: function() { print("conv c"); return 100; }};
41 print(b + (c + a));
42 print(b + (c + b));
43 print(b + (a + b));
44 print(b + (b + c));
45 print(b + (b + c));
46 print(b + (c + (a - b)));
47 print(b + (c + (c - b)));
48 print(b + (c + (b - c)));
49 print(b + (b + (a ? 2 : 3)));
50 print(b + (b + (b ? 2 : 3)));
51 print(b + (b + (c ? 2 : 3)));
52 print(b + ((-c) + (-a)));
53 print(b + ((-c) + (-b)));
54 print(b + ((-c) + (-c)));
55 try { print(b + new a); } catch (e) {}
56 try { print(b + new b); } catch (e) {}
57 try { print(b + new c); } catch (e) {}
58 })();