Tue, 22 Jul 2014 10:48:36 -0700
Merge
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | */ |
aoqi@0 | 23 | |
aoqi@0 | 24 | /** |
aoqi@0 | 25 | * JDK-8027042: Evaluation order for binary operators can be improved |
aoqi@0 | 26 | * |
aoqi@0 | 27 | * @test |
aoqi@0 | 28 | * @run |
aoqi@0 | 29 | */ |
aoqi@0 | 30 | |
aoqi@0 | 31 | // var with getter side effect |
aoqi@0 | 32 | Object.defineProperty(this, "a", { get: function() {print("get a"); return 1; }}); |
aoqi@0 | 33 | |
aoqi@0 | 34 | // var with both getter and conversion side effect |
aoqi@0 | 35 | Object.defineProperty(this, "b", { get: function() {print("get b"); return {valueOf: function() { print("conv b"); return 10; }}; }}); |
aoqi@0 | 36 | |
aoqi@0 | 37 | (function() { |
aoqi@0 | 38 | // var with toPrimitive conversion side effect |
aoqi@0 | 39 | var c = {valueOf: function() { print("conv c"); return 100; }}; |
aoqi@0 | 40 | |
aoqi@0 | 41 | print(b + (c + a)); |
aoqi@0 | 42 | print(b + (c + b)); |
aoqi@0 | 43 | print(b + (a + b)); |
aoqi@0 | 44 | print(b + (b + c)); |
aoqi@0 | 45 | print(b + (b + c)); |
aoqi@0 | 46 | print(b + (c + (a - b))); |
aoqi@0 | 47 | print(b + (c + (c - b))); |
aoqi@0 | 48 | print(b + (c + (b - c))); |
aoqi@0 | 49 | print(b + (b + (a ? 2 : 3))); |
aoqi@0 | 50 | print(b + (b + (b ? 2 : 3))); |
aoqi@0 | 51 | print(b + (b + (c ? 2 : 3))); |
aoqi@0 | 52 | print(b + ((-c) + (-a))); |
aoqi@0 | 53 | print(b + ((-c) + (-b))); |
aoqi@0 | 54 | print(b + ((-c) + (-c))); |
aoqi@0 | 55 | try { print(b + new a); } catch (e) {} |
aoqi@0 | 56 | try { print(b + new b); } catch (e) {} |
aoqi@0 | 57 | try { print(b + new c); } catch (e) {} |
aoqi@0 | 58 | })(); |