Wed, 24 Sep 2014 11:38:26 -0700
Added tag jdk8u40-b07 for changeset 2fa3858a281f
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2014, 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. Oracle designates this |
aoqi@0 | 8 | * particular file as subject to the "Classpath" exception as provided |
aoqi@0 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
aoqi@0 | 10 | * |
aoqi@0 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 15 | * accompanied this code). |
aoqi@0 | 16 | * |
aoqi@0 | 17 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 20 | * |
aoqi@0 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 22 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 23 | * questions. |
aoqi@0 | 24 | */ |
aoqi@0 | 25 | |
aoqi@0 | 26 | /** |
aoqi@0 | 27 | * @test |
aoqi@0 | 28 | * @bug 8038420 |
aoqi@0 | 29 | * @summary Lambda returning post-increment generates wrong code |
aoqi@0 | 30 | * @run main LambdaIncrement |
aoqi@0 | 31 | */ |
aoqi@0 | 32 | |
aoqi@0 | 33 | public class LambdaIncrement { |
aoqi@0 | 34 | |
aoqi@0 | 35 | interface IntegerOp { Integer apply(Integer arg); } |
aoqi@0 | 36 | |
aoqi@0 | 37 | private static void assertNotIncremented(IntegerOp lmb, String label) { |
aoqi@0 | 38 | int result = lmb.apply(3); |
aoqi@0 | 39 | if (result != 3) { |
aoqi@0 | 40 | throw new AssertionError("Post-increment failure. Expected 3, got: " + |
aoqi@0 | 41 | result + " " + label); |
aoqi@0 | 42 | } |
aoqi@0 | 43 | } |
aoqi@0 | 44 | |
aoqi@0 | 45 | public static void main(String... args) throws Exception { |
aoqi@0 | 46 | assertNotIncremented(x -> x++, "PostIncExpr"); |
aoqi@0 | 47 | assertNotIncremented(x -> { return x++; }, "PostIncReturn"); |
aoqi@0 | 48 | assertNotIncremented(x -> { int y = x; return y++; }, "PostIncLocal"); |
aoqi@0 | 49 | assertNotIncremented(x -> { Integer y = x; return y++; }, "PostIncLocalBox"); |
aoqi@0 | 50 | assertNotIncremented(x -> { int y = x; return y; }, "HASINIT"); |
aoqi@0 | 51 | } |
aoqi@0 | 52 | } |