51 lines
2.0 KiB
Java
51 lines
2.0 KiB
Java
/*
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* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 8038420
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* @summary Lambda returning post-increment generates wrong code
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* @run main LambdaIncrement
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*/
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public class LambdaIncrement {
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interface IntegerOp { Integer apply(Integer arg); }
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private static void assertNotIncremented(IntegerOp lmb, String label) {
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int result = lmb.apply(3);
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if (result != 3) {
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throw new AssertionError("Post-increment failure. Expected 3, got: " +
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result + " " + label);
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}
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}
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public static void main(String... args) throws Exception {
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assertNotIncremented(x -> x++, "PostIncExpr");
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assertNotIncremented(x -> { return x++; }, "PostIncReturn");
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assertNotIncremented(x -> { int y = x; return y++; }, "PostIncLocal");
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assertNotIncremented(x -> { Integer y = x; return y++; }, "PostIncLocalBox");
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assertNotIncremented(x -> { int y = x; return y; }, "HASINIT");
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}
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}
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