83 lines
2.6 KiB
Java
83 lines
2.6 KiB
Java
/*
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* Copyright (c) 2008, 2010, 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 6751514
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* @summary Unary post-increment with type variables crash javac during lowering
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* @author Maurizio Cimadamore
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*/
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public class T6751514 {
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static class Foo<X> {
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X x;
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Foo (X x) {
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this.x = x;
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}
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}
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static void test1(Foo<Integer> foo) {
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int start = foo.x;
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equals(foo.x += 1, start + 1);
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equals(foo.x++, start + 1);
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equals(++foo.x, start + 3);
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equals(foo.x--, start + 3);
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equals(foo.x -= 1, start + 1);
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equals(--foo.x, start);
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}
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static void test2(Foo<Integer> foo) {
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int start = foo.x;
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equals((foo.x) += 1, start + 1);
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equals((foo.x)++, start + 1);
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equals(++(foo.x), start + 3);
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equals((foo.x)--, start + 3);
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equals((foo.x) -= 1, start + 1);
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equals(--(foo.x), start);
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}
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static void test3(Foo<Integer> foo) {
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int start = foo.x;
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equals(((foo.x)) += 1, start + 1);
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equals(((foo.x))++, start + 1);
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equals(++((foo.x)), start + 3);
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equals(((foo.x))--, start + 3);
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equals(((foo.x)) -= 1, start + 1);
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equals(--((foo.x)), start);
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}
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public static void main(String[] args) {
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test1(new Foo<Integer>(1));
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test2(new Foo<Integer>(1));
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test3(new Foo<Integer>(1));
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}
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static void equals(int found, int req) {
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if (found != req) {
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throw new AssertionError("Error (expected: "+ req +
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" - found: " + found + ")");
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}
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}
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}
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