55 lines
1.8 KiB
Java
55 lines
1.8 KiB
Java
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/*
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* Copyright (c) 2017, 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. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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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 8174249
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* @summary Regression in generic method unchecked calls
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* @compile T8174249a.java
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*/
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import java.util.ArrayList;
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import java.util.Collection;
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class T8174249a {
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static <T> T foo(Class<T> c, Collection<? super T> baz) {
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return null;
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}
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static void bar(String c) { }
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void test() {
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// this works
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bar(foo(String.class, new ArrayList<String>()));
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// this works with a warning
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String s = foo(String.class, new ArrayList());
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bar(s);
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// this causes an error on JDK9 but should work
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bar(foo(String.class, new ArrayList()));
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}
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}
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