48 lines
1.7 KiB
Java
48 lines
1.7 KiB
Java
/*
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* Copyright 2009 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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/*
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* @test
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* @bug 6650759
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* @summary Inference of formal type parameter (unused in formal parameters) is not performed
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* @compile/fail/ref=T6650759m.out T6650759m.java -XDrawDiagnostics
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*/
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import java.util.*;
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class T6650759m {
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<Z> List<? super Z> m(List<? extends List<? super Z>> ls) {
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return ls.get(0);
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}
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void test() {
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ArrayList<ArrayList<Integer>> lli = new ArrayList<ArrayList<Integer>>();
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ArrayList<Integer> li = new ArrayList<Integer>();
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li.add(2);
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lli.add(li);
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List<? super String> ls = m(lli); //here
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ls.add("crash");
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Integer i = li.get(1);
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}
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}
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