Mon, 01 Jul 2013 14:57:03 +0100
7034798: Ambiguity error for abstract method call is too eager
Summary: Javac should wait and see if ambiguous methods can be reconciled at the end of an overload resolution round
Reviewed-by: jjg, vromero
duke@1 | 1 | /* |
ohair@554 | 2 | * Copyright (c) 2002, 2009, Oracle and/or its affiliates. All rights reserved. |
duke@1 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@1 | 4 | * |
duke@1 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@1 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@1 | 7 | * published by the Free Software Foundation. |
duke@1 | 8 | * |
duke@1 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@1 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@1 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@1 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@1 | 13 | * accompanied this code). |
duke@1 | 14 | * |
duke@1 | 15 | * You should have received a copy of the GNU General Public License version |
duke@1 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@1 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@1 | 18 | * |
ohair@554 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
ohair@554 | 20 | * or visit www.oracle.com if you need additional information or have any |
ohair@554 | 21 | * questions. |
duke@1 | 22 | */ |
duke@1 | 23 | |
duke@1 | 24 | /* |
duke@1 | 25 | * @test |
duke@1 | 26 | * @bug 4329886 |
duke@1 | 27 | * @summary Clone() on arrays compiled incorrectly |
jjg@290 | 28 | * @author gafter jjg |
duke@1 | 29 | */ |
duke@1 | 30 | |
jjg@290 | 31 | import java.io.*; |
jjg@290 | 32 | |
duke@1 | 33 | /** The qualifying type in the code for array.clone() should be the array type. */ |
jjg@290 | 34 | public class ArrayClone { |
jjg@290 | 35 | public static void main(String[] args) { |
jjg@290 | 36 | new ArrayClone().run(); |
jjg@290 | 37 | } |
jjg@290 | 38 | |
jjg@290 | 39 | public void run() { |
jjg@290 | 40 | String[] args = { "-classpath", System.getProperty("test.classes", "."), "-v", "Test" }; |
jjg@290 | 41 | StringWriter sw = new StringWriter(); |
jjg@290 | 42 | PrintWriter pw = new PrintWriter(sw); |
jjg@290 | 43 | int rc = com.sun.tools.javap.Main.run(args, pw); |
jjg@290 | 44 | if (rc != 0) |
jjg@290 | 45 | throw new Error("javap failed; exit " + rc); |
jjg@290 | 46 | |
jjg@290 | 47 | String out = sw.toString(); |
jjg@290 | 48 | System.out.println(out); |
jjg@290 | 49 | |
jjg@392 | 50 | for (String line: out.split("(\\n|\\r\\n?)")) { |
jjg@354 | 51 | String match = "[ \t]+[0-9]+:[ \t]+invokevirtual[ \t]+#[0-9]+[ \t]+// Method \"\\[Ljava/lang/String;\".clone:\\(\\)Ljava/lang/Object;"; |
jjg@290 | 52 | if (line.matches(match)) |
jjg@290 | 53 | return; |
jjg@290 | 54 | } |
jjg@290 | 55 | throw new Error("expected string not found in javap output"); |
jjg@290 | 56 | } |
jjg@290 | 57 | } |
jjg@290 | 58 | |
jjg@290 | 59 | class Test { |
duke@1 | 60 | public static void main(String[] args) { |
duke@1 | 61 | args.clone(); |
duke@1 | 62 | } |
duke@1 | 63 | } |