Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: test/tools/javac/ConstantValues/ConstValInlining.java
test/tools/javac/ConstantValues/ConstValInlining.java
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| 1 /* | |
| 2 * Copyright 1999-2002 Sun Microsystems, Inc. All Rights Reserved. | |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
| 21 * have any questions. | |
| 22 */ | |
| 23 | |
| 24 /* | |
| 25 * @test | |
| 26 * @bug 4253590 4255513 4115099 | |
| 27 * @summary Verify that non-static fields with a ConstValue attribute inlined only when used as a simple name. | |
| 28 * @author maddox, gafter (adapted from leo's bug report) | |
| 29 * | |
| 30 * @run compile test_ff1.java | |
| 31 * @run compile ConstValInlining.java | |
| 32 * @run compile test_ff2.java | |
| 33 * @run main ConstValInlining | |
| 34 */ | |
| 35 | |
| 36 public class ConstValInlining { | |
| 37 | |
| 38 void test() throws Exception { | |
| 39 Class checksClass = Class.forName("test_ff"); | |
| 40 test_ff obj = new test_ff(); | |
| 41 String reflected_fnl_str = (String)checksClass.getField("fnl_str").get(obj); | |
| 42 | |
| 43 T t = new T(); | |
| 44 | |
| 45 // even when used by a qualified name, the compiler must inline | |
| 46 if (t.fnl_str.equals(reflected_fnl_str)) | |
| 47 throw new Exception("FAILED: compiler failed to inline a qualified nonstatic constant"); | |
| 48 | |
| 49 // when used by an unqualified name, they must not differ | |
| 50 t.test(reflected_fnl_str); | |
| 51 } | |
| 52 | |
| 53 static class T extends test_ff { | |
| 54 void test(String reflected) throws Exception { | |
| 55 // when used by an unqualified qualified name, they must differ | |
| 56 if (fnl_str.equals(reflected)) | |
| 57 throw new Exception("FAILED: compiler failed to inline an unqualified nonstatic constant"); | |
| 58 } | |
| 59 }; | |
| 60 | |
| 61 public static void main(String args[]) throws Exception { | |
| 62 new ConstValInlining().test(); | |
| 63 } | |
| 64 } |
