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test/tools/javac/ConstantValues/ConstValInlining.java@2eb010b6cb22 (annotated)

test/tools/javac/ConstantValues/ConstValInlining.java

Thu, 31 Aug 2017 15:17:03 +0800

author

aoqi

date

Thu, 31 Aug 2017 15:17:03 +0800

changeset 2525

2eb010b6cb22

parent 554

9d9f26857129

parent 0

959103a6100f

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 1999, 2002, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	/*
aoqi@0	25	* @test
aoqi@0	26	* @bug 4253590 4255513 4115099
aoqi@0	27	* @summary Verify that non-static fields with a ConstValue attribute inlined only when used as a simple name.
aoqi@0	28	* @author maddox, gafter (adapted from leo's bug report)
aoqi@0	29	*
aoqi@0	30	* @run compile test_ff1.java
aoqi@0	31	* @run compile ConstValInlining.java
aoqi@0	32	* @run compile test_ff2.java
aoqi@0	33	* @run main ConstValInlining
aoqi@0	34	*/
aoqi@0	35
aoqi@0	36	public class ConstValInlining {
aoqi@0	37
aoqi@0	38	void test() throws Exception {
aoqi@0	39	Class checksClass = Class.forName("test_ff");
aoqi@0	40	test_ff obj = new test_ff();
aoqi@0	41	String reflected_fnl_str = (String)checksClass.getField("fnl_str").get(obj);
aoqi@0	42
aoqi@0	43	T t = new T();
aoqi@0	44
aoqi@0	45	// even when used by a qualified name, the compiler must inline
aoqi@0	46	if (t.fnl_str.equals(reflected_fnl_str))
aoqi@0	47	throw new Exception("FAILED: compiler failed to inline a qualified nonstatic constant");
aoqi@0	48
aoqi@0	49	// when used by an unqualified name, they must not differ
aoqi@0	50	t.test(reflected_fnl_str);
aoqi@0	51	}
aoqi@0	52
aoqi@0	53	static class T extends test_ff {
aoqi@0	54	void test(String reflected) throws Exception {
aoqi@0	55	// when used by an unqualified qualified name, they must differ
aoqi@0	56	if (fnl_str.equals(reflected))
aoqi@0	57	throw new Exception("FAILED: compiler failed to inline an unqualified nonstatic constant");
aoqi@0	58	}
aoqi@0	59	};
aoqi@0	60
aoqi@0	61	public static void main(String args[]) throws Exception {
aoqi@0	62	new ConstValInlining().test();
aoqi@0	63	}
aoqi@0	64	}