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test/compiler/6877254/Test.java@dbb05f6d93c4 (annotated)

test/compiler/6877254/Test.java

Mon, 28 Jul 2014 15:06:38 -0700

author

fzhinkin

date

Mon, 28 Jul 2014 15:06:38 -0700

changeset 6997

dbb05f6d93c4

parent 2384

0a8e0d4345b3

child 6876

710a3c8b516e

permissions

-rw-r--r--

8051344: JVM crashed in Compile::start() during method parsing w/ UseRTMDeopt turned on
Summary: call rtm_deopt() only if there were no compilation bailouts before.
Reviewed-by: kvn

cfang@1420	1	/*
trims@2384	2	* Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
cfang@1420	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
cfang@1420	4	*
cfang@1420	5	* This code is free software; you can redistribute it and/or modify it
cfang@1420	6	* under the terms of the GNU General Public License version 2 only, as
cfang@1420	7	* published by the Free Software Foundation.
cfang@1420	8	*
cfang@1420	9	* This code is distributed in the hope that it will be useful, but WITHOUT
cfang@1420	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
cfang@1420	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
cfang@1420	12	* version 2 for more details (a copy is included in the LICENSE file that
cfang@1420	13	* accompanied this code).
cfang@1420	14	*
cfang@1420	15	* You should have received a copy of the GNU General Public License version
cfang@1420	16	* 2 along with this work; if not, write to the Free Software Foundation,
cfang@1420	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
cfang@1420	18	*
trims@1907	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	20	* or visit www.oracle.com if you need additional information or have any
trims@1907	21	* questions.
cfang@1420	22	*/
cfang@1420	23
cfang@1420	24	/**
cfang@1420	25	* @test
cfang@1420	26	* @bug 6877254
cfang@1420	27	* @summary Implement StoreCMNode::Ideal to promote its OopStore above the MergeMem
cfang@1420	28	*
kvn@1613	29	* @run main/othervm -Xcomp Test
cfang@1420	30	*/
cfang@1420	31
cfang@1420	32	public class Test {
cfang@1420	33	static byte var_1;
cfang@1420	34	static String var_2 = "";
cfang@1420	35	static byte var_3;
cfang@1420	36	static float var_4 = 0;
cfang@1420	37
cfang@1420	38	public static void main(String[] args) {
cfang@1420	39	int i = 0;
cfang@1420	40
cfang@1420	41	for (String var_tmp = var_2; i < 11; var_1 = 0, i++) {
cfang@1420	42	var_2 = var_2;
cfang@1420	43	var_4 *= (var_4 *= (var_3 = 0));
cfang@1420	44	}
cfang@1420	45
cfang@1420	46	System.out.println("var_1 = " + var_1);
cfang@1420	47	System.out.println("var_2 = " + var_2);
cfang@1420	48	System.out.println("var_3 = " + var_3);
cfang@1420	49	System.out.println("var_4 = " + var_4);
cfang@1420	50	}
cfang@1420	51	}