• file
• revisions
• annotate
• diff
• comparison
• raw

test/compiler/7141637/SpreadNullArg.java@dbb05f6d93c4 (annotated)

test/compiler/7141637/SpreadNullArg.java

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

author

fzhinkin

date

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

changeset 6997

dbb05f6d93c4

parent 6175

62084ffe573b

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

twisti@3501	1	/*
twisti@3501	2	* Copyright 2011 SAP AG. All Rights Reserved.
twisti@3501	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
twisti@3501	4	*
twisti@3501	5	* This code is free software; you can redistribute it and/or modify it
twisti@3501	6	* under the terms of the GNU General Public License version 2 only, as
twisti@3501	7	* published by the Free Software Foundation.
twisti@3501	8	*
twisti@3501	9	* This code is distributed in the hope that it will be useful, but WITHOUT
twisti@3501	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
twisti@3501	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
twisti@3501	12	* version 2 for more details (a copy is included in the LICENSE file that
twisti@3501	13	* accompanied this code).
twisti@3501	14	*
twisti@3501	15	* You should have received a copy of the GNU General Public License version
twisti@3501	16	* 2 along with this work; if not, write to the Free Software Foundation,
twisti@3501	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
twisti@3501	18	*
twisti@3501	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
twisti@3501	20	* or visit www.oracle.com if you need additional information or have any
twisti@3501	21	* questions.
twisti@3501	22	*/
twisti@3501	23
twisti@3501	24	/*
twisti@3501	25	* @test SpreadNullArg
twisti@3501	26	* @bug 7141637
twisti@3501	27	* @summary verifies that the MethodHandle spread adapter can gracefully handle null arguments.
twisti@3501	28	* @run main SpreadNullArg
twisti@3501	29	* @author volker.simonis@gmail.com
twisti@3501	30	*/
twisti@3501	31
twisti@3501	32	import java.lang.invoke.MethodHandle;
twisti@3501	33	import java.lang.invoke.MethodHandles;
twisti@3501	34	import java.lang.invoke.MethodType;
twisti@3501	35
twisti@3501	36	public class SpreadNullArg {
twisti@3501	37
twisti@3501	38	public static void main(String args[]) {
twisti@3501	39
twisti@3501	40	MethodType mt_ref_arg = MethodType.methodType(int.class, Integer.class);
twisti@3501	41	MethodHandle mh_spreadInvoker = MethodHandles.spreadInvoker(mt_ref_arg, 0);
twisti@3501	42	MethodHandle mh_spread_target;
twisti@3501	43	int result = 42;
twisti@3501	44
twisti@3501	45	try {
twisti@3501	46	mh_spread_target =
twisti@3501	47	MethodHandles.lookup().findStatic(SpreadNullArg.class, "target_spread_arg", mt_ref_arg);
twisti@3501	48	result = (int) mh_spreadInvoker.invokeExact(mh_spread_target, (Object[]) null);
iignatyev@6175	49	throw new Error("Expected IllegalArgumentException was not thrown");
iignatyev@6175	50	} catch (IllegalArgumentException e) {
iignatyev@6175	51	System.out.println("Expected exception : " + e);
iignatyev@6175	52	} catch (Throwable e) {
twisti@3501	53	throw new Error(e);
twisti@3501	54	}
twisti@3501	55
iignatyev@6175	56	if (result != 42) {
iignatyev@6175	57	throw new Error("result [" + result
iignatyev@6175	58	+ "] != 42 : Expected IllegalArgumentException was not thrown?");
iignatyev@6175	59	}
twisti@3501	60	}
twisti@3501	61
twisti@3501	62	public static int target_spread_arg(Integer i1) {
twisti@3501	63	return i1.intValue();
twisti@3501	64	}
twisti@3501	65
twisti@3501	66	}