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test/compiler/6894807/IsInstanceTest.java@dbb05f6d93c4 (annotated)

test/compiler/6894807/IsInstanceTest.java

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

author

fzhinkin

date

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

changeset 6997

dbb05f6d93c4

parent 0

f90c822e73f8

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

aoqi@0	1	/*
aoqi@0	2	* @test
aoqi@0	3	* @bug 6894807
aoqi@0	4	* @summary No ClassCastException for HashAttributeSet constructors if run with -Xcomp
aoqi@0	5	* @compile IsInstanceTest.java
aoqi@0	6	* @run shell Test6894807.sh
aoqi@0	7	*/
aoqi@0	8
aoqi@0	9	public class IsInstanceTest {
aoqi@0	10
aoqi@0	11	public static void main(String[] args) {
aoqi@0	12	BaseInterface baseInterfaceImpl = new BaseInterfaceImpl();
aoqi@0	13	for (int i = 0; i < 100000; i++) {
aoqi@0	14	if (isInstanceOf(baseInterfaceImpl, ExtendedInterface.class)) {
aoqi@0	15	System.out.println("Failed at index:" + i);
aoqi@0	16	System.out.println("Arch: "+System.getProperty("os.arch", "")+
aoqi@0	17	" OS: "+System.getProperty("os.name", "")+
aoqi@0	18	" OSV: "+System.getProperty("os.version", "")+
aoqi@0	19	" Cores: "+Runtime.getRuntime().availableProcessors()+
aoqi@0	20	" JVM: "+System.getProperty("java.version", "")+" "+System.getProperty("sun.arch.data.model", ""));
aoqi@0	21	break;
aoqi@0	22	}
aoqi@0	23	}
aoqi@0	24	System.out.println("Done!");
aoqi@0	25	}
aoqi@0	26
aoqi@0	27	public static boolean isInstanceOf(BaseInterface baseInterfaceImpl, Class... baseInterfaceClasses) {
aoqi@0	28	for (Class baseInterfaceClass : baseInterfaceClasses) {
aoqi@0	29	if (baseInterfaceClass.isInstance(baseInterfaceImpl)) {
aoqi@0	30	return true;
aoqi@0	31	}
aoqi@0	32	}
aoqi@0	33	return false;
aoqi@0	34	}
aoqi@0	35
aoqi@0	36	private interface BaseInterface {
aoqi@0	37	}
aoqi@0	38
aoqi@0	39	private interface ExtendedInterface extends BaseInterface {
aoqi@0	40	}
aoqi@0	41
aoqi@0	42	private static class BaseInterfaceImpl implements BaseInterface {
aoqi@0	43	}
aoqi@0	44	}