Mercurial > hg > truffle
view test/compiler/6894807/IsInstanceTest.java @ 15012:289a017dd9e2
reduced upstream delta
author | Doug Simon <doug.simon@oracle.com> |
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date | Mon, 07 Apr 2014 20:52:09 +0200 |
parents | 495caa35b1b5 |
children |
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/* * @test * @bug 6894807 * @summary No ClassCastException for HashAttributeSet constructors if run with -Xcomp * @compile IsInstanceTest.java * @run shell Test6894807.sh */ public class IsInstanceTest { public static void main(String[] args) { BaseInterface baseInterfaceImpl = new BaseInterfaceImpl(); for (int i = 0; i < 100000; i++) { if (isInstanceOf(baseInterfaceImpl, ExtendedInterface.class)) { System.out.println("Failed at index:" + i); System.out.println("Arch: "+System.getProperty("os.arch", "")+ " OS: "+System.getProperty("os.name", "")+ " OSV: "+System.getProperty("os.version", "")+ " Cores: "+Runtime.getRuntime().availableProcessors()+ " JVM: "+System.getProperty("java.version", "")+" "+System.getProperty("sun.arch.data.model", "")); break; } } System.out.println("Done!"); } public static boolean isInstanceOf(BaseInterface baseInterfaceImpl, Class... baseInterfaceClasses) { for (Class baseInterfaceClass : baseInterfaceClasses) { if (baseInterfaceClass.isInstance(baseInterfaceImpl)) { return true; } } return false; } private interface BaseInterface { } private interface ExtendedInterface extends BaseInterface { } private static class BaseInterfaceImpl implements BaseInterface { } }