--- /dev/null 2014-09-08 09:33:47.621073747 -0400 +++ new/test/runtime/NMT/UnsafeMallocLimit2.java 2014-10-01 14:06:25.461779000 -0400 @@ -0,0 +1,54 @@ +/* + * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +/* + * @test + * @bug 8058818 + * @library /testlibrary + * @build UnsafeMallocLimit2 + * @run main/othervm -Xmx32m -XX:NativeMemoryTracking=off UnsafeMallocLimit2 + */ + +import com.oracle.java.testlibrary.*; +import sun.misc.Unsafe; + +public class UnsafeMallocLimit2 { + + public static void main(String args[]) throws Exception { + if (Platform.is32bit()) { + Unsafe unsafe = Utils.getUnsafe(); + try { + // Allocate greater than MALLOC_MAX and likely won't fail to allocate, + // so it hits the NMT code that asserted. + // Test that this doesn't cause an assertion with NMT off. + // The option above overrides if all the tests are run with NMT on. + unsafe.allocateMemory(0x40000000); + System.out.println("Allocation succeeded"); + } catch (OutOfMemoryError e) { + System.out.println("Allocation failed"); + } + } else { + System.out.println("Test only valid on 32-bit platforms"); + } + } +}