1612N/A/*
1612N/A * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
1612N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1612N/A *
1612N/A * This code is free software; you can redistribute it and/or modify it
1612N/A * under the terms of the GNU General Public License version 2 only, as
1612N/A * published by the Free Software Foundation.
1612N/A *
1612N/A * This code is distributed in the hope that it will be useful, but WITHOUT
1612N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1612N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1612N/A * version 2 for more details (a copy is included in the LICENSE file that
1612N/A * accompanied this code).
1612N/A *
1612N/A * You should have received a copy of the GNU General Public License version
1612N/A * 2 along with this work; if not, write to the Free Software Foundation,
1612N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1612N/A *
1612N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1612N/A * or visit www.oracle.com if you need additional information or have any
1612N/A * questions.
1612N/A *
1612N/A */
1612N/A
1612N/A/**
1612N/A * @test
1612N/A * @bug 7041100
1612N/A * @summary The load in String.equals intrinsic executed before null check
1612N/A *
1612N/A * @run main/othervm -Xbatch Test7041100 abc def
1612N/A */
1612N/A
1612N/Apublic class Test7041100 {
1612N/A
1612N/A static String n = null;
1612N/A public static void main(String[] args) throws Exception {
1612N/A for (int i = 0; i < 10000; i++) {
1612N/A stringEQ(args[0], args[1]);
1612N/A stringEQ(args[0], args[0]);
1612N/A stringEQ(args[0], n);
1612N/A stringEQ(n, args[0]);
1612N/A }
1612N/A }
1612N/A
1612N/A public static boolean stringEQ(String a, String b) {
1612N/A if (a == b)
1612N/A return true;
1612N/A if (a == null || b == null)
1612N/A return false;
1612N/A else
1612N/A return a.equals(b);
1612N/A }
1612N/A}
1612N/A