/* * Copyright (c) 2008, 2018, 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. */ /* variation of: class VerifyInitLocal2N extends VerifyInitLocal { private boolean isfalse; private boolean verified; public VerifyInitLocal2N() { verified = !isfalse; } public boolean verify() { return verified; } } */ super class jit/verifier/VerifyInitLocal/VerifyInitLocal2N extends jit/verifier/VerifyInitLocal/VerifyInitLocal { private Field isfalse:Z; private Field verified:Z; public Method "":"()V" stack 3 locals 1 { // Early initialization of local field must not include a read: aload_0; aload_0; getfield Field isfalse:"Z"; //BAD iconst_1; ixor; putfield Field verified:"Z"; aload_0; invokespecial Method jit/verifier/VerifyInitLocal/VerifyInitLocal."":"()V"; return; } public Method verify:"()Z" stack 1 locals 1 { aload_0; getfield Field verified:"Z"; ireturn; } } // end Class VerifyInitLocal2N