Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/ControlFlowException.java @ 18243:b363053f6cac
Add missing import.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Tue, 01 Jul 2014 21:44:57 +0200 |
parents | 20e7727588e8 |
children |
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/* * Copyright (c) 2012, 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. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * 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. */ package com.oracle.truffle.api.nodes; /** * An exception thrown to model control flow in a Truffle interpreter. The Truffle optimizer has * special knowledge of this exception class for performance optimizations. */ public class ControlFlowException extends RuntimeException { private static final long serialVersionUID = 3676602078425211386L; /** * Creates an exception thrown to model control flow. */ public ControlFlowException() { /* * We use the super constructor that initializes the cause to null. Without that, the cause * would be this exception itself. This helps escape analysis: it avoids the circle of an * object pointing to itself. */ super((Throwable) null); } /** * For performance reasons, this exception does not record any stack trace information. */ @SuppressWarnings("sync-override") @Override public final Throwable fillInStackTrace() { return null; } }