/******************************************************************************
* Copyright (c) 2002 - 2014 IBM Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*****************************************************************************/
/*******************************************************************************
* Licensed Materials - Property of IBM
*
* "Restricted Materials of IBM"
*
* Copyright (c) 2007 IBM Corporation.
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package com.ibm.wala.dataflow.IFDS;
import com.ibm.wala.util.intset.SparseIntSet;
/**
* A flow function that kills everything (even 0)
*
* @author sjfink
*/
public class KillEverything implements IUnaryFlowFunction {
private final static KillEverything INSTANCE = new KillEverything();
public static KillEverything singleton() {
return INSTANCE;
}
private KillEverything() {
}
@Override
public SparseIntSet getTargets(int d1) {
return null;
}
}