+/*
+ * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
+ *
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
+ */
+
/*
* Project: libFIRM
* File name: ir/opt/cfopt.h
* Created:
* CVS-ID: $Id$
* Copyright: (c) 1998-2004 Universität Karlsruhe
- * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
*/
/**
* Removes empty blocks doing if simplifications and loop simplifications.
* A block is empty if it contains only a Jmp node and Phi nodes.
* Merges single entry single exit blocks with their predecessor
- * and propagates dead control flow by calling equivalent_node.
+ * and propagates dead control flow by calling equivalent_node().
* Independent of compiler flag it removes Tuples from cf edges,
- * Bad predecessors form Blocks and Phis, and unnecessary predecessors of End.
+ * Bad predecessors from Blocks and Phis, and unnecessary predecessors of End.
*
* @bug So far destroys backedge information.
* @bug Chokes on Id nodes if called in a certain order with other