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/* Utilities for ipa analysis.

   Copyright (C) 2004, 2005, 2007 Free Software Foundation, Inc.

   Contributed by Kenneth Zadeck <zadeck@naturalbridge.com>

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify it under

the terms of the GNU General Public License as published by the Free

Software Foundation; either version 3, or (at your option) any later

version.

GCC 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

for more details.

You should have received a copy of the GNU General Public License

along with GCC; see the file COPYING3.  If not see

<http://www.gnu.org/licenses/>.  */

#ifndef GCC_IPA_UTILS_H

#define GCC_IPA_UTILS_H

#include "tree.h"

#include "cgraph.h"

struct ipa_dfs_info {

  int dfn_number;

  int low_link;

  bool new_node;

  bool on_stack;

  struct cgraph_node* next_cycle;

  PTR aux;

};

/* In ipa-utils.c  */

void ipa_utils_print_order (FILE*, const char *, struct cgraph_node**, int);

int ipa_utils_reduced_inorder (struct cgraph_node **, bool, bool,

                               bool (*ignore_edge) (struct cgraph_edge *));

tree get_base_var (tree);

#endif  /* GCC_IPA_UTILS_H  */