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/* Set operations on pointers

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

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 POINTER_SET_H

#define POINTER_SET_H

struct pointer_set_t;

struct pointer_set_t *pointer_set_create (void);

void pointer_set_destroy (struct pointer_set_t *pset);

int pointer_set_contains (const struct pointer_set_t *pset, const void *p);

int pointer_set_insert (struct pointer_set_t *pset, const void *p);

void pointer_set_traverse (const struct pointer_set_t *,

                           bool (*) (const void *, void *),

                           void *);

struct pointer_map_t;

struct pointer_map_t *pointer_map_create (void);

void pointer_map_destroy (struct pointer_map_t *pmap);

void **pointer_map_contains (const struct pointer_map_t *pmap, const void *p);

void **pointer_map_insert (struct pointer_map_t *pmap, const void *p);

void pointer_map_traverse (const struct pointer_map_t *,

                           bool (*) (const void *, void **, void *), void *);

#endif  /* POINTER_SET_H  */