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/* Definitions for C language specific types.

   Copyright (C) 2009, 2010

   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 GCC_C_LANG_H

#define GCC_C_LANG_H

#include "c-family/c-common.h"

#include "ggc.h"

struct GTY((variable_size)) lang_type {

  /* In a RECORD_TYPE, a sorted array of the fields of the type.  */

  struct sorted_fields_type * GTY ((reorder ("resort_sorted_fields"))) s;

  /* In an ENUMERAL_TYPE, the min and max values.  */

  tree enum_min;

  tree enum_max;

  /* In a RECORD_TYPE, information specific to Objective-C, such

     as a list of adopted protocols or a pointer to a corresponding

     @interface.  See objc/objc-act.h for details.  */

  tree objc_info;

};

struct GTY(()) lang_decl {

  char dummy;

};

/* Save and restore the variables in this file and elsewhere

   that keep track of the progress of compilation of the current function.

   Used for nested functions.  */

struct GTY(()) language_function {

  struct c_language_function base;

  tree x_break_label;

  tree x_cont_label;

  struct c_switch * GTY((skip)) x_switch_stack;

  struct c_arg_info * GTY((skip)) arg_info;

  int returns_value;

  int returns_null;

  int returns_abnormally;

  int warn_about_return_type;

};

#endif /* ! GCC_C_LANG_H */