1/* Definitions for C language specific types.
2   Copyright (C) 2009
3   Free Software Foundation, Inc.
4
5This file is part of GCC.
6
7GCC is free software; you can redistribute it and/or modify it under
8the terms of the GNU General Public License as published by the Free
9Software Foundation; either version 3, or (at your option) any later
10version.
11
12GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13WARRANTY; without even the implied warranty of MERCHANTABILITY or
14FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
15for more details.
16
17You should have received a copy of the GNU General Public License
18along with GCC; see the file COPYING3.  If not see
19<http://www.gnu.org/licenses/>.  */
20
21#ifndef GCC_C_LANG_H
22#define GCC_C_LANG_H
23
24#include "c-common.h"
25#include "ggc.h"
26
27struct GTY(()) lang_type {
28  /* In a RECORD_TYPE, a sorted array of the fields of the type.  */
29  struct sorted_fields_type * GTY ((reorder ("resort_sorted_fields"))) s;
30  /* In an ENUMERAL_TYPE, the min and max values.  */
31  tree enum_min;
32  tree enum_max;
33  /* In a RECORD_TYPE, information specific to Objective-C, such
34     as a list of adopted protocols or a pointer to a corresponding
35     @interface.  See objc/objc-act.h for details.  */
36  tree objc_info;
37};
38
39struct GTY(()) lang_decl {
40  char dummy;
41};
42
43/* Save and restore the variables in this file and elsewhere
44   that keep track of the progress of compilation of the current function.
45   Used for nested functions.  */
46
47struct GTY(()) language_function {
48  struct c_language_function base;
49  tree x_break_label;
50  tree x_cont_label;
51  struct c_switch * GTY((skip)) x_switch_stack;
52  struct c_arg_info * GTY((skip)) arg_info;
53  int returns_value;
54  int returns_null;
55  int returns_abnormally;
56  int warn_about_return_type;
57};
58
59
60#endif /* ! GCC_C_LANG_H */
61