xref: /dragonfly/contrib/gcc-4.7/gcc/c-lang.h (revision 25a2db75)
1 /* Definitions for C language specific types.
2    Copyright (C) 2009, 2010
3    Free Software Foundation, Inc.
4 
5 This file is part of GCC.
6 
7 GCC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 3, or (at your option) any later
10 version.
11 
12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
15 for more details.
16 
17 You should have received a copy of the GNU General Public License
18 along 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-family/c-common.h"
25 #include "ggc.h"
26 
27 struct GTY((variable_size)) 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 
39 struct 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 
47 struct 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