1/* Definitions for C language specific types.
2 Copyright (C) 2009-2017 Free Software Foundation, Inc.
3
4This file is part of GCC.
5
6GCC is free software; you can redistribute it and/or modify it under
7the terms of the GNU General Public License as published by the Free
8Software Foundation; either version 3, or (at your option) any later
9version.
10
11GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12WARRANTY; without even the implied warranty of MERCHANTABILITY or
13FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14for more details.
15
16You should have received a copy of the GNU General Public License
17along with GCC; see the file COPYING3. If not see
18<http://www.gnu.org/licenses/>. */
19
20#ifndef GCC_C_LANG_H
21#define GCC_C_LANG_H
22
23#include "c-family/c-common.h"
24
25/* In a RECORD_TYPE, a sorted array of the fields of the type, not a
26 tree for size reasons. */
27struct GTY(()) sorted_fields_type {
28 int len;
29 tree GTY((length ("%h.len"))) elts[1];
30};
31
32struct GTY(()) lang_type {
33 /* In a RECORD_TYPE, a sorted array of the fields of the type. */
34 struct sorted_fields_type * GTY ((reorder ("resort_sorted_fields"))) s;
35 /* In an ENUMERAL_TYPE, the min and max values. */
36 tree enum_min;
37 tree enum_max;
38 /* In a RECORD_TYPE, information specific to Objective-C, such
39 as a list of adopted protocols or a pointer to a corresponding
40 @interface. See objc/objc-act.h for details. */
41 tree objc_info;
42};
43
44struct GTY(()) lang_decl {
45 char dummy;
46};
47
48/* Save and restore the variables in this file and elsewhere
49 that keep track of the progress of compilation of the current function.
50 Used for nested functions. */
51
52struct GTY(()) language_function {
53 struct c_language_function base;
54 tree x_break_label;
55 tree x_cont_label;
56 struct c_switch * GTY((skip)) x_switch_stack;
57 struct c_arg_info * GTY((skip)) arg_info;
58 int returns_value;
59 int returns_null;
60 int returns_abnormally;
61 int warn_about_return_type;
62};
63
64/* If non-zero, implicit "omp declare target" attribute is added into the
65 attribute lists. */
66extern GTY(()) int current_omp_declare_target_attribute;
67
68#endif /* ! GCC_C_LANG_H */
69