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