1 /* Definitions for C language specific types. 2 Copyright (C) 2009-2017 Free Software Foundation, Inc. 3 4 This file is part of GCC. 5 6 GCC is free software; you can redistribute it and/or modify it under 7 the terms of the GNU General Public License as published by the Free 8 Software Foundation; either version 3, or (at your option) any later 9 version. 10 11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY 12 WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 for more details. 15 16 You should have received a copy of the GNU General Public License 17 along 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 struct GTY(()) lang_type { 26 /* In a RECORD_TYPE, a sorted array of the fields of the type. */ 27 struct sorted_fields_type * GTY ((reorder ("resort_sorted_fields"))) s; 28 /* In an ENUMERAL_TYPE, the min and max values. */ 29 tree enum_min; 30 tree enum_max; 31 /* In a RECORD_TYPE, information specific to Objective-C, such 32 as a list of adopted protocols or a pointer to a corresponding 33 @interface. See objc/objc-act.h for details. */ 34 tree objc_info; 35 }; 36 37 struct GTY(()) lang_decl { 38 char dummy; 39 }; 40 41 /* Save and restore the variables in this file and elsewhere 42 that keep track of the progress of compilation of the current function. 43 Used for nested functions. */ 44 45 struct GTY(()) language_function { 46 struct c_language_function base; 47 tree x_break_label; 48 tree x_cont_label; 49 struct c_switch * GTY((skip)) x_switch_stack; 50 struct c_arg_info * GTY((skip)) arg_info; 51 int returns_value; 52 int returns_null; 53 int returns_abnormally; 54 int warn_about_return_type; 55 }; 56 57 /* If non-zero, implicit "omp declare target" attribute is added into the 58 attribute lists. */ 59 extern GTY(()) int current_omp_declare_target_attribute; 60 61 #endif /* ! GCC_C_LANG_H */ 62