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