gcc/c-lang.h

   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 */