+#include "c-tree.h"
+#include "c-common.h"
+#include "ggc.h"
+#include "langhooks.h"
+#include "langhooks-def.h"
+
+static void c_init_options PARAMS ((void));
+
+/* ### When changing hooks, consider if ObjC needs changing too!! ### */
+
+#undef LANG_HOOKS_NAME
+#define LANG_HOOKS_NAME "GNU C"
+#undef LANG_HOOKS_INIT
+#define LANG_HOOKS_INIT c_objc_common_init
+#undef LANG_HOOKS_FINISH
+#define LANG_HOOKS_FINISH c_common_finish
+#undef LANG_HOOKS_INIT_OPTIONS
+#define LANG_HOOKS_INIT_OPTIONS c_init_options
+#undef LANG_HOOKS_DECODE_OPTION
+#define LANG_HOOKS_DECODE_OPTION c_common_decode_option
+#undef LANG_HOOKS_POST_OPTIONS
+#define LANG_HOOKS_POST_OPTIONS c_common_post_options
+#undef LANG_HOOKS_GET_ALIAS_SET
+#define LANG_HOOKS_GET_ALIAS_SET c_common_get_alias_set
+#undef LANG_HOOKS_SAFE_FROM_P
+#define LANG_HOOKS_SAFE_FROM_P c_safe_from_p
+#undef LANG_HOOKS_EXPAND_EXPR
+#define LANG_HOOKS_EXPAND_EXPR c_expand_expr
+#undef LANG_HOOKS_MARK_ADDRESSABLE
+#define LANG_HOOKS_MARK_ADDRESSABLE c_mark_addressable
+#undef LANG_HOOKS_PARSE_FILE
+#define LANG_HOOKS_PARSE_FILE c_common_parse_file
+#undef LANG_HOOKS_TRUTHVALUE_CONVERSION
+#define LANG_HOOKS_TRUTHVALUE_CONVERSION c_common_truthvalue_conversion
+#undef LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES
+#define LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES c_insert_default_attributes
+#undef LANG_HOOKS_FINISH_INCOMPLETE_DECL
+#define LANG_HOOKS_FINISH_INCOMPLETE_DECL c_finish_incomplete_decl
+#undef LANG_HOOKS_UNSAFE_FOR_REEVAL
+#define LANG_HOOKS_UNSAFE_FOR_REEVAL c_common_unsafe_for_reeval
+#undef LANG_HOOKS_STATICP
+#define LANG_HOOKS_STATICP c_staticp
+#undef LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL
+#define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL c_warn_unused_global_decl
+#undef LANG_HOOKS_PRINT_IDENTIFIER
+#define LANG_HOOKS_PRINT_IDENTIFIER c_print_identifier
+#undef LANG_HOOKS_FUNCTION_ENTER_NESTED
+#define LANG_HOOKS_FUNCTION_ENTER_NESTED c_push_function_context
+#undef LANG_HOOKS_FUNCTION_LEAVE_NESTED
+#define LANG_HOOKS_FUNCTION_LEAVE_NESTED c_pop_function_context
+#undef LANG_HOOKS_DUP_LANG_SPECIFIC_DECL
+#define LANG_HOOKS_DUP_LANG_SPECIFIC_DECL c_dup_lang_specific_decl
+
+/* Attribute hooks. */
+#undef LANG_HOOKS_COMMON_ATTRIBUTE_TABLE
+#define LANG_HOOKS_COMMON_ATTRIBUTE_TABLE c_common_attribute_table
+#undef LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE
+#define LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE c_common_format_attribute_table
+
+#undef LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN
+#define LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN \
+ c_cannot_inline_tree_fn
+#undef LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS
+#define LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS \
+ c_disregard_inline_limits
+#undef LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P
+#define LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P \
+ anon_aggr_type_p
+#undef LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING
+#define LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING \
+ c_convert_parm_for_inlining
+#undef LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN
+#define LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN c_dump_tree
+
+#undef LANG_HOOKS_TYPE_FOR_MODE
+#define LANG_HOOKS_TYPE_FOR_MODE c_common_type_for_mode
+#undef LANG_HOOKS_TYPE_FOR_SIZE
+#define LANG_HOOKS_TYPE_FOR_SIZE c_common_type_for_size
+#undef LANG_HOOKS_SIGNED_TYPE
+#define LANG_HOOKS_SIGNED_TYPE c_common_signed_type
+#undef LANG_HOOKS_UNSIGNED_TYPE
+#define LANG_HOOKS_UNSIGNED_TYPE c_common_unsigned_type
+#undef LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE
+#define LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE c_common_signed_or_unsigned_type
+#undef LANG_HOOKS_INCOMPLETE_TYPE_ERROR
+#define LANG_HOOKS_INCOMPLETE_TYPE_ERROR c_incomplete_type_error
+#undef LANG_HOOKS_TYPE_PROMOTES_TO
+#define LANG_HOOKS_TYPE_PROMOTES_TO c_type_promotes_to
+
+/* ### When changing hooks, consider if ObjC needs changing too!! ### */
+
+/* Each front end provides its own. */
+const struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
+
+/* Tree code classes. */
+
+#define DEFTREECODE(SYM, NAME, TYPE, LENGTH) TYPE,
+
+const char tree_code_type[] = {
+#include "tree.def"
+ 'x',
+#include "c-common.def"
+};
+#undef DEFTREECODE
+
+/* Table indexed by tree code giving number of expression
+ operands beyond the fixed part of the node structure.
+ Not used for types or decls. */
+
+#define DEFTREECODE(SYM, NAME, TYPE, LENGTH) LENGTH,
+
+const unsigned char tree_code_length[] = {
+#include "tree.def"
+ 0,
+#include "c-common.def"
+};
+#undef DEFTREECODE
+
+/* Names of tree components.
+ Used for printing out the tree and error messages. */
+#define DEFTREECODE(SYM, NAME, TYPE, LEN) NAME,
+
+const char *const tree_code_name[] = {
+#include "tree.def"
+ "@@dummy",
+#include "c-common.def"
+};
+#undef DEFTREECODE
+
+static void
+c_init_options ()
+{
+ c_common_init_options (clk_c);