+/* Each C symbol points to three linked lists of c_binding structures.
+ These describe the values of the identifier in the three different
+ namespaces defined by the language. */
+
+struct lang_identifier GTY(())
+{
+ struct c_common_identifier common_id;
+ struct c_binding *symbol_binding; /* vars, funcs, constants, typedefs */
+ struct c_binding *tag_binding; /* struct/union/enum tags */
+ struct c_binding *label_binding; /* labels */
+};
+
+/* Validate c-lang.c's assumptions. */
+extern char C_SIZEOF_STRUCT_LANG_IDENTIFIER_isnt_accurate
+[(sizeof(struct lang_identifier) == C_SIZEOF_STRUCT_LANG_IDENTIFIER) ? 1 : -1];
+
+/* The resulting tree type. */
+
+union lang_tree_node
+ GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
+ chain_next ("TREE_CODE (&%h.generic) == INTEGER_TYPE ? (union lang_tree_node *)TYPE_NEXT_VARIANT (&%h.generic) : (union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
+{
+ union tree_node GTY ((tag ("0"),
+ desc ("tree_node_structure (&%h)")))
+ generic;
+ struct lang_identifier GTY ((tag ("1"))) identifier;
+};
+