the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-/*
- * Objective-C types.
- */
-DEFTREECODE (INTERFACE_TYPE, "interface_type", "t", 0)
-DEFTREECODE (IMPLEMENTATION_TYPE, "implementation_type", "t", 0)
-DEFTREECODE (PROTOCOL_TYPE, "protocol_type", "t", 0)
-DEFTREECODE (CATEGORY_TYPE, "category_type", "t", 0)
-
-/*
- * Objective-C decls.
- */
+/* Objective-C types. */
+DEFTREECODE (CLASS_INTERFACE_TYPE, "class_interface_type", "t", 0)
+DEFTREECODE (CLASS_IMPLEMENTATION_TYPE, "class_implementation_type", "t", 0)
+DEFTREECODE (CATEGORY_INTERFACE_TYPE, "category_interface_type", "t", 0)
+DEFTREECODE (CATEGORY_IMPLEMENTATION_TYPE,"category_implementation_type","t",0)
+DEFTREECODE (PROTOCOL_INTERFACE_TYPE, "protocol_interface_type", "t", 0)
+
+/* Objective-C decls. */
DEFTREECODE (KEYWORD_DECL, "keyword_decl", "d", 0)
DEFTREECODE (INSTANCE_METHOD_DECL, "instance_method_decl", "d", 0)
DEFTREECODE (CLASS_METHOD_DECL, "class_method_decl", "d", 0)
+
+/* Objective-C constants. */
+DEFTREECODE (OBJC_STRING_CST, "objc_string_cst", "c", 3)