diff --git a/include/ChangeLog b/include/ChangeLog
index 7e8f34505..8e3f70d5e 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,10 @@
+2009-09-29  Jason Merrill  <jason@redhat.com>
+
+	* demangle.h (enum demangle_component_type): Add
+	DEMANGLE_COMPONENT_LAMBDA, DEMANGLE_COMPONENT_DEFAULT_ARG,
+	DEMANGLE_COMPONENT_UNNAMED_TYPE.
+	(struct demangle_component): Add s_unary_num.
+
 2009-09-29  DJ Delorie  <dj@redhat.com>
 
 	* dis-asm.h: Add prototype for print_insn_rx.
diff --git a/include/demangle.h b/include/demangle.h
index 4b3565bfb..76fab0a45 100644
--- a/include/demangle.h
+++ b/include/demangle.h
@@ -381,6 +381,12 @@ enum demangle_component_type
   DEMANGLE_COMPONENT_GLOBAL_CONSTRUCTORS,
   /* Global destructors keyed to name.  */
   DEMANGLE_COMPONENT_GLOBAL_DESTRUCTORS,
+  /* A lambda closure type.  */
+  DEMANGLE_COMPONENT_LAMBDA,
+  /* A default argument scope.  */
+  DEMANGLE_COMPONENT_DEFAULT_ARG,
+  /* An unnamed type.  */
+  DEMANGLE_COMPONENT_UNNAMED_TYPE,
   /* A pack expansion.  */
   DEMANGLE_COMPONENT_PACK_EXPANSION
 };
@@ -494,6 +500,14 @@ struct demangle_component
       struct demangle_component *right;
     } s_binary;
 
+    struct
+    {
+      /* subtree, same place as d_left.  */
+      struct demangle_component *sub;
+      /* integer.  */
+      int num;
+    } s_unary_num;
+
   } u;
 };