diff -r 1aec996cde2d -r f7e573226c2b jitcraft/Types.cpp
--- a/jitcraft/Types.cpp	Thu Jul 12 00:38:00 2012 -0700
+++ b/jitcraft/Types.cpp	Sat Jul 14 18:43:34 2012 -0700
@@ -23,6 +23,21 @@
 using namespace ke;
 
 Type *
+Type::NewVoid(Zone *zone)
+{
+    Local<Type> type(zone, Type::cast(zone->allocate(MapKind_Type, sizeof(Type), Heap::Tenure_Old)));
+    if (!type)
+        return NULL;
+
+    type->kind_ = VOID;
+    type->tag_ = NULL;
+    type->contained_ = NULL;
+    type->returnType_ = NULL;
+    type->parameters_ = NULL;
+    return type;
+}
+
+Type *
 Type::NewPrimitive(Zone *zone, Handle<String> tag)
 {
     Local<Type> type(zone, Type::cast(zone->allocate(MapKind_Type, sizeof(Type), Heap::Tenure_Old)));