Index: src/Common/PassVisitor.impl.h
===================================================================
--- src/Common/PassVisitor.impl.h	(revision 47498bd8cd902a113be9b4b17ce98ecbdcaea509)
+++ src/Common/PassVisitor.impl.h	(revision c194661e377fb587400b93fef5a817d3d77ac641)
@@ -2268,5 +2268,6 @@
 
 	maybeAccept_impl( node->forall, *this );
-	maybeAccept_impl( node->types, *this );
+	maybeAccept_impl( node->parent, *this );
+	maybeAccept_impl( node->child, *this );
 
 	VISIT_END( node );
@@ -2278,5 +2279,6 @@
 
 	maybeMutate_impl( node->forall, *this );
-	maybeMutate_impl( node->types, *this );
+	maybeMutate_impl( node->parent, *this );
+	maybeMutate_impl( node->child, *this );
 
 	MUTATE_END( Type, node );