From 645549b8a42844fc5a8042a4808c8ebf5050d7da Mon Sep 17 00:00:00 2001
From: Teddy <ted.sybil@gmail.com>
Date: Sun, 4 Aug 2013 23:35:59 +0800
Subject: added support for `cons`, `car`, `cdr`

---
 main.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'main.cpp')

diff --git a/main.cpp b/main.cpp
index e8fe418..230d077 100644
--- a/main.cpp
+++ b/main.cpp
@@ -11,7 +11,7 @@ void tree_print(Cons *ptr) {
     if (!ptr || ptr == empty_list) return;
     ptr->_debug_print();
     tree_print(dynamic_cast<Cons*>(ptr->car));
-    tree_print(ptr->cdr);
+    tree_print(TO_CONS(ptr->cdr));
 }
 #endif
 
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