Add flag_sub and flag_uns

[dragonstd.git] / tree.h

diff --git a/tree.h b/tree.h
index d2533214ce5c32dcf475269568757875e03fe0d8..94fce315c8a7ddc1b955d1a3e57f783db3ed8f94 100644 (file)
--- a/tree.h
+++ b/tree.h
@@ -15,6 +15,7 @@
 #define _DRAGONSTD_TREE_H_
 
 #include "bits/callback.h" // for Iterator, Comparator
+#include "bits/compare.h"  // for cmp_ref (not used in file)
 
 typedef struct TreeNode {
        /* public */