Changes in lemon/bits/traits.h [209:765619b7cbb2:220:a5d8c039f218] in lemon-1.0

File:

• lemon/bits/traits.h (modified) (1 diff)

lemon/bits/traits.h

@@ -20 +20 @@
 #define LEMON_BITS_TRAITS_H
 
-#include <lemon/bits/utility.h>
-
 ///\file
 ///\brief Traits for graphs and maps
 ///
 
+#include <lemon/bits/enable_if.h>
+
 namespace lemon {
+
+  struct InvalidType {};
+
   template <typename _Graph, typename _Item>
   class ItemSetTraits {};