diff -r f70f688d9ef9 -r c199e9976d93 test/radix_sort_test.cc
--- a/test/radix_sort_test.cc	Tue Apr 28 18:07:07 2015 +0200
+++ b/test/radix_sort_test.cc	Tue Apr 28 18:07:44 2015 +0200
@@ -16,6 +16,8 @@
  *
  */
 
+#include <lemon/core.h>
+
 #include <lemon/time_measure.h>
 #include <lemon/smart_graph.h>
 #include <lemon/maps.h>