diff -r 2c2e8df67ddc -r b9887ae63df0 test/time_measure_test.cc
--- a/test/time_measure_test.cc	Tue Aug 06 12:21:06 2013 +0200
+++ b/test/time_measure_test.cc	Wed Aug 07 07:09:31 2013 +0200
@@ -35,7 +35,7 @@
   for(int i=0;i<1000;i++)
     {
       TimeStamp x(T);
-      ignore_unused_variable_warning(x);
+      ::lemon::ignore_unused_variable_warning(x);
     }
 }