diff -r a26b90a17c81 -r 8b2d4e5d96e4 test/circulation_test.cc
--- a/test/circulation_test.cc	Wed Nov 28 11:58:00 2012 +0100
+++ b/test/circulation_test.cc	Wed Aug 07 06:55:05 2013 +0200
@@ -73,7 +73,7 @@
   BarrierMap bar;
   VType v;
   bool b;
-  ignore_unused_variable_warning(v,b);
+  ::lemon::ignore_unused_variable_warning(v,b);
 
   typedef Circulation<Digraph, CapMap, CapMap, SupplyMap>
             ::SetFlowMap<FlowMap>
@@ -104,7 +104,7 @@
   b = const_circ_test.barrier(n);
   const_circ_test.barrierMap(bar);
 
-  ignore_unused_variable_warning(fm);
+  ::lemon::ignore_unused_variable_warning(fm);
 }
 
 template <class G, class LM, class UM, class DM>