diff -r a26b90a17c81 -r 8b2d4e5d96e4 test/preflow_test.cc
--- a/test/preflow_test.cc	Wed Nov 28 11:58:00 2012 +0100
+++ b/test/preflow_test.cc	Wed Aug 07 06:55:05 2013 +0200
@@ -86,7 +86,7 @@
   CutMap cut;
   VType v;
   bool b;
-  ignore_unused_variable_warning(v,b);
+  ::lemon::ignore_unused_variable_warning(v,b);
 
   typedef Preflow<Digraph, CapMap>
             ::SetFlowMap<FlowMap>
@@ -120,7 +120,7 @@
   b = const_preflow_test.minCut(n);
   const_preflow_test.minCutMap(cut);
 
-  ignore_unused_variable_warning(fm);
+  ::lemon::ignore_unused_variable_warning(fm);
 }
 
 int cutValue (const SmartDigraph& g,