diff -r a26b90a17c81 -r 8b2d4e5d96e4 test/euler_test.cc
--- a/test/euler_test.cc	Wed Nov 28 11:58:00 2012 +0100
+++ b/test/euler_test.cc	Wed Aug 07 06:55:05 2013 +0200
@@ -101,7 +101,7 @@
     Digraph d;
     Graph g(d);
     Digraph::Node n = d.addNode();
-    ignore_unused_variable_warning(n);
+    ::lemon::ignore_unused_variable_warning(n);
   
     checkDiEulerIt(d);
     checkDiEulerIt(g);
@@ -190,7 +190,7 @@
     Digraph::Node n3 = d.addNode();
     Digraph::Node n4 = d.addNode();
     Digraph::Node n5 = d.addNode();
-    ignore_unused_variable_warning(n0,n4,n5);
+    ::lemon::ignore_unused_variable_warning(n0,n4,n5);
 
     d.addArc(n1, n2);
     d.addArc(n2, n3);