--- a/src/test/ns3wifi/wifi-interference-test-suite.cc	Wed May 18 12:59:20 2011 -0400
+++ b/src/test/ns3wifi/wifi-interference-test-suite.cc	Wed May 18 13:02:10 2011 -0400
@@ -82,7 +82,11 @@
 {
   Address addr;
   socket->GetSockName (addr);
-  NS_LOG_UNCOND ("Received one packet!  Socket: " << InetSocketAddress::ConvertFrom (addr).GetIpv4 () << " port: " << iaddr.GetPort ());
+  InetSocketAddress iaddr = InetSocketAddress::ConvertFrom (addr);
+  NS_LOG_UNCOND ("Received one packet!  Socket: " << iaddr.GetIpv4 () << " port: " << iaddr.GetPort ());
+  //cast iaddr to void, to suppress 'iaddr' set but not used compiler warning 
+  //in optimized builds
+  (void) iaddr;
 }
 
 void