--- a/wscript	Wed Jun 13 16:37:04 2007 +0200
+++ b/wscript	Wed Jun 13 18:34:05 2007 +0100
@@ -79,6 +79,7 @@
     conf.setenv(variant_name)
 
     variant_env.append_value('CXXDEFINES', 'RUN_SELF_TESTS')
+    variant_env.append_value('CXXFLAGS', ['-Wall', '-Werror'])
     if 'debug' in Params.g_options.debug_level.lower():
         variant_env.append_value('CXXDEFINES', 'NS3_DEBUG_ENABLE')
         variant_env.append_value('CXXDEFINES', 'NS3_ASSERT_ENABLE')