diff --git a/main.cpp b/main.cpp
index e7b6d694a1..e0904f1543 100644
--- a/main.cpp
+++ b/main.cpp
@@ -249,7 +249,9 @@ Application::Application( )
     KSharedConfig::Ptr config = KGlobal::config();
     if (!config->isImmutable() && args->isSet("lock"))
         {
+#ifdef __GNUC__
 #warning this shouldn not be necessary
+#endif
         //config->setReadOnly(true);
         config->reparseConfiguration();
         }
diff --git a/toplevel.cpp b/toplevel.cpp
index f6265f3c7d..93aacc6a98 100644
--- a/toplevel.cpp
+++ b/toplevel.cpp
@@ -149,7 +149,9 @@ NET::WindowType Toplevel::windowType( bool direct, int supported_types ) const
     if( direct )
         return wt;
     const Client* cl = dynamic_cast< const Client* >( this );
+#ifdef __GNUC__
 #warning TODO
+#endif
 //    NET::WindowType wt2 = rules()->checkType( wt );
     NET::WindowType wt2 = wt;
     if( wt != wt2 )