diff -Naur libdbusmenu-qt-0.9.2+14.04.20131209.orig/CMakeLists.txt libdbusmenu-qt-0.9.2+14.04.20131209/CMakeLists.txt
--- libdbusmenu-qt-0.9.2+14.04.20131209.orig/CMakeLists.txt	2013-12-09 03:29:47.000000000 +0100
+++ libdbusmenu-qt-0.9.2+14.04.20131209/CMakeLists.txt	2013-12-18 21:58:01.847669366 +0100
@@ -91,7 +91,7 @@
 
 add_subdirectory(src)
 if (NOT USE_QT5) # TODO port tests to Qt5
-add_subdirectory(tests)
+#add_subdirectory(tests)
 endif()
 add_subdirectory(tools)
 
diff -Naur libdbusmenu-qt-0.9.2+14.04.20131209.orig/src/dbusmenuexporter.cpp libdbusmenu-qt-0.9.2+14.04.20131209/src/dbusmenuexporter.cpp
--- libdbusmenu-qt-0.9.2+14.04.20131209.orig/src/dbusmenuexporter.cpp	2013-12-09 03:29:47.000000000 +0100
+++ libdbusmenu-qt-0.9.2+14.04.20131209/src/dbusmenuexporter.cpp	2013-12-18 21:59:13.984767528 +0100
@@ -160,7 +160,9 @@
         Q_FOREACH(QAction *action, menu->actions()) {
             int actionId = m_idForAction.value(action, -1);
             if (actionId == -1) {
+#ifndef QT_NO_DEBUG
                 DMWARNING << "No id for action";
+#endif
                 continue;
             }
 
@@ -185,7 +187,9 @@
 {
     int id = m_idForAction.value(action, -1);
     if (id != -1) {
+#ifndef QT_NO_DEBUG
         DMWARNING << "Already tracking action" << action->text() << "under id" << id;
+#endif
         return;
     }
     QVariantMap map = propertiesForAction(action);
diff -Naur libdbusmenu-qt-0.9.2+14.04.20131209.orig/src/dbusmenuimporter.cpp libdbusmenu-qt-0.9.2+14.04.20131209/src/dbusmenuimporter.cpp
--- libdbusmenu-qt-0.9.2+14.04.20131209.orig/src/dbusmenuimporter.cpp	2013-12-09 03:29:47.000000000 +0100
+++ libdbusmenu-qt-0.9.2+14.04.20131209/src/dbusmenuimporter.cpp	2013-12-18 22:06:44.057140849 +0100
@@ -191,7 +191,9 @@
             updateActionShortcut(action, value);
         } else if (key == "children-display") {
         } else {
+#ifndef QT_NO_DEBUG
             DMWARNING << "Unhandled property update" << key;
+#endif
         }
     }
 
@@ -239,7 +241,9 @@
         action->setProperty(DBUSMENU_PROPERTY_ICON_DATA_HASH, dataHash);
         QPixmap pix;
         if (!pix.loadFromData(data)) {
+#ifndef QT_NO_DEBUG
             DMWARNING << "Failed to decode icon-data property for action" << action->text();
+#endif
             action->setIcon(QIcon());
             return;
         }
@@ -390,7 +394,9 @@
 
     QDBusPendingReply<uint, DBusMenuLayoutItem> reply = *watcher;
     if (!reply.isValid()) {
+#ifndef QT_NO_DEBUG
         DMWARNING << reply.error().message();
+#endif
         return;
     }
 
@@ -401,7 +407,9 @@
 
     QMenu *menu = d->menuForId(parentId);
     if (!menu) {
+#ifndef QT_NO_DEBUG
         DMWARNING << "No menu for id" << parentId;
+#endif
         return;
     }
 
@@ -494,7 +502,9 @@
     QPointer<QObject> guard(this);
 
     if (!waitForWatcher(watcher, ABOUT_TO_SHOW_TIMEOUT)) {
+#ifndef QT_NO_DEBUG
         DMWARNING << "Application did not answer to AboutToShow() before timeout";
+#endif
     }
 
     #ifdef BENCHMARK
@@ -522,7 +532,9 @@
 
     QDBusPendingReply<bool> reply = *watcher;
     if (reply.isError()) {
+#ifndef QT_NO_DEBUG
         DMWARNING << "Call to AboutToShow() failed:" << reply.error().message();
+#endif
         return;
     }
     bool needRefresh = reply.argumentAt<0>();
@@ -534,7 +546,9 @@
         d->m_idsRefreshedByAboutToShow << id;
         watcher = d->refresh(id);
         if (!waitForWatcher(watcher, REFRESH_TIMEOUT)) {
+#ifndef QT_NO_DEBUG
             DMWARNING << "Application did not refresh before timeout";
+#endif
         }
     }
 }
diff -Naur libdbusmenu-qt-0.9.2+14.04.20131209.orig/src/debug_p.h libdbusmenu-qt-0.9.2+14.04.20131209/src/debug_p.h
--- libdbusmenu-qt-0.9.2+14.04.20131209.orig/src/debug_p.h	2013-12-09 03:29:47.000000000 +0100
+++ libdbusmenu-qt-0.9.2+14.04.20131209/src/debug_p.h	2013-12-18 22:02:33.923267953 +0100
@@ -36,12 +36,10 @@
 #define DMVAR(var) DMDEBUG << #var ":" << var
 
 #define DMRETURN_IF_FAIL(cond) if (!(cond)) { \
-    DMWARNING << "Condition failed: " #cond; \
     return; \
 }
 
 #define DMRETURN_VALUE_IF_FAIL(cond, value) if (!(cond)) { \
-    DMWARNING << "Condition failed: " #cond; \
     return (value); \
 }