Add more Q_FALLTHROUGH()

Silence g++ 7.X warnings.

Change-Id: Id06d06e7e3b5be2cf3934d81f1891da58dea2649
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>

3 files changed, 3 insertions, 3 deletions

diff --git a/src/widgets/kernel/qapplication.cpp b/src/widgets/kernel/qapplication.cpp
index e336c5f06d..9e4910ebd0 100644
--- a/src/widgets/kernel/qapplication.cpp
+++ b/src/widgets/kernel/qapplication.cpp
@@ -3057,7 +3057,7 @@ bool QApplication::notify(QObject *receiver, QEvent *e)
     case QEvent::MouseButtonRelease:
     case QEvent::MouseButtonDblClick:
         d->toolTipFallAsleep.stop();
-        // fall-through
+        Q_FALLTHROUGH();
     case QEvent::Leave:
         d->toolTipWakeUp.stop();
     default:
diff --git a/src/widgets/kernel/qopenglwidget.cpp b/src/widgets/kernel/qopenglwidget.cpp
index 07588d2ee2..c95be2dfe1 100644
--- a/src/widgets/kernel/qopenglwidget.cpp
+++ b/src/widgets/kernel/qopenglwidget.cpp
@@ -1429,7 +1429,7 @@ bool QOpenGLWidget::event(QEvent *e)
             d->reset();
         if (isHidden())
             break;
-        // FALLTHROUGH
+        Q_FALLTHROUGH();
     case QEvent::Show: // reparenting may not lead to a resize so reinitalize on Show too
         if (d->initialized && window()->windowHandle()
                 && d->context->shareContext() != QWidgetPrivate::get(window())->shareContext())
diff --git a/src/widgets/kernel/qwidgetwindow.cpp b/src/widgets/kernel/qwidgetwindow.cpp
index d5a18b525b..1078652234 100644
--- a/src/widgets/kernel/qwidgetwindow.cpp
+++ b/src/widgets/kernel/qwidgetwindow.cpp
@@ -248,7 +248,7 @@ bool QWidgetWindow::event(QEvent *event)
     // are sent by QApplicationPrivate::notifyActiveWindowChange()
     case QEvent::FocusIn:
         handleFocusInEvent(static_cast<QFocusEvent *>(event));
-        // Fallthrough
+        Q_FALLTHROUGH();
     case QEvent::FocusOut: {
 #ifndef QT_NO_ACCESSIBILITY
         QAccessible::State state;