8 files changed, 24 insertions, 0 deletions
diff --git a/src/gui/kernel/qevent.cpp b/src/gui/kernel/qevent.cpp
index 5bff8488db1..c613b7abc47 100644
--- a/src/gui/kernel/qevent.cpp
+++ b/src/gui/kernel/qevent.cpp
@@ -4861,6 +4861,9 @@ QApplicationStateChangeEvent::QApplicationStateChangeEvent(Qt::ApplicationState
     Returns the state of the application.
 */
 
+QMutableTouchEvent::~QMutableTouchEvent()
+    = default;
+
 /*! \internal
     Add the given \a point.
 */
@@ -4874,5 +4877,7 @@ void QMutableTouchEvent::addPoint(const QEventPoint &point)
 }
 
 
+QMutableSinglePointEvent::~QMutableSinglePointEvent()
+    = default;
 
 QT_END_NAMESPACE
diff --git a/src/gui/kernel/qevent_p.h b/src/gui/kernel/qevent_p.h
index 6b8e3ef3375..1c64ec2b571 100644
--- a/src/gui/kernel/qevent_p.h
+++ b/src/gui/kernel/qevent_p.h
@@ -68,6 +68,7 @@ public:
                        Qt::KeyboardModifiers modifiers = Qt::NoModifier,
                        const QList<QEventPoint> &touchPoints = QList<QEventPoint>()) :
         QTouchEvent(eventType, device, modifiers, touchPoints) { }
+    ~QMutableTouchEvent() override;
 
     static QMutableTouchEvent *from(QTouchEvent *e) { return static_cast<QMutableTouchEvent *>(e); }
 
@@ -87,6 +88,7 @@ public:
                              Qt::KeyboardModifiers modifiers = Qt::NoModifier,
                              Qt::MouseEventSource source = Qt::MouseEventSynthesizedByQt) :
         QSinglePointEvent(type, device, point, button, buttons, modifiers, source) { }
+    ~QMutableSinglePointEvent() override;
 
     static QMutableSinglePointEvent *from(QSinglePointEvent *e) { return static_cast<QMutableSinglePointEvent *>(e); }
 
diff --git a/src/gui/kernel/qinputdevice.cpp b/src/gui/kernel/qinputdevice.cpp
index 26975f478e9..13bd672f3d8 100644
--- a/src/gui/kernel/qinputdevice.cpp
+++ b/src/gui/kernel/qinputdevice.cpp
@@ -329,6 +329,9 @@ const QInputDevice *QInputDevice::primaryKeyboard(const QString& seatName)
     return ret;
 }
 
+QInputDevicePrivate::~QInputDevicePrivate()
+    = default;
+
 /*!
     \internal
     Checks whether a matching device is already registered
diff --git a/src/gui/kernel/qinputdevice_p.h b/src/gui/kernel/qinputdevice_p.h
index 41150d055db..6baea5cee1a 100644
--- a/src/gui/kernel/qinputdevice_p.h
+++ b/src/gui/kernel/qinputdevice_p.h
@@ -73,6 +73,7 @@ public:
         if (!systemId)
             systemId = nextId++;
     }
+    ~QInputDevicePrivate() override;
 
     QString name;
     QString seatName;
diff --git a/src/gui/kernel/qpaintdevicewindow.cpp b/src/gui/kernel/qpaintdevicewindow.cpp
index ebacc727f9e..e5ab6914505 100644
--- a/src/gui/kernel/qpaintdevicewindow.cpp
+++ b/src/gui/kernel/qpaintdevicewindow.cpp
@@ -44,6 +44,12 @@
 
 QT_BEGIN_NAMESPACE
 
+QPaintDeviceWindowPrivate::QPaintDeviceWindowPrivate()
+    = default;
+
+QPaintDeviceWindowPrivate::~QPaintDeviceWindowPrivate()
+    = default;
+
 /*!
     \class QPaintDeviceWindow
     \inmodule QtGui
diff --git a/src/gui/kernel/qpaintdevicewindow_p.h b/src/gui/kernel/qpaintdevicewindow_p.h
index a16b83689e8..8c4c715766c 100644
--- a/src/gui/kernel/qpaintdevicewindow_p.h
+++ b/src/gui/kernel/qpaintdevicewindow_p.h
@@ -64,6 +64,9 @@ class Q_GUI_EXPORT QPaintDeviceWindowPrivate : public QWindowPrivate
     Q_DECLARE_PUBLIC(QPaintDeviceWindow)
 
 public:
+    QPaintDeviceWindowPrivate();
+    ~QPaintDeviceWindowPrivate() override;
+
     virtual void beginPaint(const QRegion &region)
     {
         Q_UNUSED(region);
diff --git a/src/gui/kernel/qpointingdevice.cpp b/src/gui/kernel/qpointingdevice.cpp
index b6d94218972..e2f17f821c0 100644
--- a/src/gui/kernel/qpointingdevice.cpp
+++ b/src/gui/kernel/qpointingdevice.cpp
@@ -316,6 +316,9 @@ const QPointingDevice *QPointingDevice::primaryPointingDevice(const QString& sea
     return touchpad;
 }
 
+QPointingDevicePrivate::~QPointingDevicePrivate()
+    = default;
+
 /*!
     \internal
     Finds the device instance belonging to the drawing or eraser end of a particular stylus,
diff --git a/src/gui/kernel/qpointingdevice_p.h b/src/gui/kernel/qpointingdevice_p.h
index 263bc918647..fd6ee406956 100644
--- a/src/gui/kernel/qpointingdevice_p.h
+++ b/src/gui/kernel/qpointingdevice_p.h
@@ -79,6 +79,7 @@ public:
         pointingDeviceType = true;
         activePoints.reserve(maxPoints);
     }
+    ~QPointingDevicePrivate() override;
 
     void sendTouchCancelEvent(QTouchEvent *cancelEvent);