Add override

ktnef/src/ktnefview.h

@@ -30,7 +30,7 @@ class KTNEFView : public QTreeWidget
 
 public:
     explicit KTNEFView(QWidget *parent = nullptr);
-    ~KTNEFView();
+    ~KTNEFView() override;
 
     void setAttachments(const QList<KTNEFAttach *> &list);
     QList<KTNEFAttach *> getSelection();

src/configuredialog/configuredialog_p.h

@@ -67,7 +67,7 @@ class KMAIL_EXPORT ConfigModuleWithTabs : public ConfigModule
     Q_OBJECT
 public:
     explicit ConfigModuleWithTabs(QWidget *parent = nullptr);
-    ~ConfigModuleWithTabs()
+    ~ConfigModuleWithTabs() override
     {
     }
 

src/identity/identitylistview.h

@@ -72,7 +72,7 @@ class IdentityListView : public QTreeWidget
     Q_OBJECT
 public:
     explicit IdentityListView(QWidget *parent = nullptr);
-    virtual ~IdentityListView()
+    ~IdentityListView() override
     {
     }