    withObjectPtr x0 $ \cobj_x0 ->
    withObjectPtr x1 $ \cobj_x1 ->
    qtc_QUndoCommand_mergeWith_h cobj_x0 cobj_x1

instance Qredo (QUndoCommand ()) (()) where
 redo x0 ()
  = withObjectPtr x0 $ \cobj_x0 ->
    qtc_QUndoCommand_redo_h cobj_x0
