Function rustc_mir_dataflow::drop_flag_effects::move_path_children_matching

pub fn move_path_children_matching<'tcx, F>(
    move_data: &MoveData<'tcx>, 
    path: MovePathIndex, 
    cond: F
) -> Option<MovePathIndex> where
    F: FnMut(PlaceElem<'tcx>) -> bool,