   <span class="identifier">BidirIt2</span> <a name="boost.adl_move_s_1_3_25_20_1_1_3"></a><span class="identifier">adl_move_swap_ranges_backward</span><span class="special">(</span><span class="identifier">BidirIt1</span> first1<span class="special">,</span> <span class="identifier">BidirIt1</span> last1<span class="special">,</span> 
                                           <span class="identifier">BidirIt2</span> last2<span class="special">)</span><span class="special">;</span>
<span class="special">}<