/span> _r == 0 ? iterator_t( &amp;_row_buffer.back() + 1,  0 )</div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;                                        : iterator_t( &amp;_row_buffer.back()    , (int) _r );</div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;                       }</div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;</div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#