n class="w">  </span><span class="k">subroutine </span><span class="n">Construct_sfp64Stack</span><span class="p">(</span><span class="n">stack</span><span class="p">,</span><span class="n">N</span><span class="p">)</span><span class="w"></span>
<span class="w">    </span><span class="k">class</span><span class="p">(</span><span class="n">sfp64Stack</span><span class="p">),</span><span class="k">intent</span><span class="p">(</span><span class="n">out</span><span class="p">)</span><span class="w"> </span><s