w">    </span><span class="n">stack</span><span class="p">%</span><span class="n">top_index</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">stack</span><span class="p">%</span><span class="n">top_index</span><span class="o">+</span><span class="mi">1</span><span class="w"></span>
<span class="w">    </span><span class="n">stack</span><span class="p">%</span><span class="n">tokens</span><span class="p">(:,:,:,:,</span><span class="n">stack</span><span class="p">%