pan><span class="k">subroutine </span><span class="n">test_discr3</span><span class="p">()</span>
<span class="w">   </span><span class="k">call </span><span class="n">unit_check_start</span><span class="p">(</span><span class="s1">&#39;discr3&#39;</span><span class="p">,</span><span class="n">msg</span><span class="o">=</span><span class="s1">&#39;&#39;</span><span class="p">)</span>
<span class="w">   </span><span class="c">!!call unit_check(&#39;discr3&#39;, 0.eq.0, &#39;checking&#39;,100)</span>
<span c