o match an <code class="computeroutput"><span class="keyword">int</span></code>
            as well and returns <code class="computeroutput"><span class="keyword">false</span></code>
            as its attribute as it fails matching:
          </p>
<p>
</p>
<pre class="programlisting"><span class="identifier">result</span> <span class="special">=</span> <span class="keyword">true</span><span class="special">;</span>
<span class="identifier">test_parser_attr</span><span class="special">(</span><span class="s