n class="o">-</span> zero_or_one
<span class="k">logtalk_compile</span>(<span class="o">@</span>list(source_file_name), <span class="o">@</span>list(compiler_flag)) <span class="o">-</span> zero_or_one
</pre></div>
</div>
</section>
<section id="errors">
<h2>Errors<a class="headerlink" href="#errors" title="Link to this heading"></a></h2>
<div class="line-block">
<div class="line"><code class="docutils literal notranslate"><span class="pre">File</span></code> is a variable:</div>
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