to the file used by the <tt class="docutils literal"><span class="pre">--view-graph</span></tt> option). The <tt class="docutils literal"><span class="pre">-o</span></tt> option can be
used to set the output file name. Hidden option, useful for debugging LLVMC
plugins.</li>
-<li><tt class="docutils literal"><span class="pre">--help</span></tt>, <tt class="docutils literal"><span class="pre">--help-hidden</span></tt>, <tt class="docutils literal"><span class="pre">--version</span></tt> - These options have
+<li><tt class="docutils literal"><span class="pre">-help</span></tt>, <tt class="docutils literal"><span class="pre">-help-hidden</span></tt>, <tt class="docutils literal"><span class="pre">--version</span></tt> - These options have
their standard meaning.</li>
</ul>
</div>
<li><p class="first">Possible option properties:</p>
<blockquote>
<ul class="simple">
-<li><tt class="docutils literal"><span class="pre">help</span></tt> - help string associated with this option. Used for <tt class="docutils literal"><span class="pre">--help</span></tt>
+<li><tt class="docutils literal"><span class="pre">help</span></tt> - help string associated with this option. Used for <tt class="docutils literal"><span class="pre">-help</span></tt>
output.</li>
<li><tt class="docutils literal"><span class="pre">required</span></tt> - this option must be specified exactly once (or, in case of
the list options without the <tt class="docutils literal"><span class="pre">multi_val</span></tt> property, at least
for list options in conjunction with <tt class="docutils literal"><span class="pre">multi_val</span></tt>. Incompatible with
<tt class="docutils literal"><span class="pre">required</span></tt> and <tt class="docutils literal"><span class="pre">one_or_more</span></tt>.</li>
<li><tt class="docutils literal"><span class="pre">hidden</span></tt> - the description of this option will not appear in
-the <tt class="docutils literal"><span class="pre">--help</span></tt> output (but will appear in the <tt class="docutils literal"><span class="pre">--help-hidden</span></tt>
+the <tt class="docutils literal"><span class="pre">-help</span></tt> output (but will appear in the <tt class="docutils literal"><span class="pre">-help-hidden</span></tt>
output).</li>
<li><tt class="docutils literal"><span class="pre">really_hidden</span></tt> - the option will not be mentioned in any help
output.</li>
specified, <tt class="docutils literal"><span class="pre">-O2</span></tt> is enabled.</p>
<p><tt class="docutils literal"><span class="pre">OptionPreprocessor</span></tt> is basically a single big <tt class="docutils literal"><span class="pre">case</span></tt> expression, which is
evaluated only once right after the plugin is loaded. The only allowed actions
-in <tt class="docutils literal"><span class="pre">OptionPreprocessor</span></tt> are <tt class="docutils literal"><span class="pre">error</span></tt>, <tt class="docutils literal"><span class="pre">warning</span></tt> and two special actions:
+in <tt class="docutils literal"><span class="pre">OptionPreprocessor</span></tt> are <tt class="docutils literal"><span class="pre">error</span></tt>, <tt class="docutils literal"><span class="pre">warning</span></tt>, and two special actions:
<tt class="docutils literal"><span class="pre">unset_option</span></tt> and <tt class="docutils literal"><span class="pre">set_option</span></tt>. As their names suggest, they can be used to
-set or unset a given option. To set a parameter option with <tt class="docutils literal"><span class="pre">set_option</span></tt>, use
-the two-argument form: <tt class="docutils literal"><span class="pre">(set_option</span> <span class="pre">"parameter",</span> <span class="pre">"value")</span></tt>. For convenience,
-<tt class="docutils literal"><span class="pre">set_option</span></tt> and <tt class="docutils literal"><span class="pre">unset_option</span></tt> also work on lists (that is, instead of
-<tt class="docutils literal"><span class="pre">[(unset_option</span> <span class="pre">"A"),</span> <span class="pre">(unset_option</span> <span class="pre">"B")]</span></tt> you can use <tt class="docutils literal"><span class="pre">(unset_option</span> <span class="pre">["A",</span>
-<span class="pre">"B"])</span></tt>).</p>
+set or unset a given option. To set an option with <tt class="docutils literal"><span class="pre">set_option</span></tt>, use the
+two-argument form: <tt class="docutils literal"><span class="pre">(set_option</span> <span class="pre">"parameter",</span> <span class="pre">VALUE)</span></tt>. Here, <tt class="docutils literal"><span class="pre">VALUE</span></tt> can be
+either a string, a string list, or a boolean constant.</p>
+<p>For convenience, <tt class="docutils literal"><span class="pre">set_option</span></tt> and <tt class="docutils literal"><span class="pre">unset_option</span></tt> also work on lists. That
+is, instead of <tt class="docutils literal"><span class="pre">[(unset_option</span> <span class="pre">"A"),</span> <span class="pre">(unset_option</span> <span class="pre">"B")]</span></tt> you can use
+<tt class="docutils literal"><span class="pre">(unset_option</span> <span class="pre">["A",</span> <span class="pre">"B"])</span></tt>. Obviously, <tt class="docutils literal"><span class="pre">(set_option</span> <span class="pre">["A",</span> <span class="pre">"B"])</span></tt> is valid
+only if both <tt class="docutils literal"><span class="pre">A</span></tt> and <tt class="docutils literal"><span class="pre">B</span></tt> are switches.</p>
</div>
<div class="section" id="more-advanced-topics">
<h1><a class="toc-backref" href="#id21">More advanced topics</a></h1>
<a href="mailto:foldr@codedgers.com">Mikhail Glushenkov</a><br />
<a href="http://llvm.org">LLVM Compiler Infrastructure</a><br />
-Last modified: $Date: 2008-12-11 11:34:48 -0600 (Thu, 11 Dec 2008) $
+Last modified: $Date$
</address></div>
</div>
</div>