diff options
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/CompilerDriver.html | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/docs/CompilerDriver.html b/docs/CompilerDriver.html index 92eec2bbe9..5f5788c1ed 100644 --- a/docs/CompilerDriver.html +++ b/docs/CompilerDriver.html @@ -635,13 +635,15 @@ that they are not forwarded to the compiler. If no optimization options are 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> |