          Semantic actions in <span class="emphasis"><em>Spirit.Karma</em></span> now implicitly
            invoke the function <code class="computeroutput"><span class="identifier">pre</span></code>
            of the customization point <a class="link" href="../advanced/customize/transform.html" title="Transform an Attribute to a Different Type (Qi and Karma)"><code class="computeroutput"><span class="identifier">traits</span><span class="special">::</span><span class="identifier">transform_attribute</sp