 class="special">::</span><span class="identifier">is_convertible</span><span class="special">&lt;</span><span class="identifier">From</span><span class="special">,</span> <span class="identifier">To</span><span class="special">&gt;::</span><span class="identifier">type</span></code>, and will need to be specialised for
        Backends that have constructors marked as <code class="computeroutput"><span class="keyword">explicit</span></code>.
      </p>
<pre class="programlisting"><span class="keyword">temp