t; <span class="keyword">const</span>&amp; v);</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;        };</div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;        <span class="comment">// -- Unary operators --</span></div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;</div>
<div class="line"><a name="l00254"></a><span cla