s="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;  }</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;  <span class="keyword">inline</span> <span class="keywordtype">void</span> fastrightshift1(uint64_t&amp; x) {</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;    x = (x &gt;&gt; 1) | (x &lt;&lt; 63);</div><div class="line"><a name="l000