t</span> start = 0, <span class="keywordtype">int</span> end = -1, <span class="keywordtype">int</span> block_size = 128) { </div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    <span class="keywordflow">if</span> (end &lt; 0) {</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;      end = size.min();</div><div class="line"><a name="l00079"></a><span class="l