a name="l00079"></a><span class="lineno">   79</span>&#160;    <span class="keywordflow">if</span> (!_freeBlocks) {</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;        <span class="keywordflow">throw</span> std::bad_alloc();</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    }</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;    _freeBlockIndex = size-1;</div><div class="line"><a name="l00083"></a><s