 class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span><span class="comment"> * the 3rd-party operation.  Say the 3rd party (e.g., a builder library) performs its op (serialization)</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span><span class="comment"> * and reports that it has used exactly 7 bytes.  Now you call `v.resize(7)`.  The problem: this will fill the first</span></div>
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