   std::codecvt_base::result r = std::codecvt_base::ok;</div><div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;            <span class="keywordflow">while</span>(to &lt; to_end &amp;&amp; from &lt; from_end)</div><div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;            {</div><div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;                std::uint32_t ch = 0;</div><div class="line"><a name="l00351"></a><span class="l