https://svn.boost.org/trac10/ticket/6732 <p> VC10 detects the unreferenced argument 'selected' in specialized join_iterator_union::equal(). </p> <pre class="wiki"> bool equal(const join_iterator_union&amp; other, unsigned int selected) const { return m_it == other.m_it; } </pre><p> to confirm this problem, please compile the attached file with below command. </p> <blockquote class="citation"> <p> cl.exe /c /EHsc /W4 join.cpp </p> </blockquote> en-us /htdocs/site/boost.png https://svn.boost.org/trac10/ticket/6732 Trac 1.4.3 y.hoshizuki Mon, 26 Mar 2012 01:23:16 GMT https://svn.boost.org/trac10/ticket/6732 https://svn.boost.org/trac10/ticket/6732 <ul> <li><strong>attachment</strong> → <span class="trac-field-new">join.cpp</span> </li> </ul> <p> minimal test program </p> Ticket Neil Groves Wed, 26 Feb 2014 21:41:40 GMT https://svn.boost.org/trac10/ticket/6732#comment:1 https://svn.boost.org/trac10/ticket/6732#comment:1 <ul> <li><strong>status</strong> <span class="trac-field-old">new</span> → <span class="trac-field-new">closed</span> </li> <li><strong>resolution</strong> → <span class="trac-field-new">fixed</span> </li> </ul> Ticket