Boost C++ Libraries: Ticket #3197: compiler warnings in VC9 https://svn.boost.org/trac10/ticket/3197 <p> Can line 155 of boost/iostreams/filter/symmetric.hpp please be changed to read: </p> <p> void close(Sink&amp; snk, BOOST_IOS::openmode /*which*/) </p> <p> to suppress an unreferenced variable warning on VC9 at warning level 4? </p> en-us Boost C++ Libraries /htdocs/site/boost.png https://svn.boost.org/trac10/ticket/3197 Trac 1.4.3 Daniel James Fri, 12 Mar 2010 19:41:41 GMT status changed; resolution set https://svn.boost.org/trac10/ticket/3197#comment:1 https://svn.boost.org/trac10/ticket/3197#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> <p> Looks like this was fixed in 1.40. </p> Ticket