Boost C++ Libraries: Ticket #11334: Add ability to get const filter reference from a const symmetric_filter https://svn.boost.org/trac10/ticket/11334 <p> If you have a const symmetric_filter, you cannot call the filter() function to get a const reference to the underlying implementation. This would be a nice thing to have. </p> en-us Boost C++ Libraries /htdocs/site/boost.png https://svn.boost.org/trac10/ticket/11334 Trac 1.4.3 nathan@… Fri, 22 May 2015 19:34:21 GMT attachment set https://svn.boost.org/trac10/ticket/11334 https://svn.boost.org/trac10/ticket/11334 <ul> <li><strong>attachment</strong> → <span class="trac-field-new">patch.diff</span> </li> </ul> <p> Patch which adds this </p> Ticket