id,summary,reporter,owner,description,type,status,milestone,component,version,severity,resolution,keywords,cc 11334,Add ability to get const filter reference from a const symmetric_filter,nathan@…,Jonathan Turkanis,"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.",Feature Requests,new,To Be Determined,iostreams,Boost 1.58.0,Not Applicable,,,