id,summary,reporter,owner,description,type,status,milestone,component,version,severity,resolution,keywords,cc 2709,operator- is called subtraction,anonymous,az_sw_dude,"In http://www.boost.org/doc/libs/1_37_0/doc/html/date_time/gregorian.html {{{ date operator-(date_duration) const Return a date by adding a day offset }}} s/adding/subtracting/",Bugs,closed,Boost 1.38.0,date_time,Boost 1.37.0,Cosmetic,fixed,,