id summary reporter owner description type status milestone component version severity resolution keywords cc 11839 "JSON parser does not work with ""boost::any"" as value type" milacher@… Sebastian Redl "I have a property_tree specialization with boost::any as value type, as such: typedef boost::property_tree::basic_ptree AnyPTree; With the help of a set of ""translator_between"" specializations, and an operator template boost::any& operator += ( boost::any& lhs, const std::basic_string& rhs ); I was able to use all the parsers in property_tree in boost 1.58. However the new JSON parser in 1.59 assumes that the value type of the property_tree is string-like and does not compile for my specialization anymore (standard_callbacks is the offending code)." Bugs new To Be Determined property_tree Boost 1.59.0 Problem