gistfile1.txt

/opt/boost-42/include/boost/spirit/home/support/attributes.hpp: In static member function ‘static Transformed boost::spirit::traits::transform_attribute<Exposed, Transformed, Enable>::pre(Exposed&) [with Exposed = boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, Transformed = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >, Enable = void]’:
/opt/boost-42/include/boost/spirit/home/qi/nonterminal/rule.hpp:230:   instantiated from ‘bool boost::spirit::qi::rule<Iterator, T1, T2, T3>::parse(Iterator&, const Iterator&, Context&, const Skipper&, Attribute&) const [with Context = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >, Skipper = boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, Attribute = boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, T1 = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), T2 = boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, T3 = boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l>]’
/opt/boost-42/include/boost/spirit/home/qi/reference.hpp:41:   instantiated from ‘bool boost::spirit::qi::reference<Subject>::parse(Iterator&, const Iterator&, Context&, const Skipper&, Attribute&) const [with Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, Context = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >, Skipper = boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, Attribute = boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, Subject = const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> >]’
/opt/boost-42/include/boost/spirit/home/qi/operator/list.hpp:68:   instantiated from ‘bool boost::spirit::qi::list<Left, Right>::parse(Iterator&, const Iterator&, Context&, const Skipper&, Attribute&) const [with Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, Context = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >, Skipper = boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, Attribute = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >, Left = boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, Right = boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > >]’
/opt/boost-42/include/boost/spirit/home/qi/operator/optional.hpp:66:   instantiated from ‘bool boost::spirit::qi::optional<Subject>::parse(Iterator&, const Iterator&, Context&, const Skipper&, Attribute&) const [with Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, Context = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >, Skipper = boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, Attribute = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >, Subject = boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > > >]’
/opt/boost-42/include/boost/spirit/home/qi/nonterminal/detail/parser_binder.hpp:43:   instantiated from ‘bool boost::spirit::qi::detail::parser_binder<Parser, Auto>::call(Iterator&, const Iterator&, Context&, const Skipper&, mpl_::false_) const [with Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, Skipper = boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, Context = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >, Parser = boost::spirit::qi::optional<boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > > > >, Auto = mpl_::bool_<false>]’
/opt/boost-42/include/boost/spirit/home/qi/nonterminal/detail/parser_binder.hpp:53:   instantiated from ‘bool boost::spirit::qi::detail::parser_binder<Parser, Auto>::operator()(Iterator&, const Iterator&, Context&, const Skipper&) const [with Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, Skipper = boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, Context = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::
/opt/boost-42/include/boost/function/function_template.hpp:132:   instantiated from ‘static R boost::detail::function::function_obj_invoker4<FunctionObj, R, T0, T1, T2, T3>::invoke(boost::detail::function::function_buffer&, T0, T1, T2, T3) [with FunctionObj = boost::spirit::qi::detail::parser_binder<boost::spirit::qi::optional<boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::varian
/opt/boost-42/include/boost/function/function_template.hpp:913:   instantiated from ‘void boost::function4<R, T1, T2, T3, T4>::assign_to(Functor) [with Functor = boost::spirit::qi::detail::parser_binder<boost::spirit::qi::optional<boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > > > >, mpl_::bool_<false> >, R = bool, T0 = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T1 = const __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T2 = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::s boost::spirit::char_encoding::ascii> >&]’
/opt/boost-42/include/boost/function/function_template.hpp:722:   instantiated from ‘boost::function4<R, T1, T2, T3, T4>::function4(Functor, typename boost::enable_if_c<boost::type_traits::ice_not<boost::is_integral<T>::value>::value, int>::type) [with Functor = boost::spirit::qi::detail::parser_binder<boost::spirit::qi::optional<boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > > > >, mpl_::bool_<false> >, R = bool, T0 = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T1 = const __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T2 = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >&, T3 = const boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >&]’
/opt/boost-42/include/boost/function/function_template.hpp:1064:   instantiated from ‘boost::function<R ()(T0, T1, T2, T3)>::function(Functor, typename boost::enable_if_c<boost::type_traits::ice_not<boost::is_integral<T>::value>::value, int>::type) [with Functor = boost::spirit::qi::detail::parser_binder<boost::spirit::qi::optional<boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > > > >, mpl_::bool_<false> >, R = bool, T0 = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T1 = const __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T2 = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >&, T3 = const boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >&]’
/opt/boost-42/include/boost/function/function_template.hpp:1105:   instantiated from ‘typename boost::enable_if_c<boost::type_traits::ice_not<boost::is_integral<T>::value>::value, boost::function<R ()(T0, T1, T2, T3)>&>::type boost::function<R ()(T0, T1, T2, T3)>::operator=(Functor) [with Functor = boost::spirit::qi::detail::parser_binder<boost::spirit::qi::optional<boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > > > >, mpl_::bool_<false> >, R = bool, T0 = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T1 = const __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T2 = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >&, T3 = const boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >&]’
/opt/boost-42/include/boost/spirit/home/qi/nonterminal/rule.hpp:183:   instantiated from ‘boost::spirit::qi::rule<Iterator, T1, T2, T3>& boost::spirit::qi::rule<Iterator, T1, T2, T3>::operator=(const Expr&) [with Expr = boost::proto::exprns_::expr<boost::proto::tag::negate, boost::proto::argsns_::list1<const boost::proto::exprns_::expr<boost::proto::tag::modulus, boost::proto::argsns_::list2<boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> >&, const boost::proto::exprns_::expr<boost::proto::tag::subscript, boost::proto::argsns_::list2<const boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::lexeme>, 0l>&, const boost::proto::exprns_::expr<boost::proto::tag::dereference, boost::proto::argsns_::list1<const boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::terminal_ex<boost::spirit::tag::char_code<boost::spirit::tag::char_, boost::spirit::char_encoding::standard>, boost::fusion::vector1<const char (&)[3]> > >, 0l>&>, 1l>&>, 2l>&>, 2l>&>, 1l>, Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, T1 = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), T2 = boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l>, T3 = boost::fusion::unused_type]’
include/mapnik/image_filter_parser.hpp:62:   instantiated from ‘mapnik::image_filter_grammar<Iterator, ContType>::image_filter_grammar() [with Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, ContType = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >]’
src/load_map.cpp:438:   instantiated from here
/opt/boost-42/include/boost/spirit/home/support/attributes.hpp:409: error: no matching function for call to ‘std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >::vector(boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>&)’
/usr/include/c++/4.2.1/bits/stl_vector.h:231: note: candidates are: std::vector<T, Allocator>::vector(const std::vector<T, Allocator>&) [with _Tp = boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, _Alloc = std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> >]
/usr/include/c++/4.2.1/bits/stl_vector.h:214: note:                 std::vector<T, Allocator>::vector(size_t, const _Tp&, const _Alloc&) [with _Tp = boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, _Alloc = std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> >]
/usr/include/c++/4.2.1/bits/stl_vector.h:201: note:                 std::vector<T, Allocator>::vector(const _Alloc&) [with _Tp = boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, _Alloc = std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> >]
/opt/boost-42/include/boost/variant/variant.hpp: In member function ‘void boost::variant<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19>::convert_construct(T&, int, mpl_::false_) [with T = const std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >, T0_ = mapnik::filter::blur, T1 = mapnik::filter::gray, T2 = mapnik::filter::agg_stack_blur, T3 = mapnik::filter::emboss, T4 = mapnik::filter::sharpen, T5 = mapnik::filter::edge_detect, T6 = mapnik::filter::sobel, T7 = mapnik::filter::x_gradient, T8 = mapnik::filter::y_gradient, T9 = mapnik::filter::invert, T10 = boost::detail::variant::void_, T11 = boost::detail::variant::void_, T12 = boost::detail::variant::void_, T13 = boost::detail::variant::void_, T14 = boost::detail::variant::void_, T15 = boost::detail::variant::void_, T16 = boost::detail::variant::void_, T17 = boost::detail::variant::void_, T18 = boost::detail::variant::void_, T19 = boost::detail::variant::void_]’:
/opt/boost-42/include/boost/variant/variant.hpp:1366:   instantiated from ‘boost::variant<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19>::variant(const T&) [with T = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >, T0_ = mapnik::filter::blur, T1 = mapnik::filter::gray, T2 = mapnik::filter::agg_stack_blur, T3 = mapnik::filter::emboss, T4 = mapnik::filter::sharpen, T5 = mapnik::filter::edge_detect, T6 = mapnik::filter::sobel, T7 = mapnik::filter::x_gradient, T8 = mapnik::filter::y_gradient, T9 = mapnik::filter::invert, T10 = boost::detail::variant::void_, T11 = boost::detail::variant::void_, T12 = boost::detail::variant::void_, T13 = boost::detail::variant::void_, T14 = boost::detail::variant::void_, T15 = boost::detail::variant::void_, T16 = boost::detail::variant::void_, T17 = boost::detail::variant::void_, T18 = boost::detail::variant::void_, T19 = boost::detail::variant::void_]’
/opt/boost-42/include/boost/spirit/home/qi/detail/assign_to.hpp:96:   instantiated from ‘static void boost::spirit::traits::assign_to_attribute_from_value<Attribute, T, Enable>::call(const T&, Attribute&) [with Attribute = boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, T = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >, Enable = void]’
/opt/boost-42/include/boost/spirit/home/qi/detail/assign_to.hpp:123:   instantiated from ‘void boost::spirit::traits::assign_to(const T&, Attribute&) [with T = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >, Attribute = boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>]’
/opt/boost-42/include/boost/spirit/home/support/attributes.hpp:419:   instantiated from ‘static void boost::spirit::traits::transform_attribute<Exposed, Transformed, Enable>::post(Exposed&, const Transformed&, mpl_::true_) [with Exposed = boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, Transformed = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >, Enable = void]’
/opt/boost-42/include/boost/spirit/home/support/attributes.hpp:424:   instantiated from ‘static void boost::spirit::traits::transform_attribute<Exposed, Transformed, Enable>::post(Exposed&, const Transformed&) [with Exposed = boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, Transformed = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >, Enable = void]’
/opt/boost-42/include/boost/spirit/home/support/attributes.hpp:525:   instantiated from ‘void boost::spirit::traits::post_transform(Exposed&, const Transformed&) [with Exposed = boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, Transformed = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >]’
/opt/boost-42/include/boost/spirit/home/qi/nonterminal/rule.hpp:245:   instantiated from ‘bool boost::spirit::qi::rule<Iterator, T1, T2, T3>::parse(Iterator&, const Iterator&, Context&, const Skipper&, Attribute&) const [with Context = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >, Skipper = boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, Attribute = boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, T1 = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), T2 = boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, T3 = boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l>]’
/opt/boost-42/include/boost/spirit/home/qi/reference.hpp:41:   instantiated from ‘bool boost::spirit::qi::reference<Subject>::parse(Iterator&, const Iterator&, Context&, const Skipper&, Attribute&) const [with Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, Context = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >, Skipper = boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, Attribute = boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, Subject = const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> >]’
/opt/boost-42/include/boost/spirit/home/qi/operator/list.hpp:68:   instantiated from ‘bool boost::spirit::qi::list<Left, Right>::parse(Iterator&, const Iterator&, Context&, const Skipper&, Attribute&) const [with Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, Context = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >, Skipper = boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, Attribute = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >, Left = boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, Right = boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > >]’
/opt/boost-42/include/boost/spirit/home/qi/operator/optional.hpp:66:   instantiated from ‘bool boost::spirit::qi::optional<Subject>::parse(Iterator&, const Iterator&, Context&, const Skipper&, Attribute&) const [with Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, Context = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >, Skipper = boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, Attribute = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >, Subject = boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > > >]’
/opt/boost-42/include/boost/spirit/home/qi/nonterminal/detail/parser_binder.hpp:43:   instantiated from ‘bool boost::spirit::qi::detail::parser_binder<Parser, Auto>::call(Iterator&, const Iterator&, Context&, const Skipper&, mpl_::false_) const [with Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, Skipper = boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, Context = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >, Parser = boost::spirit::qi::optional<boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > > > >, Auto = mpl_::bool_<false>]’
/opt/boost-42/include/boost/spirit/home/qi/nonterminal/detail/parser_binder.hpp:53:   instantiated from ‘bool boost::spirit::qi::detail::parser_binder<Parser, Auto>::operator()(Iterator&, const Iterator&, Context&, const Skipper&) const [with Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, Skipper = boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, Context = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >, Parser = boost::spirit::qi::optional<boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > > > >, Auto = mpl_::bool_<false>]’
/opt/boost-42/include/boost/function/function_template.hpp:132:   instantiated from ‘static R boost::detail::function::function_obj_invoker4<FunctionObj, R, T0, T1, T2, T3>::invoke(boost::detail::function::function_buffer&, T0, T1, T2, T3) [with FunctionObj = boost::spirit::qi::detail::parser_binder<boost::spirit::qi::optional<boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > > > >, mpl_::bool_<false> >, R = bool, T0 = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T1 = const __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T2 = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >&, T3 = const boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >&]’
/opt/boost-42/include/boost/function/function_template.hpp:913:   instantiated from ‘void boost::function4<R, T1, T2, T3, T4>::assign_to(Functor) [with Functor = boost::spirit::qi::detail::parser_binder<boost::spirit::qi::optional<boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > > > >, mpl_::bool_<false> >, R = bool, T0 = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T1 = const __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T2 = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >&, T3 = const boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >&]’
/opt/boost-42/include/boost/function/function_template.hpp:722:   instantiated from ‘boost::function4<R, T1, T2, T3, T4>::function4(Functor, typename boost::enable_if_c<boost::type_traits::ice_not<boost::is_integral<T>::value>::value, int>::type) [with Functor = boost::spirit::qi::detail::parser_binder<boost::spirit::qi::optional<boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > > > >, mpl_::bool_<false> >, R = bool, T0 = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T1 = const __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T2 = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >&, T3 = const boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >&]’
/opt/boost-42/include/boost/function/function_template.hpp:1064:   instantiated from ‘boost::function<R ()(T0, T1, T2, T3)>::function(Functor, typename boost::enable_if_c<boost::type_traits::ice_not<boost::is_integral<T>::value>::value, int>::type) [with Functor = boost::spirit::qi::detail::parser_binder<boost::spirit::qi::optional<boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > > > >, mpl_::bool_<false> >, R = bool, T0 = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T1 = const __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T2 = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >&, T3 = const boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >&]’
/opt/boost-42/include/boost/function/function_template.hpp:1105:   instantiated from ‘typename boost::enable_if_c<boost::type_traits::ice_not<boost::is_integral<T>::value>::value, boost::function<R ()(T0, T1, T2, T3)>&>::type boost::function<R ()(T0, T1, T2, T3)>::operator=(Functor) [with Functor = boost::spirit::qi::detail::parser_binder<boost::spirit::qi::optional<boost::spirit::qi::list<boost::spirit::qi::reference<const boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> > >, boost::spirit::qi::lexeme_directive<boost::spirit::qi::kleene<boost::spirit::qi::char_set<boost::spirit::char_encoding::standard, false> > > > >, mpl_::bool_<false> >, R = bool, T0 = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T1 = const __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >&, T2 = boost::spirit::context<boost::fusion::cons<std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&, boost::fusion::nil>, boost::fusion::vector0<void> >&, T3 = const boost::spirit::qi::char_class<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >&]’
/opt/boost-42/include/boost/spirit/home/qi/nonterminal/rule.hpp:183:   instantiated from ‘boost::spirit::qi::rule<Iterator, T1, T2, T3>& boost::spirit::qi::rule<Iterator, T1, T2, T3>::operator=(const Expr&) [with Expr = boost::proto::exprns_::expr<boost::proto::tag::negate, boost::proto::argsns_::list1<const boost::proto::exprns_::expr<boost::proto::tag::modulus, boost::proto::argsns_::list2<boost::spirit::qi::rule<__gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), boost::spirit::locals<int, int, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l> >&, const boost::proto::exprns_::expr<boost::proto::tag::subscript, boost::proto::argsns_::list2<const boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::lexeme>, 0l>&, const boost::proto::exprns_::expr<boost::proto::tag::dereference, boost::proto::argsns_::list1<const boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::terminal_ex<boost::spirit::tag::char_code<boost::spirit::tag::char_, boost::spirit::char_encoding::standard>, boost::fusion::vector1<const char (&)[3]> > >, 0l>&>, 1l>&>, 2l>&>, 2l>&>, 1l>, Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, T1 = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > > ()(), T2 = boost::proto::exprns_::expr<boost::proto::tag::terminal, boost::proto::argsns_::term<boost::spirit::tag::char_code<boost::spirit::tag::space, boost::spirit::char_encoding::ascii> >, 0l>, T3 = boost::fusion::unused_type]’
include/mapnik/image_filter_parser.hpp:62:   instantiated from ‘mapnik::image_filter_grammar<Iterator, ContType>::image_filter_grammar() [with Iterator = __gnu_cxx::__normal_iterator<const char*, std::basic_string<char, std::char_traits<char>, std::allocator<char> > >, ContType = std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >]’
src/load_map.cpp:438:   instantiated from here
/opt/boost-42/include/boost/variant/variant.hpp:1293: error: no matching function for call to ‘boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::initializer_root, mpl_::int_<0> >, boost::mpl::l_iter<boost::mpl::list10<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<1> >, boost::mpl::l_iter<boost::mpl::list9<mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<2> >, boost::mpl::l_iter<boost::mpl::list8<mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<3> >, boost::mpl::l_iter<boost::mpl::list7<mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<4> >, boost::mpl::l_iter<boost::mpl::list6<mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<5> >, boost::mpl::l_iter<boost::mpl::list5<mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<6> >, boost::mpl::l_iter<boost::mpl::list4<mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<7> >, boost::mpl::l_iter<boost::mpl::list3<mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<8> >, boost::mpl::l_iter<boost::mpl::list2<mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node::initialize(void*, const std::vector<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_>, std::allocator<boost::variant<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_, boost::detail::variant::void_> > >&)’
/opt/boost-42/include/boost/variant/detail/initializer.hpp:89: note: candidates are: static int boost::detail::variant::make_initializer_node::apply<BaseIndexPair, Iterator>::initializer_node::initialize(void*, typename boost::call_traits<typename boost::unwrap_recursive<typename boost::mpl::deref<First>::type>::type>::param_type) [with BaseIndexPair = boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::initializer_root, mpl_::int_<0> >, boost::mpl::l_iter<boost::mpl::list10<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<1> >, boost::mpl::l_iter<boost::mpl::list9<mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<2> >, boost::mpl::l_iter<boost::mpl::list8<mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<3> >, boost::mpl::l_iter<boost::mpl::list7<mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<4> >, boost::mpl::l_iter<boost::mpl::list6<mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<5> >, boost::mpl::l_iter<boost::mpl::list5<mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<6> >, boost::mpl::l_iter<boost::mpl::list4<mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<7> >, boost::mpl::l_iter<boost::mpl::list3<mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<8> >, boost::mpl::l_iter<boost::mpl::list2<mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<9> >, Iterator = boost::mpl::l_iter<boost::mpl::list1<mapnik::filter::invert> >]
/opt/boost-42/include/boost/variant/detail/initializer.hpp:89: note:                 static int boost::detail::variant::make_initializer_node::apply<BaseIndexPair, Iterator>::initializer_node::initialize(void*, typename boost::call_traits<typename boost::unwrap_recursive<typename boost::mpl::deref<First>::type>::type>::param_type) [with BaseIndexPair = boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::initializer_root, mpl_::int_<0> >, boost::mpl::l_iter<boost::mpl::list10<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<1> >, boost::mpl::l_iter<boost::mpl::list9<mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<2> >, boost::mpl::l_iter<boost::mpl::list8<mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<3> >, boost::mpl::l_iter<boost::mpl::list7<mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<4> >, boost::mpl::l_iter<boost::mpl::list6<mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<5> >, boost::mpl::l_iter<boost::mpl::list5<mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<6> >, boost::mpl::l_iter<boost::mpl::list4<mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<7> >, Iterator = boost::mpl::l_iter<boost::mpl::list3<mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> >]
/opt/boost-42/include/boost/variant/detail/initializer.hpp:89: note:                 static int boost::detail::variant::make_initializer_node::apply<BaseIndexPair, Iterator>::initializer_node::initialize(void*, typename boost::call_traits<typename boost::unwrap_recursive<typename boost::mpl::deref<First>::type>::type>::param_type) [with BaseIndexPair = boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::initializer_root, mpl_::int_<0> >, boost::mpl::l_iter<boost::mpl::list10<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<1> >, boost::mpl::l_iter<boost::mpl::list9<mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<2> >, boost::mpl::l_iter<boost::mpl::list8<mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<3> >, boost::mpl::l_iter<boost::mpl::list7<mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<4> >, boost::mpl::l_iter<boost::mpl::list6<mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<5> >, Iterator = boost::mpl::l_iter<boost::mpl::list5<mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> >]
/opt/boost-42/include/boost/variant/detail/initializer.hpp:89: note:                 static int boost::detail::variant::make_initializer_node::apply<BaseIndexPair, Iterator>::initializer_node::initialize(void*, typename boost::call_traits<typename boost::unwrap_recursive<typename boost::mpl::deref<First>::type>::type>::param_type) [with BaseIndexPair = boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::initializer_root, mpl_::int_<0> >, boost::mpl::l_iter<boost::mpl::list10<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<1> >, boost::mpl::l_iter<boost::mpl::list9<mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<2> >, boost::mpl::l_iter<boost::mpl::list8<mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<3> >, Iterator = boost::mpl::l_iter<boost::mpl::list7<mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> >]
/opt/boost-42/include/boost/variant/detail/initializer.hpp:89: note:                 static int boost::detail::variant::make_initializer_node::apply<BaseIndexPair, Iterator>::initializer_node::initialize(void*, typename boost::call_traits<typename boost::unwrap_recursive<typename boost::mpl::deref<First>::type>::type>::param_type) [with BaseIndexPair = boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::initializer_root, mpl_::int_<0> >, boost::mpl::l_iter<boost::mpl::list10<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<1> >, Iterator = boost::mpl::l_iter<boost::mpl::list9<mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> >]
/opt/boost-42/include/boost/variant/detail/initializer.hpp:122: note:                 static void boost::detail::variant::initializer_root::initialize()
/opt/boost-42/include/boost/variant/detail/initializer.hpp:89: note:                 static int boost::detail::variant::make_initializer_node::apply<BaseIndexPair, Iterator>::initializer_node::initialize(void*, typename boost::call_traits<typename boost::unwrap_recursive<typename boost::mpl::deref<First>::type>::type>::param_type) [with BaseIndexPair = boost::mpl::pair<boost::detail::variant::initializer_root, mpl_::int_<0> >, Iterator = boost::mpl::l_iter<boost::mpl::list10<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> >]
/opt/boost-42/include/boost/variant/detail/initializer.hpp:89: note:                 static int boost::detail::variant::make_initializer_node::apply<BaseIndexPair, Iterator>::initializer_node::initialize(void*, typename boost::call_traits<typename boost::unwrap_recursive<typename boost::mpl::deref<First>::type>::type>::param_type) [with BaseIndexPair = boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::initializer_root, mpl_::int_<0> >, boost::mpl::l_iter<boost::mpl::list10<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<1> >, boost::mpl::l_iter<boost::mpl::list9<mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<2> >, Iterator = boost::mpl::l_iter<boost::mpl::list8<mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> >]
/opt/boost-42/include/boost/variant/detail/initializer.hpp:89: note:                 static int boost::detail::variant::make_initializer_node::apply<BaseIndexPair, Iterator>::initializer_node::initialize(void*, typename boost::call_traits<typename boost::unwrap_recursive<typename boost::mpl::deref<First>::type>::type>::param_type) [with BaseIndexPair = boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::initializer_root, mpl_::int_<0> >, boost::mpl::l_iter<boost::mpl::list10<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<1> >, boost::mpl::l_iter<boost::mpl::list9<mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<2> >, boost::mpl::l_iter<boost::mpl::list8<mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<3> >, boost::mpl::l_iter<boost::mpl::list7<mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<4> >, Iterator = boost::mpl::l_iter<boost::mpl::list6<mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> >]
/opt/boost-42/include/boost/variant/detail/initializer.hpp:89: note:                 static int boost::detail::variant::make_initializer_node::apply<BaseIndexPair, Iterator>::initializer_node::initialize(void*, typename boost::call_traits<typename boost::unwrap_recursive<typename boost::mpl::deref<First>::type>::type>::param_type) [with BaseIndexPair = boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::initializer_root, mpl_::int_<0> >, boost::mpl::l_iter<boost::mpl::list10<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<1> >, boost::mpl::l_iter<boost::mpl::list9<mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<2> >, boost::mpl::l_iter<boost::mpl::list8<mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<3> >, boost::mpl::l_iter<boost::mpl::list7<mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<4> >, boost::mpl::l_iter<boost::mpl::list6<mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<5> >, boost::mpl::l_iter<boost::mpl::list5<mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<6> >, Iterator = boost::mpl::l_iter<boost::mpl::list4<mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> >]
s, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<4> >, boost::mpl::l_iter<boost::mpl::list6<mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<5> >, boost::mpl::l_iter<boost::mpl::list5<mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<6> >, Iterator = boost::mpl::l_iter<boost::mpl::list4<mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> >]etect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<5> >, boost::mpl::l_iter<boost::mpl::list5<mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<6> >, Iterator = boost::mpl::l_iter<boost::mpl::list4<mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> >]
/opt/boost-42/include/boost/variant/detail/initializer.hpp:89: note:                 static int boost::detail::variant::make_initializer_node::apply<BaseIndexPair, Iterator>::initializer_node::initialize(void*, typename boost::call_traits<typename boost::unwrap_recursive<typename boost::mpl::deref<First>::type>::type>::param_type) [with BaseIndexPair = boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::make_initializer_node::apply<boost::mpl::pair<boost::detail::variant::initializer_root, mpl_::int_<0> >, boost::mpl::l_iter<boost::mpl::list10<mapnik::filter::blur, mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<1> >, boost::mpl::l_iter<boost::mpl::list9<mapnik::filter::gray, mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<2> >, boost::mpl::l_iter<boost::mpl::list8<mapnik::filter::agg_stack_blur, mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<3> >, boost::mpl::l_iter<boost::mpl::list7<mapnik::filter::emboss, mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<4> >, boost::mpl::l_iter<boost::mpl::list6<mapnik::filter::sharpen, mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<5> >, boost::mpl::l_iter<boost::mpl::list5<mapnik::filter::edge_detect, mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<6> >, boost::mpl::l_iter<boost::mpl::list4<mapnik::filter::sobel, mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<7> >, boost::mpl::l_iter<boost::mpl::list3<mapnik::filter::x_gradient, mapnik::filter::y_gradient, mapnik::filter::invert> > >::initializer_node, mpl_::int_<8> >, Iterator = boost::mpl::l_iter<boost::mpl::list2<mapnik::filter::y_gradient, mapnik::filter::invert> >]
/opt/boost-42/include/boost/system/error_code.hpp: At global scope:
/opt/boost-42/include/boost/system/error_code.hpp:208: warning: ‘boost::system::system_category’ defined but not used
/opt/boost-42/include/boost/system/error_code.hpp:209: warning: ‘boost::system::generic_category’ defined but not used
/opt/boost-42/include/boost/system/error_code.hpp:214: warning: ‘boost::system::posix_category’ defined but not used
/opt/boost-42/include/boost/system/error_code.hpp:215: warning: ‘boost::system::errno_ecat’ defined but not used
/opt/boost-42/include/boost/system/error_code.hpp:216: warning: ‘boost::system::native_ecat’ defined but not used
scons: *** [src/load_map.os] Error 1
scons: building terminated because of errors.