gistfile1.txt

In file included from /usr/ports/local/rstudio/work/rstudio-rstudio-1c6c7bd/src/cpp/core/r_util/RSessionLaunchProfile.cpp:16:
In file included from /usr/ports/local/rstudio/work/rstudio-rstudio-1c6c7bd/src/cpp/core/include/core/r_util/RSessionLaunchProfile.hpp:19:
In file included from /usr/include/c++/v1/string:439:
/usr/include/c++/v1/algorithm:1720:19: error: no viable overloaded '='
        *__result = *__first;
        ~~~~~~~~~ ^ ~~~~~~~~
/usr/include/c++/v1/algorithm:1744:19: note: in instantiation of function template specialization 'std::__1::__copy<std::__1::__bit_iterator<std::__1::vector<bool, std::__1::allocator<bool> >, true, 0>, std::__1::back_insert_iterator<std::__1::vector<json_spirit::Value_impl<json_spirit::Config_map<std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > > >, std::__1::allocator<json_spirit::Value_impl<json_spirit::Config_map<std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > > > > > > >' requested here