errr

/home/malice/opendungeons/git/dependencies/angelscript/add_on/scriptstdstring/scriptstdstring.cpp: In function ‘void RegisterStdString_Native(asIScriptEngine*)’:
/home/malice/opendungeons/git/dependencies/angelscript/angelscript/include/angelscript.h:376:77: error: invalid static_cast from type ‘<unresolved overloaded function type>’ to type ‘bool (*)(const string&, const string&) {aka bool (*)(const std::basic_string<char>&, const std::basic_string<char>&)}’
 #define asFUNCTIONPR(f,p,r) asFunctionPtr((void (*)())(static_cast<r (*)p>(f)))
                                                                             ^
/home/malice/opendungeons/git/dependencies/angelscript/add_on/scriptstdstring/scriptstdstring.cpp:433:86: note: in expansion of macro ‘asFUNCTIONPR’
  r = engine->RegisterObjectMethod("string", "bool opEquals(const string &in) const", asFUNCTIONPR(operator ==, (const string &, const string &), bool), asCALL_CDECL_OBJFIRST); assert( r >= 0 );
                                                                                      ^
make[2]: *** [CMakeFiles/OpenDungeons.bin.dir/dependencies/angelscript/add_on/scriptstdstring/scriptstdstring.cpp.o] Error 1