类似这种：
note: parameter passing for argument of type ‘__gnu_cxx::__normal_iterator<const nlohmann::basic_json<>*, std::vector<nlohmann::basic_json<>, std::allocator<nlohmann::basic_json<> > > >’ changed in GCC 7.1
加入g++编译选项：-Wno-psabi 解决警告提示
原文：https://www.cnblogs.com/jest549/p/14654505.html