您不有C ++编译器选项，直到你实际使用C ++编译器。在这种情况下，您没有.cpp文件。所以只需添加一个，编译器选项将出现。

You don't have the C++ compiler options until you're actually using the C++ compiler. In this case, you don't have a .cpp file. So just add one and the compiler options will appear.