Disable warning about explicitly initializing base constructor inside copy constructor of derived class

Question

I\'m using g++ version 4.2.1 with -Wextra enabled. I\'m including a header from a library, and I keep getting the following warning about a class in the library, which is enable

Answer 1

If it's not a real problem, and you can't change the library (I guess you can't or you'd have done so), you can disable warnings temporarily using the GCC diagnostic pragma.