[Bug c++/20710] g++ should warn when hiding non-virtual method in base class

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=20710

--- Comment #10 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Stephan Bergmann from comment #9)
> (In reply to Jonathan Wakely from comment #7)
> > The C++0x override control works for virtual and non-virtual names
> 
> That's not true for what then became the C++11 standard, right?  "A
> virt-specifier-seq shall appear only in the declaration of a virtual member
> function (10.3)."

Right.