From: no.spam.here@its.invalid   
      
   On 4/17/2014 11:36 AM, red floyd wrote:   
   > On 4/17/2014 5:26 AM, marcel.loose@googlemail.com wrote:   
   >> Hi all,   
   >>   
   >> I bumped into a compilation error with GCC 4.8 with the following code:   
   >>   
   >> $ cat t.cc   
   >> class B   
   >> {   
   >> protected:   
   >>   struct S {};   
   >>   virtual void doIt(struct S& s) = 0;   
   >> };   
   >>   
   >> class D : public B   
   >> {   
   >> public:   
   >>   using B::S;   
   >>   virtual void doIt(struct S& s);   
   >> };   
   >>   
   >> void D::doIt(struct S& s)   
   >> {   
   >>   (void)s;   
   >> }   
   >>   
   >   
   > I'm not sure what the actual problem is, but I'd like to point out that   
   > the "using B::S" is unnecessary.   
   >   
   >   
   Correction.  It looks like the intent of the using statement is to make   
   D::S public.   
      
      
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