G++ refuses to compile simple, looking good code

[Jonathan Wakely]

On 14 June 2013 10:30, Luchezar Belev wrote:
> Hi,
> i'm not a c++/template guru and i can't decide if this is really a
> valid code or i have encountered a gcc bug:
>
> ------------------------------
> template <class T> struct A {
>   void *p;
> };
> template <class T> struct B : A<T> {
>   void *foo() { return p; }
> };
> ------------------------------
>
> g++ says "error: 'p' was not declared in this scope".
> microsoft's compiler is happy with the same code.
>
> Can anyone help?

http://gcc.gnu.org/wiki/VerboseDiagnostics#dependent_base