On 18 March 2012 16:56, Basile Starynkevitch wrote: > > * a garbage collector. Even a modular GCC need some memory management > policy (and > ref-counting à la GTK, or à la std::shared_ptr is not enough IMHO inside a > compiler > because a compiler has much more complex and circular data structures, and > much less > hierarchically organized, that a graphical tookit has).
As has been pointed out to you before, shared_ptr is designed to be useful even with circular structures. Please read about weak_ptr.