https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116320
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #1) > Confirmed. This code can be made valid and we still ICE: Note commenting out the definition of c<Type>::d and the code no longer ICEs. That is commenting out: ``` template<class Type> c<Type>* c<Type>::d; ```