https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71471
--- Comment #5 from David Edelsohn <dje at gcc dot gnu.org> --- <jakub> ah, no, it must be the %p one <jakub> and that is indeed arch specific I think <jakub> c99 says: <jakub> The value of the pointer is <jakub> converted to a sequence of printing characters, in an implementation-defined <jakub> manner.