https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100537
--- Comment #6 from Jiu Fu Guo <guojiufu at gcc dot gnu.org> --- As Richard mentioned: one does mark the object addressable. Which is for 'label' (Gcc_backend::label_address). I'm wondering if all others invoking on build_fold_addr_expr_loc need to mark addressable?