https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89091
--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> --- (In reply to Jakub Jelinek from comment #8) > Well, for the decode_field_reference, I think it is essential not to change > *exp_ if returning NULL, because the caller uses lr_arg/rr_arg without > checking whether it returned NULL or not. The c_common_type_for_size change > is independent of the rest, I'd find it too risky for GCC9, but could be > posted for GCC10. David, are you going to submit this c_common_type_for_size change for GCC 10?