https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89972
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> --- (In reply to H.J. Lu from comment #4) > > So, do we want to ignore the TYPE_EMPTY_P arguments even for argument > > alignment computations (both at the caller and callee)? > > We should ask it in x86-64 psABI group. Can you please do that? Thanks.