https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125571
--- Comment #19 from Eric Botcazou <ebotcazou at gcc dot gnu.org> --- > The only option is likely to go for a different PHI insertion algorithm that > does not require iterated dominance frontiers (but by construction is then > less optimal). I suppose that it is too late to go back in time and do not go into SSA form for cases like this?
