https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64833
--- Comment #19 from Kazumoto Kojima <kkojima at gcc dot gnu.org> --- (In reply to Oleg Endo from comment #18) I don't know how it works, though I've found https://gcc.gnu.org/ml/gcc-patches/2006-03/msg01108.html
