https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120025
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |WONTFIX Status|UNCONFIRMED |RESOLVED --- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- The answer is NO; we removed them in 2010 (as an undocumented extension which is why -fpermissive was added): https://gcc.gnu.org/pipermail/gcc-patches/2010-September/295022.html r0-103185-g4e9ca9b0c8ad1c