https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119481
--- Comment #8 from Alejandro Colomar <alx at kernel dot org> --- (In reply to Jonathan Wakely from comment #7) > (In reply to Alejandro Colomar from comment #6) > > But maybe I should say (part of) this extension is quite dangerous, > > regardless of it violating the standard. > > So don't use the option to enable the extensions then. As I said, I like very much some of the extensions. > > > And it would allow using the extension in new code, in ways that are not > > dangerous. > > It seems like what you want is a way to enable individual extensions from > the plan9 set. Then the existing -fplan9-extensions option will still enable > them all, as it's designed to do. But code that wants to use one or two of > those extensions, not all, can select that instead. Yes, a way to enable individual extensions would work for me. Is that something you'd see with better eyes?