https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60512
--- Comment #18 from Alex Coplan <acoplan at gcc dot gnu.org> --- (In reply to Iain Sandoe from comment #16) > > AFAIR the main blocker to progress was trying to decide how to represent the > target/language/language version dependencies of the features and extensions > (there's a rudimentary scheme at the moment but it probably is not flexible > enough) Can you elaborate on this a little? In particular I'd be interested to hear about cases where the target matters.