http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46836
--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> 2010-12-07 16:48:56 UTC --- (In reply to comment #2) > On Tue, Dec 07, 2010 at 03:31:22PM +0000, redi at gcc dot gnu.org wrote: > > It's not entirely trivial, because e.g. std::tuple_size is declared in more > > than one place, and we have internal helpers which might be in namespace std > > but probably don't want to be reported as being part of any standard header, > > but I'd love to see this. > > Wow, what entirely trivial implementation are you thinking of? :) My first thought was just fudging it with #line 1 "<algorithm>" But it would be nice to do better than that!