https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59850
--- Comment #31 from Tom Tromey <tromey at gcc dot gnu.org> --- (In reply to Tom Tromey from comment #28) > > Please let me know what I can do to help complete this branch. I'd be happy > > to help write the documentation, for instance. > > It's maybe not quite ready for testing. I did a bit more work on it now. Josh, could you take a look? It's g...@github.com:tromey/gcc.git add-sparse-attributes Most useful, I think, would be a review of the tests, to make sure that they are complete and correct; and a review of the docs. force, adddress_space, and noderef are the final 5 commits on the branch. I didn't squash it all into submission form yet.