https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87788
--- Comment #13 from Iain Sandoe <iains at gcc dot gnu.org> --- bootstrap succeeded on x86_64-darwin16 --enable-languages=all for 265659. Shall we leave this PR open as a place to track getting D working on Darwin? .. or open a new one? (I guess from the point of view of archeology, the latter might be better than re-classifying this one to 'target').