[Bug c/82695] gnu gcc (4.8 - 7.1) cannot parse some system headers in macOS (10.12)

[drikosev at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82695

--- Comment #3 from Ev Drikos <drikosev at gmail dot com> ---
gcc 8.1 on macos 10.13.4 successfully passes this test.

Thanks,
Ev. Drikos