https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94973
--- Comment #12 from Jonathan Wakely <redi at gcc dot gnu.org> --- -fno-ms-extensions will allow you to compile it, as long as you aren't relying on any of the other MSVC compatibility quirks.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94973
--- Comment #12 from Jonathan Wakely <redi at gcc dot gnu.org> --- -fno-ms-extensions will allow you to compile it, as long as you aren't relying on any of the other MSVC compatibility quirks.