[Bug d/108763] va_arg usage in D doesn't compile

[ibuclaw at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108763

--- Comment #6 from ibuclaw at gcc dot gnu.org ---
I'll add it as a note to the deviations page.

https://gcc.gnu.org/onlinedocs/gdc/Missing-Features.html#Missing-Features

I'd actually forgotten about this.