[Bug target/125838] aarch64: Implementation divergence in vendor::preserve_none with variadic calls.

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125838

--- Comment #7 from Iain Sandoe <iains at gcc dot gnu.org> ---
FWIW that constraint (content of va_list) is academic for Darwin (and Windows
IIUC) since the va_list is just a char ptr with no state associated.