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

[iains at gcc dot gnu.org]

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

--- Comment #15 from Iain Sandoe <iains at gcc dot gnu.org> ---
(In reply to Alfie Richards from comment #13)
> As that removes one of the variadic arguments did you also add an extra
> argument to the call or lower the loop iterations to 24? 
> 
> Without those changes I get the negative number for the call to foo with and
> without preserve_none, but with them they both are fine.
> 
> (https://godbolt.org/z/4oc9h9qqK)

doh :)
too quick off the mark.