Anyway to achieve the following

[Paul Backus]

On Sunday, 15 August 2021 at 07:10:17 UTC, JG wrote:
>
> Hi,
>
> This is exactly the behaviour I was trying to obtain.
>
> It however comes with a fair amount of overhead, as can be seen 
> in the following llvm ir:
>
> [...]

I'm not really familiar with llvm ir, but looking at it on 
godbolt, it seems like the main difference is that taking the 
address of `s.x` forces the compiler to place `s` in memory, 
rather than keeping it entirely in registers:

https://d.godbolt.org/z/1afbsM6fv