On Mon, Aug 23, 2021 at 10:15 PM Tom Lane <tgl@sss.pgh.pa.us> wrote:
>
> And yes, I absolutely would prohibit extensions from accessing many
> of them, if there were a reasonable way to do it. It would be a good
> start towards establishing a defined API for extensions.
The v2 patch I sent does that, at least when compiling with GCC. I
didn't find something similar for clang, but I only checked quickly.
I'm assuming that the unreasonable part is having to add some extra
attribute to the variable? Would it be acceptable if wrapped into
some other macro, as I proposed?