On Mon, 25 May 2026, 06:13 Mital Ashok via Std-Proposals, <std-proposals@lists.isocpp.org> wrote:

I'm working on a proof-of-concept Clang implementation of this. I was
also wondering if there have been similar proposals for this in the
past? Sort of similar: <htttps://wg21.link/P2785R3>,
<https://wg21.link/P0573R2>

https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/p0927r2.pdf seems relevant too.