Doesn't look like it. There's no proposed wording
in there, and https://github.com/cplusplus/papers/issues/358
shows little activity.
On Fri, Jan 2, 2026 at 7:36 AM
Phil Bouchard via Std-Proposals <std-proposals@lists.isocpp.org>
wrote:
--Was this accepted?
https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/p1229r0.html
Cheers,
--
Phil Bouchard 
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