It was stabilized in 2019 by accident: https://twitter.com/m_ou_se/status/1396827152859942921 https://twitter.com/m_ou_se/status/1396827152859942921 https://g

It was stabilized in 2019 by accident: https://twitter.com/m_ou_se/status/1396827152859942921 https://twitter.com/m_ou_se/status/1396827152859942921 https://github.com/rust-lang/rust/pull/79270 https://github.com/rust-lang/rust/pull/79270