{
  "$type": "site.standard.document",
  "bskyPostRef": {
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    "uri": "at://did:plc:ivbknywyskln22er3nkssdhl/app.bsky.feed.post/3meh26s5njol2"
  },
  "path": "/t/what-s-where-size-kind-extra/23987#post_4",
  "publishedAt": "2026-02-09T17:36:43.000Z",
  "site": "https://internals.rust-lang.org",
  "textContent": "`where [(); X]:` is temporary syntax for \"`X` can be evaluated without panic/UB\", presumably chosen becaues it sort-of has the right meaning already. I wouldn't expect `generic_const_exprs` to be stabilised until it has changed to something more sensible.",
  "title": "What’s where [(); SIZE + Kind::EXTRA]:?"
}