{
  "$type": "site.standard.document",
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  "path": "/t/could-you-borrow-a-bit/24300#post_9",
  "publishedAt": "2026-05-18T05:42:10.000Z",
  "site": "https://internals.rust-lang.org",
  "tags": [
    "align_of::<bool>() == 1"
  ],
  "textContent": "bascule:\n\n> or does the layout of `&bool` prevent that\n\nThis you can work out yourself.\n\nThere are `usize::MAX` possible places a `bool` could be, because align_of::<bool>() == 1.\n\n`&bool` is non-null, so it has exactly `usize::MAX` possible value.\n\nThus all possible values are accounted for and there's no space to add bit information.\n\n(Plus we wouldn't do that anyway, for other reasons.)",
  "title": "Could you borrow a bit?"
}