f83e0266cf
Rollup of 7 pull requests Successful merges: - #98218 (Document the conditional existence of `alloc::sync` and `alloc::task`.) - #99216 (docs: be less harsh in wording for Vec::from_raw_parts) - #99460 (docs: Improve AsRef / AsMut docs on blanket impls) - #100470 (Tweak `FpCategory` example order.) - #101040 (Fix `#[derive(Default)]` on a generic `#[default]` enum adding unnecessary `Default` bounds) - #101308 (introduce `{char, u8}::is_ascii_octdigit`) - #102486 (Add diagnostic struct for const eval error in `rustc_middle`) Failed merges: r? `@ghost` `@rustbot` modify labels: rollup
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