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document representation of Option<unsafe fn()>

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Benno Lossin 2025-05-23 15:38:57 +02:00
parent 52bf0cf795
commit a08f6f10d4
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library/core/src/option.rs
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@ -135,7 +135,7 @@
//! | [`ptr::NonNull<U>`] | when `U: Sized` |
//! | `#[repr(transparent)]` struct around one of the types in this list. | when it holds for the inner type |
//!
//! [^extern_fn]: this remains true for any argument/return types and any other ABI: `extern "abi" fn` (_e.g._, `extern "system" fn`)
//! [^extern_fn]: this remains true for `unsafe` variants, any argument/return types, and any other ABI: `[unsafe] extern "abi" fn` (_e.g._, `extern "system" fn`)
//!
//! Under some conditions the above types `T` are also null pointer optimized when wrapped in a [`Result`][result_repr].
//!