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Hint doc use convert::identity relative link

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Ivan Tham 2020-10-05 22:47:52 +08:00 committed by GitHub
parent d890e64dff
commit 5541456094
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1 changed files with 2 additions and 2 deletions
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library/core/src/hint.rs
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@ -98,8 +98,6 @@ pub fn spin_loop() {
/// An identity function that *__hints__* to the compiler to be maximally pessimistic about what
/// `black_box` could do.
///
/// [`std::convert::identity`]: https://doc.rust-lang.org/core/convert/fn.identity.html
///
/// Unlike [`std::convert::identity`], a Rust compiler is encouraged to assume that `black_box` can
/// use `dummy` in any possible valid way that Rust code is allowed to without introducing undefined
/// behavior in the calling code. This property makes `black_box` useful for writing code in which
@ -108,6 +106,8 @@ pub fn spin_loop() {
/// Note however, that `black_box` is only (and can only be) provided on a "best-effort" basis. The
/// extent to which it can block optimisations may vary depending upon the platform and code-gen
/// backend used. Programs cannot rely on `black_box` for *correctness* in any way.
///
/// [`std::convert::identity`]: ../convert/fn.identity.html
#[cfg_attr(not(miri), inline)]
#[cfg_attr(miri, inline(never))]
#[unstable(feature = "test", issue = "50297")]