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Fix typo in std::hint::black_box docs #75967

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Aug 28, 2020
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Fix typo in std::hint::black_box docs #75967

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2 changes: 1 addition & 1 deletion library/core/src/hint.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -101,7 +101,7 @@ pub fn spin_loop() {
/// [`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 `x` in any possible valid way that Rust code is allowed to without introducing undefined
/// 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
/// certain optimizations are not desired, such as benchmarks.
///
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