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Rollup merge of #61084 - blkerby:unreachable_doc, r=KodrAus

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Clarify docs for unreachable! macro

Fixes #60754.
This commit is contained in:
Mazdak Farrokhzad
2019-05-28 11:48:53 +02:00
committed by GitHub
parent 837b72c805 27c75372f1
commit 08f7724355
1 changed files with 4 additions and 3 deletions
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src/libcore/macros.rs
+4 -3
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@@ -445,9 +445,10 @@ macro_rules! writeln {
/// * Iterators that dynamically terminate.
///
/// If the determination that the code is unreachable proves incorrect, the
/// program immediately terminates with a [`panic!`]. The function [`unreachable_unchecked`],
/// which belongs to the [`std::hint`] module, informs the compiler to
/// optimize the code out of the release version entirely.
/// program immediately terminates with a [`panic!`].
///
/// The unsafe counterpart of this macro is the [`unreachable_unchecked`] function, which
/// will cause undefined behavior if the code is reached.
///
/// [`panic!`]: ../std/macro.panic.html
/// [`unreachable_unchecked`]: ../std/hint/fn.unreachable_unchecked.html