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Update RwLock deadlock example to not use shadowing #123118

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merged 1 commit into from
Mar 27, 2024
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Update RwLock deadlock example to not use shadowing #123118

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13 changes: 7 additions & 6 deletions library/std/src/sync/rwlock.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -31,13 +31,14 @@ use crate::sys::sync as sys;
/// <details><summary>Potential deadlock example</summary>
///
/// ```text
/// // Thread 1 | // Thread 2
/// let _rg = lock.read(); |
/// | // will block
/// | let _wg = lock.write();
/// // may deadlock |
/// let _rg = lock.read(); |
/// // Thread 1 | // Thread 2
/// let _rg1 = lock.read(); |
/// | // will block
/// | let _wg = lock.write();
/// // may deadlock |
/// let _rg2 = lock.read(); |
/// ```
///
/// </details>
///
/// The type parameter `T` represents the data that this lock protects. It is
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