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compiler/rustc_data_structures/src/sync.rs: delete MappedLockGuard 

It seems it is left-over after some refactoring
This commit is contained in:
Askar Safin 2025-02-11 08:14:00 +03:00
parent 20edddc72a
commit 844a47ab9f
1 changed files with 0 additions and 1 deletions
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src/parallel-rustc.md
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@ -58,7 +58,6 @@ are implemented differently depending on whether `parallel-compiler` is true.
| WriteGuard | parking_lot::RwLockWriteGuard | std::cell::RefMut | | WriteGuard | parking_lot::RwLockWriteGuard | std::cell::RefMut |
| MappedWriteGuard | parking_lot::MappedRwLockWriteGuard | std::cell::RefMut | | MappedWriteGuard | parking_lot::MappedRwLockWriteGuard | std::cell::RefMut |
| LockGuard | parking_lot::MutexGuard | std::cell::RefMut | | LockGuard | parking_lot::MutexGuard | std::cell::RefMut |
| MappedLockGuard | parking_lot::MappedMutexGuard | std::cell::RefMut |
- These thread-safe data structures are interspersed during compilation which - These thread-safe data structures are interspersed during compilation which
can cause lock contention resulting in degraded performance as the number of can cause lock contention resulting in degraded performance as the number of