mirror of https://github.com/rust-lang/rust
21 lines
938 B
Plaintext
21 lines
938 B
Plaintext
error[E0277]: `Cell<i32>` cannot be shared between threads safely
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--> $DIR/reentrantlockguard-sync.rs:13:15
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LL | test_sync(guard);
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| --------- ^^^^^ `Cell<i32>` cannot be shared between threads safely
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| required by a bound introduced by this call
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= help: the trait `Sync` is not implemented for `Cell<i32>`, which is required by `ReentrantLockGuard<'_, Cell<i32>>: Sync`
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= note: if you want to do aliasing and mutation between multiple threads, use `std::sync::RwLock` or `std::sync::atomic::AtomicI32` instead
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= note: required for `ReentrantLockGuard<'_, Cell<i32>>` to implement `Sync`
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note: required by a bound in `test_sync`
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--> $DIR/reentrantlockguard-sync.rs:7:17
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LL | fn test_sync<T: Sync>(_t: T) {}
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| ^^^^ required by this bound in `test_sync`
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0277`.
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