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Suggest using a lock instead.
60 lines
2.6 KiB
Plaintext
60 lines
2.6 KiB
Plaintext
error[E0277]: `Cell<()>` cannot be shared between threads safely
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--> $DIR/suggest-cell.rs:12:20
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LL | require_sync::<std::cell::Cell<()>>();
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| ^^^^^^^^^^^^^^^^^^^ `Cell<()>` cannot be shared between threads safely
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= help: the trait `Sync` is not implemented for `Cell<()>`
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= note: if you want to do aliasing and mutation between multiple threads, use `std::sync::RwLock`
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note: required by a bound in `require_sync`
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--> $DIR/suggest-cell.rs:1:20
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LL | fn require_sync<T: Sync>() {}
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| ^^^^ required by this bound in `require_sync`
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error[E0277]: `Cell<u8>` cannot be shared between threads safely
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--> $DIR/suggest-cell.rs:17:20
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LL | require_sync::<std::cell::Cell<u8>>();
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| ^^^^^^^^^^^^^^^^^^^ `Cell<u8>` cannot be shared between threads safely
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= help: the trait `Sync` is not implemented for `Cell<u8>`
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= note: if you want to do aliasing and mutation between multiple threads, use `std::sync::RwLock` or `std::sync::atomic::AtomicU8` instead
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note: required by a bound in `require_sync`
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--> $DIR/suggest-cell.rs:1:20
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LL | fn require_sync<T: Sync>() {}
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| ^^^^ required by this bound in `require_sync`
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error[E0277]: `Cell<i32>` cannot be shared between threads safely
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--> $DIR/suggest-cell.rs:22:20
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LL | require_sync::<std::cell::Cell<i32>>();
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| ^^^^^^^^^^^^^^^^^^^^ `Cell<i32>` cannot be shared between threads safely
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= help: the trait `Sync` is not implemented for `Cell<i32>`
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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 by a bound in `require_sync`
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--> $DIR/suggest-cell.rs:1:20
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LL | fn require_sync<T: Sync>() {}
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| ^^^^ required by this bound in `require_sync`
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error[E0277]: `Cell<bool>` cannot be shared between threads safely
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--> $DIR/suggest-cell.rs:27:20
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LL | require_sync::<std::cell::Cell<bool>>();
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| ^^^^^^^^^^^^^^^^^^^^^ `Cell<bool>` cannot be shared between threads safely
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= help: the trait `Sync` is not implemented for `Cell<bool>`
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= note: if you want to do aliasing and mutation between multiple threads, use `std::sync::RwLock` or `std::sync::atomic::AtomicBool` instead
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note: required by a bound in `require_sync`
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--> $DIR/suggest-cell.rs:1:20
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LL | fn require_sync<T: Sync>() {}
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| ^^^^ required by this bound in `require_sync`
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error: aborting due to 4 previous errors
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For more information about this error, try `rustc --explain E0277`.
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