rust/tests/ui/sync/suggest-cell.stderr

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error[E0277]: `Cell<()>` cannot be shared between threads safely
--> $DIR/suggest-cell.rs:12:20
|
LL | require_sync::<std::cell::Cell<()>>();
| ^^^^^^^^^^^^^^^^^^^ `Cell<()>` cannot be shared between threads safely
|
= help: the trait `Sync` is not implemented for `Cell<()>`
= note: if you want to do aliasing and mutation between multiple threads, use `std::sync::RwLock`
note: required by a bound in `require_sync`
--> $DIR/suggest-cell.rs:1:20
|
LL | fn require_sync<T: Sync>() {}
| ^^^^ required by this bound in `require_sync`
error[E0277]: `Cell<u8>` cannot be shared between threads safely
--> $DIR/suggest-cell.rs:17:20
|
LL | require_sync::<std::cell::Cell<u8>>();
| ^^^^^^^^^^^^^^^^^^^ `Cell<u8>` cannot be shared between threads safely
|
= help: the trait `Sync` is not implemented for `Cell<u8>`
= note: if you want to do aliasing and mutation between multiple threads, use `std::sync::RwLock` or `std::sync::atomic::AtomicU8` instead
note: required by a bound in `require_sync`
--> $DIR/suggest-cell.rs:1:20
|
LL | fn require_sync<T: Sync>() {}
| ^^^^ required by this bound in `require_sync`
error[E0277]: `Cell<i32>` cannot be shared between threads safely
--> $DIR/suggest-cell.rs:22:20
|
LL | require_sync::<std::cell::Cell<i32>>();
| ^^^^^^^^^^^^^^^^^^^^ `Cell<i32>` cannot be shared between threads safely
|
= help: the trait `Sync` is not implemented for `Cell<i32>`
= note: if you want to do aliasing and mutation between multiple threads, use `std::sync::RwLock` or `std::sync::atomic::AtomicI32` instead
note: required by a bound in `require_sync`
--> $DIR/suggest-cell.rs:1:20
|
LL | fn require_sync<T: Sync>() {}
| ^^^^ required by this bound in `require_sync`
error[E0277]: `Cell<bool>` cannot be shared between threads safely
--> $DIR/suggest-cell.rs:27:20
|
LL | require_sync::<std::cell::Cell<bool>>();
| ^^^^^^^^^^^^^^^^^^^^^ `Cell<bool>` cannot be shared between threads safely
|
= help: the trait `Sync` is not implemented for `Cell<bool>`
= note: if you want to do aliasing and mutation between multiple threads, use `std::sync::RwLock` or `std::sync::atomic::AtomicBool` instead
note: required by a bound in `require_sync`
--> $DIR/suggest-cell.rs:1:20
|
LL | fn require_sync<T: Sync>() {}
| ^^^^ required by this bound in `require_sync`
error: aborting due to 4 previous errors
For more information about this error, try `rustc --explain E0277`.