ff2d506c2c
Reword E0044 and message for `!Send` types - Reword E0044 help. - Change error message for types that don't implement `Send` CC #45092, #46678, #24909, #33307.
43 lines
2.3 KiB
Text
43 lines
2.3 KiB
Text
error[E0277]: `*mut std::ops::Fn() + 'static` cannot be shared between threads safely
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--> $DIR/send-sync.rs:18:5
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LL | send(format_args!("{:?}", c)); //~ ERROR E0277
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| ^^^^ `*mut std::ops::Fn() + 'static` cannot be shared between threads safely
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= help: within `[std::fmt::ArgumentV1<'_>]`, the trait `std::marker::Sync` is not implemented for `*mut std::ops::Fn() + 'static`
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= note: required because it appears within the type `std::marker::PhantomData<*mut std::ops::Fn() + 'static>`
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= note: required because it appears within the type `core::fmt::Void`
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= note: required because it appears within the type `&core::fmt::Void`
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= note: required because it appears within the type `std::fmt::ArgumentV1<'_>`
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= note: required because it appears within the type `[std::fmt::ArgumentV1<'_>]`
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= note: required because of the requirements on the impl of `std::marker::Send` for `&[std::fmt::ArgumentV1<'_>]`
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= note: required because it appears within the type `std::fmt::Arguments<'_>`
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note: required by `send`
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--> $DIR/send-sync.rs:11:1
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LL | fn send<T: Send>(_: T) {}
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| ^^^^^^^^^^^^^^^^^^^^^^
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error[E0277]: `*mut std::ops::Fn() + 'static` cannot be shared between threads safely
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--> $DIR/send-sync.rs:19:5
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LL | sync(format_args!("{:?}", c)); //~ ERROR E0277
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| ^^^^ `*mut std::ops::Fn() + 'static` cannot be shared between threads safely
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= help: within `std::fmt::Arguments<'_>`, the trait `std::marker::Sync` is not implemented for `*mut std::ops::Fn() + 'static`
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= note: required because it appears within the type `std::marker::PhantomData<*mut std::ops::Fn() + 'static>`
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= note: required because it appears within the type `core::fmt::Void`
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= note: required because it appears within the type `&core::fmt::Void`
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= note: required because it appears within the type `std::fmt::ArgumentV1<'_>`
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= note: required because it appears within the type `[std::fmt::ArgumentV1<'_>]`
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= note: required because it appears within the type `&[std::fmt::ArgumentV1<'_>]`
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= note: required because it appears within the type `std::fmt::Arguments<'_>`
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note: required by `sync`
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--> $DIR/send-sync.rs:12:1
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LL | fn sync<T: Sync>(_: T) {}
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| ^^^^^^^^^^^^^^^^^^^^^^
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0277`.
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