rust/tests/ui/feature-gates/feature-gate-derive-smart-pointer.stderr
Xiangfei Ding f1be59fa72
SmartPointer derive-macro
Co-authored-by: Wedson Almeida Filho <walmeida@microsoft.com>
2024-06-24 03:03:34 +08:00

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error[E0658]: use of unstable library feature 'derive_smart_pointer'
--> $DIR/feature-gate-derive-smart-pointer.rs:3:10
|
LL | #[derive(SmartPointer)]
| ^^^^^^^^^^^^
|
= note: see issue #123430 <https://github.com/rust-lang/rust/issues/123430> for more information
= help: add `#![feature(derive_smart_pointer)]` to the crate attributes to enable
= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
error[E0658]: the `#[pointee]` attribute is an experimental feature
--> $DIR/feature-gate-derive-smart-pointer.rs:4:22
|
LL | struct MyPointer<'a, #[pointee] T: ?Sized> {
| ^^^^^^^^^^
|
= note: see issue #123430 <https://github.com/rust-lang/rust/issues/123430> for more information
= help: add `#![feature(derive_smart_pointer)]` to the crate attributes to enable
= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
error[E0658]: use of unstable library feature 'derive_smart_pointer'
--> $DIR/feature-gate-derive-smart-pointer.rs:1:5
|
LL | use std::marker::SmartPointer;
| ^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: see issue #123430 <https://github.com/rust-lang/rust/issues/123430> for more information
= help: add `#![feature(derive_smart_pointer)]` to the crate attributes to enable
= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
error: aborting due to 3 previous errors
For more information about this error, try `rustc --explain E0658`.