rust/tests/ui/consts/const_refs_to_static-ice-121413.stderr
Matthias Krüger 28f60ff9a4 add test for #121413
Fixes #121413
2024-04-21 22:00:38 +02:00

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error[E0433]: failed to resolve: use of undeclared type `AtomicUsize`
--> $DIR/const_refs_to_static-ice-121413.rs:8:24
|
LL | static FOO: Sync = AtomicUsize::new(0);
| ^^^^^^^^^^^ use of undeclared type `AtomicUsize`
|
help: consider importing this struct
|
LL + use std::sync::atomic::AtomicUsize;
|
warning: trait objects without an explicit `dyn` are deprecated
--> $DIR/const_refs_to_static-ice-121413.rs:8:17
|
LL | static FOO: Sync = AtomicUsize::new(0);
| ^^^^
|
= warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
= note: `#[warn(bare_trait_objects)]` on by default
help: if this is an object-safe trait, use `dyn`
|
LL | static FOO: dyn Sync = AtomicUsize::new(0);
| +++
error[E0277]: the size for values of type `(dyn Sync + 'static)` cannot be known at compilation time
--> $DIR/const_refs_to_static-ice-121413.rs:8:17
|
LL | static FOO: Sync = AtomicUsize::new(0);
| ^^^^ doesn't have a size known at compile-time
|
= help: the trait `Sized` is not implemented for `(dyn Sync + 'static)`
error[E0277]: the size for values of type `(dyn Sync + 'static)` cannot be known at compilation time
--> $DIR/const_refs_to_static-ice-121413.rs:8:24
|
LL | static FOO: Sync = AtomicUsize::new(0);
| ^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
|
= help: the trait `Sized` is not implemented for `(dyn Sync + 'static)`
= note: constant expressions must have a statically known size
error: aborting due to 3 previous errors; 1 warning emitted
Some errors have detailed explanations: E0277, E0433.
For more information about an error, try `rustc --explain E0277`.