mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-22 14:55:26 +00:00
abf92c049d
Use a multipart suggestion instead of a single whole-span replacement: ``` error[E0796]: creating a shared reference to a mutable static --> $DIR/reference-to-mut-static-unsafe-fn.rs:10:18 | LL | let _y = &X; | ^^ shared reference to mutable static | = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior help: use `addr_of!` instead to create a raw pointer | LL | let _y = addr_of!(X); | ~~~~~~~~~ + ```
27 lines
1.2 KiB
Plaintext
27 lines
1.2 KiB
Plaintext
error[E0277]: the size for values of type `[i8]` cannot be known at compilation time
|
|
--> $DIR/issue-54410.rs:2:28
|
|
|
|
|
LL | pub static mut symbol: [i8];
|
|
| ^^^^ doesn't have a size known at compile-time
|
|
|
|
|
= help: the trait `Sized` is not implemented for `[i8]`
|
|
|
|
warning: creating a shared reference to mutable static is discouraged
|
|
--> $DIR/issue-54410.rs:7:31
|
|
|
|
|
LL | println!("{:p}", unsafe { &symbol });
|
|
| ^^^^^^^ shared reference to mutable static
|
|
|
|
|
= note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
|
|
= note: this will be a hard error in the 2024 edition
|
|
= note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior
|
|
= note: `#[warn(static_mut_refs)]` on by default
|
|
help: use `addr_of!` instead to create a raw pointer
|
|
|
|
|
LL | println!("{:p}", unsafe { addr_of!(symbol) });
|
|
| ~~~~~~~~~ +
|
|
|
|
error: aborting due to 1 previous error; 1 warning emitted
|
|
|
|
For more information about this error, try `rustc --explain E0277`.
|