mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-01 06:51:58 +00:00
67 lines
2.3 KiB
Plaintext
67 lines
2.3 KiB
Plaintext
warning: taking a mutable reference to a `const` item
|
|
--> $DIR/E0388.rs:4:30
|
|
|
|
|
LL | const CR: &'static mut i32 = &mut C;
|
|
| ^^^^^^
|
|
|
|
|
= note: each usage of a `const` item creates a new temporary
|
|
= note: the mutable reference will refer to this temporary, not the original `const` item
|
|
note: `const` item defined here
|
|
--> $DIR/E0388.rs:2:1
|
|
|
|
|
LL | const C: i32 = 2;
|
|
| ^^^^^^^^^^^^
|
|
= note: `#[warn(const_item_mutation)]` on by default
|
|
|
|
error[E0764]: mutable references are not allowed in the final value of constants
|
|
--> $DIR/E0388.rs:4:30
|
|
|
|
|
LL | const CR: &'static mut i32 = &mut C;
|
|
| ^^^^^^
|
|
|
|
error[E0658]: mutation through a reference is not allowed in statics
|
|
--> $DIR/E0388.rs:6:39
|
|
|
|
|
LL | static STATIC_REF: &'static mut i32 = &mut X;
|
|
| ^^^^^^
|
|
|
|
|
= note: see issue #57349 <https://github.com/rust-lang/rust/issues/57349> for more information
|
|
= help: add `#![feature(const_mut_refs)]` to the crate attributes to enable
|
|
|
|
error[E0764]: mutable references are not allowed in the final value of statics
|
|
--> $DIR/E0388.rs:6:39
|
|
|
|
|
LL | static STATIC_REF: &'static mut i32 = &mut X;
|
|
| ^^^^^^
|
|
|
|
error[E0596]: cannot borrow immutable static item `X` as mutable
|
|
--> $DIR/E0388.rs:6:39
|
|
|
|
|
LL | static STATIC_REF: &'static mut i32 = &mut X;
|
|
| ^^^^^^ cannot borrow as mutable
|
|
|
|
warning: taking a mutable reference to a `const` item
|
|
--> $DIR/E0388.rs:10:38
|
|
|
|
|
LL | static CONST_REF: &'static mut i32 = &mut C;
|
|
| ^^^^^^
|
|
|
|
|
= note: each usage of a `const` item creates a new temporary
|
|
= note: the mutable reference will refer to this temporary, not the original `const` item
|
|
note: `const` item defined here
|
|
--> $DIR/E0388.rs:2:1
|
|
|
|
|
LL | const C: i32 = 2;
|
|
| ^^^^^^^^^^^^
|
|
|
|
error[E0764]: mutable references are not allowed in the final value of statics
|
|
--> $DIR/E0388.rs:10:38
|
|
|
|
|
LL | static CONST_REF: &'static mut i32 = &mut C;
|
|
| ^^^^^^
|
|
|
|
error: aborting due to 5 previous errors; 2 warnings emitted
|
|
|
|
Some errors have detailed explanations: E0596, E0658, E0764.
|
|
For more information about an error, try `rustc --explain E0596`.
|