mirror of
https://github.com/rust-lang/rust.git
synced 2024-10-31 06:22:00 +00:00
39 lines
1.9 KiB
Plaintext
39 lines
1.9 KiB
Plaintext
error[E0492]: statics cannot refer to interior mutable data
|
|
--> $DIR/refs-to-cell-in-final.rs:13:54
|
|
|
|
|
LL | static RAW_SYNC_S: SyncPtr<Cell<i32>> = SyncPtr { x: &Cell::new(42) };
|
|
| ^^^^^^^^^^^^^^ this borrow of an interior mutable value may end up in the final value
|
|
|
|
|
= help: to fix this, the value can be extracted to a separate `static` item and then referenced
|
|
|
|
error[E0492]: constants cannot refer to interior mutable data
|
|
--> $DIR/refs-to-cell-in-final.rs:15:53
|
|
|
|
|
LL | const RAW_SYNC_C: SyncPtr<Cell<i32>> = SyncPtr { x: &Cell::new(42) };
|
|
| ^^^^^^^^^^^^^^ this borrow of an interior mutable value may end up in the final value
|
|
|
|
warning: encountered mutable pointer in final value of constant
|
|
--> $DIR/refs-to-cell-in-final.rs:30:1
|
|
|
|
|
LL | const UNDEFINED: &JsValue = &JsValue::Undefined;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
|
|
= note: for more information, see issue #122153 <https://github.com/rust-lang/rust/issues/122153>
|
|
= note: `#[warn(const_eval_mutable_ptr_in_final_value)]` on by default
|
|
|
|
error: aborting due to 2 previous errors; 1 warning emitted
|
|
|
|
For more information about this error, try `rustc --explain E0492`.
|
|
Future incompatibility report: Future breakage diagnostic:
|
|
warning: encountered mutable pointer in final value of constant
|
|
--> $DIR/refs-to-cell-in-final.rs:30:1
|
|
|
|
|
LL | const UNDEFINED: &JsValue = &JsValue::Undefined;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
|
|
= note: for more information, see issue #122153 <https://github.com/rust-lang/rust/issues/122153>
|
|
= note: `#[warn(const_eval_mutable_ptr_in_final_value)]` on by default
|
|
|