mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-24 07:44:10 +00:00
20 lines
931 B
Plaintext
20 lines
931 B
Plaintext
error[E0133]: borrow of layout constrained field with interior mutability is unsafe and requires unsafe function or block
|
|
--> $DIR/ranged_ints3_match.rs:14:17
|
|
|
|
|
LL | NonZero(ref x) => { x }
|
|
| ^^^^^ borrow of layout constrained field with interior mutability
|
|
|
|
|
= note: references to fields of layout constrained fields lose the constraints. Coupled with interior mutability, the field can be changed to invalid values
|
|
|
|
error[E0133]: mutation of layout constrained field is unsafe and requires unsafe function or block
|
|
--> $DIR/ranged_ints3_match.rs:20:23
|
|
|
|
|
LL | match y { NonZero(ref mut y) => { y } };
|
|
| ^^^^^^^^^ mutation of layout constrained field
|
|
|
|
|
= note: mutating layout constrained fields cannot statically be checked for valid values
|
|
|
|
error: aborting due to 2 previous errors
|
|
|
|
For more information about this error, try `rustc --explain E0133`.
|