mirror of https://github.com/rust-lang/rust
41 lines
1.2 KiB
Plaintext
41 lines
1.2 KiB
Plaintext
error[E0503]: cannot use `y` because it was mutably borrowed
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--> $DIR/borrowck-anon-fields-variant.rs:16:19
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LL | Foo::Y(ref mut a, _) => a,
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| --------- `y.0` is borrowed here
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...
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LL | let b = match y {
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| ^ use of borrowed `y.0`
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...
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LL | *a += 1;
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| ------- borrow later used here
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error[E0503]: cannot use `y` because it was mutably borrowed
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--> $DIR/borrowck-anon-fields-variant.rs:34:19
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LL | Foo::Y(ref mut a, _) => a,
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| --------- `y.0` is borrowed here
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...
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LL | let b = match y {
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| ^ use of borrowed `y.0`
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...
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LL | *a += 1;
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| ------- borrow later used here
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error[E0499]: cannot borrow `y.0` as mutable more than once at a time
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--> $DIR/borrowck-anon-fields-variant.rs:36:14
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LL | Foo::Y(ref mut a, _) => a,
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| --------- first mutable borrow occurs here
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...
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LL | Foo::Y(ref mut b, _) => b,
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| ^^^^^^^^^ second mutable borrow occurs here
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...
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LL | *a += 1;
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| ------- first borrow later used here
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error: aborting due to 3 previous errors
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Some errors have detailed explanations: E0499, E0503.
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For more information about an error, try `rustc --explain E0499`.
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