217 lines
7.9 KiB
Plaintext
217 lines
7.9 KiB
Plaintext
error[E0505]: cannot move out of `arr[..]` because it is borrowed
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--> $DIR/borrowck-move-ref-pattern.rs:8:24
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LL | let hold_all = &arr;
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| ---- borrow of `arr` occurs here
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LL | let [ref _x0_hold, _x1, ref xs_hold @ ..] = arr;
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| ^^^ move out of `arr[..]` occurs here
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LL | _x1 = U;
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LL | drop(hold_all);
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| -------- borrow later used here
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error[E0384]: cannot assign twice to immutable variable `_x1`
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--> $DIR/borrowck-move-ref-pattern.rs:9:5
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LL | let [ref _x0_hold, _x1, ref xs_hold @ ..] = arr;
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| ---
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| |
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| first assignment to `_x1`
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| help: consider making this binding mutable: `mut _x1`
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LL | _x1 = U;
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| ^^^^^^^ cannot assign twice to immutable variable
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error[E0505]: cannot move out of `arr[..]` because it is borrowed
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--> $DIR/borrowck-move-ref-pattern.rs:11:10
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LL | let [ref _x0_hold, _x1, ref xs_hold @ ..] = arr;
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| ------------ borrow of `arr[..]` occurs here
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...
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LL | let [_x0, ..] = arr;
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| ^^^ move out of `arr[..]` occurs here
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LL | drop(_x0_hold);
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| -------- borrow later used here
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error[E0502]: cannot borrow `arr[..]` as mutable because it is also borrowed as immutable
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--> $DIR/borrowck-move-ref-pattern.rs:13:16
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LL | let [ref _x0_hold, _x1, ref xs_hold @ ..] = arr;
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| ----------- immutable borrow occurs here
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...
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LL | let [_, _, ref mut _x2, _x3, mut _x4] = arr;
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| ^^^^^^^^^^^ mutable borrow occurs here
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...
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LL | drop(xs_hold);
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| ------- immutable borrow later used here
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error[E0505]: cannot move out of `arr[..]` because it is borrowed
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--> $DIR/borrowck-move-ref-pattern.rs:13:29
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LL | let [ref _x0_hold, _x1, ref xs_hold @ ..] = arr;
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| ----------- borrow of `arr[..]` occurs here
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...
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LL | let [_, _, ref mut _x2, _x3, mut _x4] = arr;
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| ^^^ move out of `arr[..]` occurs here
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...
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LL | drop(xs_hold);
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| ------- borrow later used here
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error[E0505]: cannot move out of `arr[..]` because it is borrowed
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--> $DIR/borrowck-move-ref-pattern.rs:13:34
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LL | let [ref _x0_hold, _x1, ref xs_hold @ ..] = arr;
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| ----------- borrow of `arr[..]` occurs here
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...
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LL | let [_, _, ref mut _x2, _x3, mut _x4] = arr;
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| ^^^^^^^ move out of `arr[..]` occurs here
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...
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LL | drop(xs_hold);
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| ------- borrow later used here
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error[E0384]: cannot assign twice to immutable variable `_x1`
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--> $DIR/borrowck-move-ref-pattern.rs:23:5
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LL | let (ref _x0, _x1, ref _x2, ..) = tup;
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| ---
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| |
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| first assignment to `_x1`
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| help: consider making this binding mutable: `mut _x1`
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LL | _x1 = U;
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| ^^^^^^^ cannot assign twice to immutable variable
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error[E0502]: cannot borrow `tup.0` as mutable because it is also borrowed as immutable
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--> $DIR/borrowck-move-ref-pattern.rs:24:20
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LL | let (ref _x0, _x1, ref _x2, ..) = tup;
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| ------- immutable borrow occurs here
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LL | _x1 = U;
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LL | let _x0_hold = &mut tup.0;
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| ^^^^^^^^^^ mutable borrow occurs here
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LL | let (ref mut _x0_hold, ..) = tup;
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LL | *_x0 = U;
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| -------- immutable borrow later used here
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error[E0502]: cannot borrow `tup.0` as mutable because it is also borrowed as immutable
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--> $DIR/borrowck-move-ref-pattern.rs:25:10
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LL | let (ref _x0, _x1, ref _x2, ..) = tup;
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| ------- immutable borrow occurs here
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...
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LL | let (ref mut _x0_hold, ..) = tup;
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| ^^^^^^^^^^^^^^^^ mutable borrow occurs here
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LL | *_x0 = U;
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| -------- immutable borrow later used here
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error[E0594]: cannot assign to `*_x0`, which is behind a `&` reference
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--> $DIR/borrowck-move-ref-pattern.rs:26:5
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LL | *_x0 = U;
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| ^^^^^^^^ `_x0` is a `&` reference, so the data it refers to cannot be written
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help: consider changing this to be a mutable reference
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LL | let (ref mut _x0, _x1, ref _x2, ..) = tup;
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| ~~~~~~~~~~~
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error[E0594]: cannot assign to `*_x2`, which is behind a `&` reference
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--> $DIR/borrowck-move-ref-pattern.rs:27:5
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LL | *_x2 = U;
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| ^^^^^^^^ `_x2` is a `&` reference, so the data it refers to cannot be written
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help: consider changing this to be a mutable reference
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LL | let (ref _x0, _x1, ref mut _x2, ..) = tup;
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| ~~~~~~~~~~~
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error[E0382]: use of moved value: `tup.1`
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--> $DIR/borrowck-move-ref-pattern.rs:28:10
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LL | let (ref _x0, _x1, ref _x2, ..) = tup;
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| --- value moved here
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...
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LL | drop(tup.1);
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| ^^^^^ value used here after move
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= note: move occurs because `tup.1` has type `U`, which does not implement the `Copy` trait
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help: borrow this binding in the pattern to avoid moving the value
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LL | let (ref _x0, ref _x1, ref _x2, ..) = tup;
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| +++
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error[E0382]: borrow of moved value: `tup.1`
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--> $DIR/borrowck-move-ref-pattern.rs:29:20
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LL | drop(tup.1);
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| ----- value moved here
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LL | let _x1_hold = &tup.1;
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| ^^^^^^ value borrowed here after move
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= note: move occurs because `tup.1` has type `U`, which does not implement the `Copy` trait
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error[E0502]: cannot borrow `tup.3` as immutable because it is also borrowed as mutable
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--> $DIR/borrowck-move-ref-pattern.rs:31:20
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LL | let (.., ref mut _x3) = tup;
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| ----------- mutable borrow occurs here
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LL | let _x3_hold = &tup.3;
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| ^^^^^^ immutable borrow occurs here
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...
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LL | drop(_x3);
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| --- mutable borrow later used here
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error[E0499]: cannot borrow `tup.3` as mutable more than once at a time
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--> $DIR/borrowck-move-ref-pattern.rs:32:20
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LL | let (.., ref mut _x3) = tup;
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| ----------- first mutable borrow occurs here
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LL | let _x3_hold = &tup.3;
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LL | let _x3_hold = &mut tup.3;
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| ^^^^^^^^^^ second mutable borrow occurs here
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...
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LL | drop(_x3);
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| --- first borrow later used here
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error[E0499]: cannot borrow `tup.3` as mutable more than once at a time
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--> $DIR/borrowck-move-ref-pattern.rs:33:14
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LL | let (.., ref mut _x3) = tup;
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| ----------- first mutable borrow occurs here
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...
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LL | let (.., ref mut _x4_hold) = tup;
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| ^^^^^^^^^^^^^^^^ second mutable borrow occurs here
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LL | let (.., ref _x4_hold) = tup;
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LL | drop(_x3);
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| --- first borrow later used here
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error[E0502]: cannot borrow `tup.3` as immutable because it is also borrowed as mutable
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--> $DIR/borrowck-move-ref-pattern.rs:34:14
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LL | let (.., ref mut _x3) = tup;
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| ----------- mutable borrow occurs here
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...
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LL | let (.., ref _x4_hold) = tup;
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| ^^^^^^^^^^^^ immutable borrow occurs here
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LL | drop(_x3);
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| --- mutable borrow later used here
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error[E0382]: use of moved value: `tup`
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--> $DIR/borrowck-move-ref-pattern.rs:43:14
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LL | let mut tup = (U, U, U);
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| ------- move occurs because `tup` has type `(U, U, U)`, which does not implement the `Copy` trait
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LL | let c1 = || {
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| -- value moved into closure here
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LL | let (ref _x0, _x1, _) = tup;
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| --- variable moved due to use in closure
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LL | };
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LL | let c2 = || {
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| ^^ value used here after move
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LL |
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LL | let (ref mut _x0, _, _x2) = tup;
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| --- use occurs due to use in closure
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error: aborting due to 18 previous errors
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Some errors have detailed explanations: E0382, E0384, E0499, E0502, E0505, E0594.
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For more information about an error, try `rustc --explain E0382`.
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