error: cannot move out of value because it is borrowed
- --> $DIR/borrowck-pat-at-and-box.rs:37:9
+ --> $DIR/borrowck-pat-at-and-box.rs:31:9
|
LL | let ref a @ box b = Box::new(NC);
| -----^^^^^^^-
| value borrowed, by `a`, here
error: cannot borrow value as mutable because it is also borrowed as immutable
- --> $DIR/borrowck-pat-at-and-box.rs:39:9
+ --> $DIR/borrowck-pat-at-and-box.rs:34:9
|
LL | let ref a @ box ref mut b = Box::new(nc());
| -----^^^^^^^---------
| immutable borrow, by `a`, occurs here
error: cannot borrow value as mutable because it is also borrowed as immutable
- --> $DIR/borrowck-pat-at-and-box.rs:41:9
+ --> $DIR/borrowck-pat-at-and-box.rs:36:9
|
LL | let ref a @ box ref mut b = Box::new(NC);
| -----^^^^^^^---------
| immutable borrow, by `a`, occurs here
error: cannot borrow value as mutable because it is also borrowed as immutable
- --> $DIR/borrowck-pat-at-and-box.rs:43:9
+ --> $DIR/borrowck-pat-at-and-box.rs:38:9
|
LL | let ref a @ box ref mut b = Box::new(NC);
| -----^^^^^^^---------
| immutable borrow, by `a`, occurs here
error: cannot borrow value as mutable because it is also borrowed as immutable
- --> $DIR/borrowck-pat-at-and-box.rs:46:9
+ --> $DIR/borrowck-pat-at-and-box.rs:42:9
|
LL | let ref a @ box ref mut b = Box::new(NC);
| -----^^^^^^^---------
| immutable borrow, by `a`, occurs here
error: cannot borrow value as immutable because it is also borrowed as mutable
- --> $DIR/borrowck-pat-at-and-box.rs:52:9
+ --> $DIR/borrowck-pat-at-and-box.rs:48:9
|
LL | let ref mut a @ box ref b = Box::new(NC);
| ---------^^^^^^^-----
| mutable borrow, by `a`, occurs here
error: cannot borrow value as immutable because it is also borrowed as mutable
- --> $DIR/borrowck-pat-at-and-box.rs:66:9
+ --> $DIR/borrowck-pat-at-and-box.rs:62:9
|
LL | ref mut a @ box ref b => {
| ---------^^^^^^^-----
| mutable borrow, by `a`, occurs here
error: cannot borrow value as immutable because it is also borrowed as mutable
- --> $DIR/borrowck-pat-at-and-box.rs:58:11
+ --> $DIR/borrowck-pat-at-and-box.rs:54:11
|
LL | fn f5(ref mut a @ box ref b: Box<NC>) {
| ---------^^^^^^^-----
| | immutable borrow, by `b`, occurs here
| mutable borrow, by `a`, occurs here
-error[E0382]: use of moved value
- --> $DIR/borrowck-pat-at-and-box.rs:21:18
- |
-LL | let a @ box &b = Box::new(&C);
- | ---------^ ------------ move occurs because value has type `Box<&C>`, which does not implement the `Copy` trait
- | | |
- | | value used here after move
- | value moved here
-
-error[E0382]: use of moved value
- --> $DIR/borrowck-pat-at-and-box.rs:24:17
- |
-LL | let a @ box b = Box::new(C);
- | --------^ ----------- move occurs because value has type `Box<C>`, which does not implement the `Copy` trait
- | | |
- | | value used here after move
- | value moved here
-
-error[E0382]: use of moved value
- --> $DIR/borrowck-pat-at-and-box.rs:34:17
- |
-LL | match Box::new(C) {
- | ----------- move occurs because value has type `Box<C>`, which does not implement the `Copy` trait
-LL | a @ box b => {}
- | --------^
- | | |
- | | value used here after move
- | value moved here
+error[E0382]: borrow of moved value
+ --> $DIR/borrowck-pat-at-and-box.rs:31:9
+ |
+LL | let ref a @ box b = Box::new(NC);
+ | ^^^^^ - value moved here
+ | |
+ | value borrowed here after move
+ |
+ = note: move occurs because value has type `NC`, which does not implement the `Copy` trait
+help: borrow this binding in the pattern to avoid moving the value
+ |
+LL | let ref a @ box ref b = Box::new(NC);
+ | +++
-error[E0502]: cannot borrow value as mutable because it is also borrowed as immutable
- --> $DIR/borrowck-pat-at-and-box.rs:46:21
+error[E0502]: cannot borrow value as immutable because it is also borrowed as mutable
+ --> $DIR/borrowck-pat-at-and-box.rs:38:9
|
LL | let ref a @ box ref mut b = Box::new(NC);
- | ------------^^^^^^^^^
- | | |
- | | mutable borrow occurs here
+ | ^^^^^ --------- mutable borrow occurs here
+ | |
| immutable borrow occurs here
...
-LL | drop(a);
- | - immutable borrow later used here
+LL | *b = NC;
+ | ------- mutable borrow later used here
error[E0502]: cannot borrow value as immutable because it is also borrowed as mutable
- --> $DIR/borrowck-pat-at-and-box.rs:52:25
+ --> $DIR/borrowck-pat-at-and-box.rs:42:9
+ |
+LL | let ref a @ box ref mut b = Box::new(NC);
+ | ^^^^^ --------- mutable borrow occurs here
+ | |
+ | immutable borrow occurs here
+...
+LL | *b = NC;
+ | ------- mutable borrow later used here
+
+error[E0502]: cannot borrow value as mutable because it is also borrowed as immutable
+ --> $DIR/borrowck-pat-at-and-box.rs:48:9
|
LL | let ref mut a @ box ref b = Box::new(NC);
- | ----------------^^^^^
- | | |
- | | immutable borrow occurs here
+ | ^^^^^^^^^ ----- immutable borrow occurs here
+ | |
| mutable borrow occurs here
...
-LL | *a = Box::new(NC);
- | -- mutable borrow later used here
+LL | drop(b);
+ | - immutable borrow later used here
-error[E0502]: cannot borrow value as immutable because it is also borrowed as mutable
- --> $DIR/borrowck-pat-at-and-box.rs:66:25
+error[E0502]: cannot borrow value as mutable because it is also borrowed as immutable
+ --> $DIR/borrowck-pat-at-and-box.rs:62:9
|
LL | ref mut a @ box ref b => {
- | ----------------^^^^^
- | | |
- | | immutable borrow occurs here
+ | ^^^^^^^^^ ----- immutable borrow occurs here
+ | |
| mutable borrow occurs here
...
-LL | *a = Box::new(NC);
- | -- mutable borrow later used here
-
-error[E0382]: use of moved value
- --> $DIR/borrowck-pat-at-and-box.rs:27:20
- |
-LL | fn f1(a @ box &b: Box<&C>) {}
- | ---------^
- | | |
- | | value used here after move
- | value moved here
- | move occurs because value has type `Box<&C>`, which does not implement the `Copy` trait
-
-error[E0382]: use of moved value
- --> $DIR/borrowck-pat-at-and-box.rs:30:19
- |
-LL | fn f2(a @ box b: Box<C>) {}
- | --------^
- | | |
- | | value used here after move
- | value moved here
- | move occurs because value has type `Box<C>`, which does not implement the `Copy` trait
+LL | drop(b);
+ | - immutable borrow later used here
-error[E0502]: cannot borrow value as immutable because it is also borrowed as mutable
- --> $DIR/borrowck-pat-at-and-box.rs:58:27
+error[E0502]: cannot borrow value as mutable because it is also borrowed as immutable
+ --> $DIR/borrowck-pat-at-and-box.rs:54:11
|
LL | fn f5(ref mut a @ box ref b: Box<NC>) {
- | ----------------^^^^^
- | | |
- | | immutable borrow occurs here
+ | ^^^^^^^^^ ----- immutable borrow occurs here
+ | |
| mutable borrow occurs here
...
-LL | *a = Box::new(NC);
- | -- mutable borrow later used here
+LL | drop(b);
+ | - immutable borrow later used here
-error: aborting due to 17 previous errors
+error: aborting due to 14 previous errors
Some errors have detailed explanations: E0382, E0502.
For more information about an error, try `rustc --explain E0382`.