summaryrefslogtreecommitdiffstats
path: root/tests/ui/borrowck/borrow-raw-address-of-mutability.stderr
blob: a7748209187121bdd6f779b8d9e5644f0eaa0582 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
error[E0596]: cannot borrow `x` as mutable, as it is not declared as mutable
  --> $DIR/borrow-raw-address-of-mutability.rs:5:13
   |
LL |     let y = &raw mut x;
   |             ^^^^^^^^^^ cannot borrow as mutable
   |
help: consider changing this to be mutable
   |
LL |     let mut x = 0;
   |         +++

error[E0596]: cannot borrow `x` as mutable, as it is not declared as mutable
  --> $DIR/borrow-raw-address-of-mutability.rs:11:17
   |
LL |     let x = 0;
   |         - help: consider changing this to be mutable: `mut x`
LL |     let mut f = || {
LL |         let y = &raw mut x;
   |                 ^^^^^^^^^^ cannot borrow as mutable

error[E0596]: cannot borrow `f` as mutable, as it is not declared as mutable
  --> $DIR/borrow-raw-address-of-mutability.rs:21:5
   |
LL |         let y = &raw mut x;
   |                          - calling `f` requires mutable binding due to mutable borrow of `x`
LL |     };
LL |     f();
   |     ^ cannot borrow as mutable
   |
help: consider changing this to be mutable
   |
LL |     let mut f = || {
   |         +++

error[E0596]: cannot borrow `x` as mutable, as it is a captured variable in a `Fn` closure
  --> $DIR/borrow-raw-address-of-mutability.rs:29:17
   |
LL | fn make_fn<F: Fn()>(f: F) -> F { f }
   |                        - change this to accept `FnMut` instead of `Fn`
...
LL |     let f = make_fn(|| {
   |             ------- -- in this closure
   |             |
   |             expects `Fn` instead of `FnMut`
LL |         let y = &raw mut x;
   |                 ^^^^^^^^^^ cannot borrow as mutable

error[E0596]: cannot borrow `x` as mutable, as it is a captured variable in a `Fn` closure
  --> $DIR/borrow-raw-address-of-mutability.rs:37:17
   |
LL | fn make_fn<F: Fn()>(f: F) -> F { f }
   |                        - change this to accept `FnMut` instead of `Fn`
...
LL |     let f = make_fn(move || {
   |             ------- ------- in this closure
   |             |
   |             expects `Fn` instead of `FnMut`
LL |         let y = &raw mut x;
   |                 ^^^^^^^^^^ cannot borrow as mutable

error: aborting due to 5 previous errors

For more information about this error, try `rustc --explain E0596`.