blob: c2351aacdae62a35706b5e52a5e194f82816ed19 (
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
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
|
error[E0499]: cannot borrow `foo.bar1` as mutable more than once at a time
--> $DIR/borrowck-borrow-from-owned-ptr.rs:18:17
|
LL | let bar1 = &mut foo.bar1;
| ------------- first mutable borrow occurs here
LL | let _bar2 = &mut foo.bar1;
| ^^^^^^^^^^^^^ second mutable borrow occurs here
LL | *bar1;
| ----- first borrow later used here
error[E0502]: cannot borrow `foo.bar1` as immutable because it is also borrowed as mutable
--> $DIR/borrowck-borrow-from-owned-ptr.rs:25:17
|
LL | let bar1 = &mut foo.bar1;
| ------------- mutable borrow occurs here
LL | let _bar2 = &foo.bar1;
| ^^^^^^^^^ immutable borrow occurs here
LL | *bar1;
| ----- mutable borrow later used here
error[E0502]: cannot borrow `foo.bar1` as mutable because it is also borrowed as immutable
--> $DIR/borrowck-borrow-from-owned-ptr.rs:32:17
|
LL | let bar1 = &foo.bar1;
| --------- immutable borrow occurs here
LL | let _bar2 = &mut foo.bar1;
| ^^^^^^^^^^^^^ mutable borrow occurs here
LL | *bar1;
| ----- immutable borrow later used here
error[E0499]: cannot borrow `foo.bar1` as mutable more than once at a time
--> $DIR/borrowck-borrow-from-owned-ptr.rs:64:21
|
LL | let bar1 = &mut foo.bar1;
| ------------- first mutable borrow occurs here
LL | match *foo {
LL | Foo { bar1: ref mut _bar1, bar2: _ } => {}
| ^^^^^^^^^^^^^ second mutable borrow occurs here
...
LL | *bar1;
| ----- first borrow later used here
error[E0502]: cannot borrow `foo.bar1` as immutable because it is also borrowed as mutable
--> $DIR/borrowck-borrow-from-owned-ptr.rs:73:17
|
LL | let bar1 = &mut foo.bar1.int1;
| ------------------ mutable borrow occurs here
LL | let _foo1 = &foo.bar1;
| ^^^^^^^^^ immutable borrow occurs here
LL | let _foo2 = &*foo;
LL | *bar1;
| ----- mutable borrow later used here
error[E0502]: cannot borrow `*foo` as immutable because it is also borrowed as mutable
--> $DIR/borrowck-borrow-from-owned-ptr.rs:74:17
|
LL | let bar1 = &mut foo.bar1.int1;
| ------------------ mutable borrow occurs here
LL | let _foo1 = &foo.bar1;
LL | let _foo2 = &*foo;
| ^^^^^ immutable borrow occurs here
LL | *bar1;
| ----- mutable borrow later used here
error[E0499]: cannot borrow `foo.bar1` as mutable more than once at a time
--> $DIR/borrowck-borrow-from-owned-ptr.rs:81:17
|
LL | let bar1 = &mut foo.bar1.int1;
| ------------------ first mutable borrow occurs here
LL | let _foo1 = &mut foo.bar1;
| ^^^^^^^^^^^^^ second mutable borrow occurs here
LL | *bar1;
| ----- first borrow later used here
error[E0499]: cannot borrow `*foo` as mutable more than once at a time
--> $DIR/borrowck-borrow-from-owned-ptr.rs:88:17
|
LL | let bar1 = &mut foo.bar1.int1;
| ------------------ first mutable borrow occurs here
LL | let _foo2 = &mut *foo;
| ^^^^^^^^^ second mutable borrow occurs here
LL | *bar1;
| ----- first borrow later used here
error[E0502]: cannot borrow `foo.bar1` as mutable because it is also borrowed as immutable
--> $DIR/borrowck-borrow-from-owned-ptr.rs:95:17
|
LL | let bar1 = &foo.bar1.int1;
| -------------- immutable borrow occurs here
LL | let _foo1 = &mut foo.bar1;
| ^^^^^^^^^^^^^ mutable borrow occurs here
LL | *bar1;
| ----- immutable borrow later used here
error[E0502]: cannot borrow `*foo` as mutable because it is also borrowed as immutable
--> $DIR/borrowck-borrow-from-owned-ptr.rs:102:17
|
LL | let bar1 = &foo.bar1.int1;
| -------------- immutable borrow occurs here
LL | let _foo2 = &mut *foo;
| ^^^^^^^^^ mutable borrow occurs here
LL | *bar1;
| ----- immutable borrow later used here
error[E0596]: cannot borrow `foo.bar1` as mutable, as `foo` is not declared as mutable
--> $DIR/borrowck-borrow-from-owned-ptr.rs:122:16
|
LL | let bar1 = &mut foo.bar1;
| ^^^^^^^^^^^^^ cannot borrow as mutable
|
help: consider changing this to be mutable
|
LL | let mut foo = make_foo();
| +++
error: aborting due to 11 previous errors
Some errors have detailed explanations: E0499, E0502, E0596.
For more information about an error, try `rustc --explain E0499`.
|
