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
|
error[E0308]: mismatched types
--> $DIR/fn-item-type.rs:22:19
|
LL | eq(foo::<u8>, bar::<u8>);
| -- ^^^^^^^^^ expected fn item, found a different fn item
| |
| arguments to this function are incorrect
|
= note: expected fn item `fn(_) -> _ {foo::<u8>}`
found fn item `fn(_) -> _ {bar::<u8>}`
= note: different fn items have unique types, even if their signatures are the same
note: function defined here
--> $DIR/fn-item-type.rs:11:4
|
LL | fn eq<T>(x: T, y: T) {}
| ^^ ----
= help: consider casting both fn items to fn pointers using `as fn(isize) -> isize`
error[E0308]: mismatched types
--> $DIR/fn-item-type.rs:29:19
|
LL | eq(foo::<u8>, foo::<i8>);
| -- ^^^^^^^^^ expected `u8`, found `i8`
| |
| arguments to this function are incorrect
|
= note: expected fn item `fn(_) -> _ {foo::<u8>}`
found fn item `fn(_) -> _ {foo::<i8>}`
= note: different fn items have unique types, even if their signatures are the same
note: function defined here
--> $DIR/fn-item-type.rs:11:4
|
LL | fn eq<T>(x: T, y: T) {}
| ^^ ----
= help: consider casting both fn items to fn pointers using `as fn(isize) -> isize`
error[E0308]: mismatched types
--> $DIR/fn-item-type.rs:34:23
|
LL | eq(bar::<String>, bar::<Vec<u8>>);
| -- ^^^^^^^^^^^^^^ expected `String`, found `Vec<u8>`
| |
| arguments to this function are incorrect
|
= note: expected fn item `fn(_) -> _ {bar::<String>}`
found fn item `fn(_) -> _ {bar::<Vec<u8>>}`
= note: different fn items have unique types, even if their signatures are the same
note: function defined here
--> $DIR/fn-item-type.rs:11:4
|
LL | fn eq<T>(x: T, y: T) {}
| ^^ ----
= help: consider casting both fn items to fn pointers using `as fn(isize) -> isize`
error[E0308]: mismatched types
--> $DIR/fn-item-type.rs:40:26
|
LL | eq(<u8 as Foo>::foo, <u16 as Foo>::foo);
| -- ^^^^^^^^^^^^^^^^^ expected `u8`, found `u16`
| |
| arguments to this function are incorrect
|
= note: expected fn item `fn() {<u8 as Foo>::foo}`
found fn item `fn() {<u16 as Foo>::foo}`
= note: different fn items have unique types, even if their signatures are the same
note: function defined here
--> $DIR/fn-item-type.rs:11:4
|
LL | fn eq<T>(x: T, y: T) {}
| ^^ ----
= help: consider casting both fn items to fn pointers using `as fn()`
error[E0308]: mismatched types
--> $DIR/fn-item-type.rs:45:19
|
LL | eq(foo::<u8>, bar::<u8> as fn(isize) -> isize);
| -- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected fn item, found fn pointer
| |
| arguments to this function are incorrect
|
= note: expected fn item `fn(_) -> _ {foo::<u8>}`
found fn pointer `fn(_) -> _`
= help: consider casting the fn item to a fn pointer: `foo::<u8> as fn(isize) -> isize`
note: function defined here
--> $DIR/fn-item-type.rs:11:4
|
LL | fn eq<T>(x: T, y: T) {}
| ^^ ----
error: aborting due to 5 previous errors
For more information about this error, try `rustc --explain E0308`.
|