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
|
error: lifetime may not live long enough
--> $DIR/variadic-ffi-4.rs:8:5
|
LL | pub unsafe extern "C" fn no_escape0<'f>(_: usize, ap: ...) -> VaListImpl<'f> {
| -- -- has type `core::ffi::VaListImpl<'1>`
| |
| lifetime `'f` defined here
LL | ap
| ^^ function was supposed to return data with lifetime `'1` but it is returning data with lifetime `'f`
error: lifetime may not live long enough
--> $DIR/variadic-ffi-4.rs:8:5
|
LL | pub unsafe extern "C" fn no_escape0<'f>(_: usize, ap: ...) -> VaListImpl<'f> {
| -- -- has type `core::ffi::VaListImpl<'1>`
| |
| lifetime `'f` defined here
LL | ap
| ^^ returning this value requires that `'1` must outlive `'f`
error: lifetime may not live long enough
--> $DIR/variadic-ffi-4.rs:14:5
|
LL | pub unsafe extern "C" fn no_escape1(_: usize, ap: ...) -> VaListImpl<'static> {
| -- has type `core::ffi::VaListImpl<'1>`
LL | ap
| ^^ returning this value requires that `'1` must outlive `'static`
error: lifetime may not live long enough
--> $DIR/variadic-ffi-4.rs:18:31
|
LL | let _ = ap.with_copy(|ap| ap);
| --- ^^ returning this value requires that `'1` must outlive `'2`
| | |
| | return type of closure is core::ffi::VaList<'2, '_>
| has type `core::ffi::VaList<'1, '_>`
error: lifetime may not live long enough
--> $DIR/variadic-ffi-4.rs:22:5
|
LL | pub unsafe extern "C" fn no_escape3(_: usize, mut ap0: &mut VaListImpl, mut ap1: ...) {
| ------- ------- has type `core::ffi::VaListImpl<'2>`
| |
| has type `&mut core::ffi::VaListImpl<'1>`
LL | *ap0 = ap1;
| ^^^^ assignment requires that `'1` must outlive `'2`
error: lifetime may not live long enough
--> $DIR/variadic-ffi-4.rs:22:5
|
LL | pub unsafe extern "C" fn no_escape3(_: usize, mut ap0: &mut VaListImpl, mut ap1: ...) {
| ------- ------- has type `core::ffi::VaListImpl<'2>`
| |
| has type `&mut core::ffi::VaListImpl<'1>`
LL | *ap0 = ap1;
| ^^^^ assignment requires that `'2` must outlive `'1`
error: lifetime may not live long enough
--> $DIR/variadic-ffi-4.rs:28:5
|
LL | pub unsafe extern "C" fn no_escape4(_: usize, mut ap0: &mut VaListImpl, mut ap1: ...) {
| ------- ------- has type `core::ffi::VaListImpl<'2>`
| |
| has type `&mut core::ffi::VaListImpl<'1>`
LL | ap0 = &mut ap1;
| ^^^^^^^^^^^^^^ assignment requires that `'1` must outlive `'2`
error: lifetime may not live long enough
--> $DIR/variadic-ffi-4.rs:28:5
|
LL | pub unsafe extern "C" fn no_escape4(_: usize, mut ap0: &mut VaListImpl, mut ap1: ...) {
| ------- ------- has type `core::ffi::VaListImpl<'2>`
| |
| has type `&mut core::ffi::VaListImpl<'1>`
LL | ap0 = &mut ap1;
| ^^^^^^^^^^^^^^ assignment requires that `'2` must outlive `'1`
error[E0597]: `ap1` does not live long enough
--> $DIR/variadic-ffi-4.rs:28:11
|
LL | pub unsafe extern "C" fn no_escape4(_: usize, mut ap0: &mut VaListImpl, mut ap1: ...) {
| - let's call the lifetime of this reference `'3`
LL | ap0 = &mut ap1;
| ------^^^^^^^^
| | |
| | borrowed value does not live long enough
| assignment requires that `ap1` is borrowed for `'3`
...
LL | }
| - `ap1` dropped here while still borrowed
error: lifetime may not live long enough
--> $DIR/variadic-ffi-4.rs:35:12
|
LL | pub unsafe extern "C" fn no_escape5(_: usize, mut ap0: &mut VaListImpl, mut ap1: ...) {
| ------- ------- has type `core::ffi::VaListImpl<'2>`
| |
| has type `&mut core::ffi::VaListImpl<'1>`
LL | *ap0 = ap1.clone();
| ^^^^^^^^^^^ argument requires that `'1` must outlive `'2`
error: lifetime may not live long enough
--> $DIR/variadic-ffi-4.rs:35:12
|
LL | pub unsafe extern "C" fn no_escape5(_: usize, mut ap0: &mut VaListImpl, mut ap1: ...) {
| ------- ------- has type `core::ffi::VaListImpl<'2>`
| |
| has type `&mut core::ffi::VaListImpl<'1>`
LL | *ap0 = ap1.clone();
| ^^^^^^^^^^^ argument requires that `'2` must outlive `'1`
error: aborting due to 11 previous errors
For more information about this error, try `rustc --explain E0597`.
|
