blob: c30f21bbf8fb17725e66c44bbede04bd849aa449 (
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
120
121
122
123
124
125
126
127
|
#![allow(unused_unsafe)]
#![allow(dead_code)]
#![deny(unsafe_code)]
struct Bar;
struct Bar2;
struct Bar3;
#[allow(unsafe_code)]
mod allowed_unsafe {
fn allowed() { unsafe {} }
unsafe fn also_allowed() {}
unsafe trait AllowedUnsafe { }
unsafe impl AllowedUnsafe for super::Bar {}
#[no_mangle] fn allowed2() {}
#[export_name = "foo"] fn allowed3() {}
}
macro_rules! unsafe_in_macro {
() => {{
#[no_mangle] fn foo() {} //~ ERROR: declaration of a `no_mangle` function
#[no_mangle] static FOO: u32 = 5; //~ ERROR: declaration of a `no_mangle` static
#[export_name = "bar"] fn bar() {}
//~^ ERROR: declaration of a function with `export_name`
#[export_name = "BAR"] static BAR: u32 = 5;
//~^ ERROR: declaration of a static with `export_name`
unsafe {} //~ ERROR: usage of an `unsafe` block
}}
}
#[no_mangle] fn foo() {} //~ ERROR: declaration of a `no_mangle` function
#[no_mangle] static FOO: u32 = 5; //~ ERROR: declaration of a `no_mangle` static
trait AssocFnTrait {
fn foo();
}
struct AssocFnFoo;
impl AssocFnFoo {
#[no_mangle] fn foo() {} //~ ERROR: declaration of a `no_mangle` method
}
impl AssocFnTrait for AssocFnFoo {
#[no_mangle] fn foo() {} //~ ERROR: declaration of a `no_mangle` method
}
#[export_name = "bar"] fn bar() {} //~ ERROR: declaration of a function with `export_name`
#[export_name = "BAR"] static BAR: u32 = 5; //~ ERROR: declaration of a static with `export_name`
struct AssocFnBar;
impl AssocFnBar {
#[export_name = "bar"] fn bar() {} //~ ERROR: declaration of a method with `export_name`
}
impl AssocFnTrait for AssocFnBar {
#[export_name = "bar"] fn foo() {} //~ ERROR: declaration of a method with `export_name`
}
unsafe fn baz() {} //~ ERROR: declaration of an `unsafe` function
unsafe trait Foo {} //~ ERROR: declaration of an `unsafe` trait
unsafe impl Foo for Bar {} //~ ERROR: implementation of an `unsafe` trait
trait Baz {
unsafe fn baz(&self); //~ ERROR: declaration of an `unsafe` method
unsafe fn provided(&self) {} //~ ERROR: implementation of an `unsafe` method
unsafe fn provided_override(&self) {} //~ ERROR: implementation of an `unsafe` method
}
impl Baz for Bar {
unsafe fn baz(&self) {} //~ ERROR: implementation of an `unsafe` method
unsafe fn provided_override(&self) {} //~ ERROR: implementation of an `unsafe` method
}
#[allow(unsafe_code)]
trait A {
unsafe fn allowed_unsafe(&self);
unsafe fn allowed_unsafe_provided(&self) {}
}
#[allow(unsafe_code)]
impl Baz for Bar2 {
unsafe fn baz(&self) {}
unsafe fn provided_override(&self) {}
}
impl Baz for Bar3 {
#[allow(unsafe_code)]
unsafe fn baz(&self) {}
unsafe fn provided_override(&self) {} //~ ERROR: implementation of an `unsafe` method
}
#[allow(unsafe_code)]
unsafe trait B {
fn dummy(&self) {}
}
trait C {
#[allow(unsafe_code)]
unsafe fn baz(&self);
unsafe fn provided(&self) {} //~ ERROR: implementation of an `unsafe` method
}
impl C for Bar {
#[allow(unsafe_code)]
unsafe fn baz(&self) {}
unsafe fn provided(&self) {} //~ ERROR: implementation of an `unsafe` method
}
impl C for Bar2 {
unsafe fn baz(&self) {} //~ ERROR: implementation of an `unsafe` method
}
trait D {
#[allow(unsafe_code)]
unsafe fn unsafe_provided(&self) {}
}
impl D for Bar {}
fn main() {
unsafe {} //~ ERROR: usage of an `unsafe` block
unsafe_in_macro!()
}
|
