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Commit | Line | Data |
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dc9dc135 | 1 | // compile-flags: --cfg something |
416331ca | 2 | // edition:2018 |
dc9dc135 | 3 | |
e1599b0c | 4 | #![feature(async_closure)] |
dc9dc135 XL |
5 | #![deny(unused_variables)] |
6 | ||
7 | extern "C" { | |
8 | fn ffi( | |
9 | #[cfg(nothing)] a: i32, | |
10 | #[cfg(something)] b: i32, | |
11 | #[cfg_attr(something, cfg(nothing))] c: i32, | |
12 | #[cfg_attr(nothing, cfg(nothing))] ... | |
13 | ); | |
14 | } | |
15 | ||
16 | type FnType = fn( | |
17 | #[cfg(nothing)] a: i32, | |
18 | #[cfg(something)] b: i32, | |
19 | #[cfg_attr(nothing, cfg(nothing))] c: i32, | |
20 | #[cfg_attr(something, cfg(nothing))] d: i32, | |
21 | ); | |
22 | ||
416331ca XL |
23 | async fn foo_async( |
24 | #[cfg(something)] a: i32, | |
25 | //~^ ERROR unused variable: `a` | |
26 | #[cfg(nothing)] b: i32, | |
27 | ) {} | |
dc9dc135 XL |
28 | fn foo( |
29 | #[cfg(nothing)] a: i32, | |
30 | #[cfg(something)] b: i32, | |
416331ca | 31 | //~^ ERROR unused variable: `b` |
dc9dc135 | 32 | #[cfg_attr(nothing, cfg(nothing))] c: i32, |
416331ca | 33 | //~^ ERROR unused variable: `c` |
dc9dc135 XL |
34 | #[cfg_attr(something, cfg(nothing))] d: i32, |
35 | ) {} | |
36 | ||
37 | struct RefStruct {} | |
38 | impl RefStruct { | |
416331ca XL |
39 | async fn bar_async( |
40 | &self, | |
41 | #[cfg(something)] a: i32, | |
42 | //~^ ERROR unused variable: `a` | |
43 | #[cfg(nothing)] b: i32, | |
44 | ) {} | |
dc9dc135 XL |
45 | fn bar( |
46 | &self, | |
47 | #[cfg(nothing)] a: i32, | |
48 | #[cfg(something)] b: i32, | |
416331ca | 49 | //~^ ERROR unused variable: `b` |
dc9dc135 | 50 | #[cfg_attr(nothing, cfg(nothing))] c: i32, |
416331ca | 51 | //~^ ERROR unused variable: `c` |
dc9dc135 XL |
52 | #[cfg_attr(something, cfg(nothing))] d: i32, |
53 | ) {} | |
e1599b0c XL |
54 | fn issue_64682_associated_fn( |
55 | #[cfg(nothing)] a: i32, | |
56 | #[cfg(something)] b: i32, | |
57 | //~^ ERROR unused variable: `b` | |
58 | #[cfg_attr(nothing, cfg(nothing))] c: i32, | |
59 | //~^ ERROR unused variable: `c` | |
60 | #[cfg_attr(something, cfg(nothing))] d: i32, | |
61 | ) {} | |
dc9dc135 XL |
62 | } |
63 | trait RefTrait { | |
64 | fn bar( | |
65 | &self, | |
66 | #[cfg(nothing)] a: i32, | |
67 | #[cfg(something)] b: i32, | |
416331ca | 68 | //~^ ERROR unused variable: `b` |
dc9dc135 | 69 | #[cfg_attr(nothing, cfg(nothing))] c: i32, |
416331ca | 70 | //~^ ERROR unused variable: `c` |
dc9dc135 XL |
71 | #[cfg_attr(something, cfg(nothing))] d: i32, |
72 | ) {} | |
e1599b0c XL |
73 | fn issue_64682_associated_fn( |
74 | #[cfg(nothing)] a: i32, | |
75 | #[cfg(something)] b: i32, | |
76 | //~^ ERROR unused variable: `b` | |
77 | #[cfg_attr(nothing, cfg(nothing))] c: i32, | |
78 | //~^ ERROR unused variable: `c` | |
79 | #[cfg_attr(something, cfg(nothing))] d: i32, | |
80 | ) {} | |
dc9dc135 XL |
81 | } |
82 | impl RefTrait for RefStruct { | |
83 | fn bar( | |
84 | &self, | |
85 | #[cfg(nothing)] a: i32, | |
86 | #[cfg(something)] b: i32, | |
416331ca | 87 | //~^ ERROR unused variable: `b` |
dc9dc135 | 88 | #[cfg_attr(nothing, cfg(nothing))] c: i32, |
416331ca | 89 | //~^ ERROR unused variable: `c` |
dc9dc135 XL |
90 | #[cfg_attr(something, cfg(nothing))] d: i32, |
91 | ) {} | |
e1599b0c XL |
92 | fn issue_64682_associated_fn( |
93 | #[cfg(nothing)] a: i32, | |
94 | #[cfg(something)] b: i32, | |
95 | //~^ ERROR unused variable: `b` | |
96 | #[cfg_attr(nothing, cfg(nothing))] c: i32, | |
97 | //~^ ERROR unused variable: `c` | |
98 | #[cfg_attr(something, cfg(nothing))] d: i32, | |
99 | ) {} | |
dc9dc135 XL |
100 | } |
101 | ||
102 | fn main() { | |
103 | let _: unsafe extern "C" fn(_, ...) = ffi; | |
104 | let _: fn(_, _) = foo; | |
105 | let _: FnType = |_, _| {}; | |
416331ca XL |
106 | let a = async move | |
107 | #[cfg(something)] a: i32, | |
108 | //~^ ERROR unused variable: `a` | |
109 | #[cfg(nothing)] b: i32, | |
110 | | {}; | |
dc9dc135 XL |
111 | let c = | |
112 | #[cfg(nothing)] a: i32, | |
113 | #[cfg(something)] b: i32, | |
416331ca | 114 | //~^ ERROR unused variable: `b` |
dc9dc135 | 115 | #[cfg_attr(nothing, cfg(nothing))] c: i32, |
416331ca | 116 | //~^ ERROR unused variable: `c` |
dc9dc135 XL |
117 | #[cfg_attr(something, cfg(nothing))] d: i32, |
118 | | {}; | |
416331ca | 119 | let _ = a(1); |
dc9dc135 XL |
120 | let _ = c(1, 2); |
121 | } |