File: issue-97094.rs

package info (click to toggle)
rustc 1.85.0%2Bdfsg3-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental, forky, sid, trixie
  • size: 893,396 kB
  • sloc: xml: 158,127; python: 35,830; javascript: 19,497; cpp: 19,002; sh: 17,245; ansic: 13,127; asm: 4,376; makefile: 1,051; perl: 29; lisp: 29; ruby: 19; sql: 11
file content (50 lines) | stat: -rw-r--r-- 1,087 bytes parent folder | download | duplicates (9)
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
#![deny(warnings)]

// Ensure that unknown lints inside cfg-attr's are linted for

#![cfg_attr(all(), allow(nonex_lint_top_level))]
//~^ ERROR unknown lint
#![cfg_attr(all(), allow(bare_trait_object))]
//~^ ERROR has been renamed

#[cfg_attr(all(), allow(nonex_lint_mod))]
//~^ ERROR unknown lint
mod baz {
    #![cfg_attr(all(), allow(nonex_lint_mod_inner))]
    //~^ ERROR unknown lint
}

#[cfg_attr(all(), allow(nonex_lint_fn))]
//~^ ERROR unknown lint
pub fn main() {}

macro_rules! bar {
    ($($t:tt)*) => {
        $($t)*
    };
}

bar!(
    #[cfg_attr(all(), allow(nonex_lint_in_macro))]
    //~^ ERROR unknown lint
    pub fn _bar() {}
);

// No warning for non-applying cfg
#[cfg_attr(any(), allow(nonex_lint_fn))]
pub fn _foo() {}

// Allowing unknown lints works if inside cfg_attr
#[cfg_attr(all(), allow(unknown_lints))]
mod bar_allowed {
    #[allow(nonex_lint_fn)]
    fn _foo() {}
}

// ... but not if the cfg_attr doesn't evaluate
#[cfg_attr(any(), allow(unknown_lints))]
mod bar_not_allowed {
    #[allow(nonex_lint_fn)]
    //~^ ERROR unknown lint
    fn _foo() {}
}