File: naked-invalid-attr.rs

package info (click to toggle)
rustc 1.85.0%2Bdfsg2-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 893,176 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; lisp: 29; perl: 29; ruby: 19; sql: 11
file content (53 lines) | stat: -rw-r--r-- 981 bytes parent folder | download | duplicates (4)
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
// Checks that #[naked] attribute can be placed on function definitions only.
//
//@ needs-asm-support
#![feature(naked_functions)]
#![naked] //~ ERROR should be applied to a function definition

use std::arch::naked_asm;

extern "C" {
    #[naked] //~ ERROR should be applied to a function definition
    fn f();
}

#[naked] //~ ERROR should be applied to a function definition
#[repr(C)]
struct S {
    a: u32,
    b: u32,
}

trait Invoke {
    #[naked] //~ ERROR should be applied to a function definition
    extern "C" fn invoke(&self);
}

impl Invoke for S {
    #[naked]
    extern "C" fn invoke(&self) {
        unsafe { naked_asm!("") }
    }
}

#[naked]
extern "C" fn ok() {
    unsafe { naked_asm!("") }
}

impl S {
    #[naked]
    extern "C" fn g() {
        unsafe { naked_asm!("") }
    }

    #[naked]
    extern "C" fn h(&self) {
        unsafe { naked_asm!("") }
    }
}

fn main() {
    #[naked] //~ ERROR should be applied to a function definition
    || {};
}