File: static-function-pointer-xc.rs

package info (click to toggle)
rustc-web 1.85.0%2Bdfsg3-1~deb12u3
  • links: PTS, VCS
  • area: main
  • in suites: bookworm, bookworm-proposed-updates
  • size: 1,759,988 kB
  • sloc: xml: 158,127; python: 35,830; javascript: 19,497; cpp: 19,002; sh: 17,245; ansic: 13,127; asm: 4,376; makefile: 1,056; lisp: 29; perl: 29; ruby: 19; sql: 11
file content (17 lines) | stat: -rw-r--r-- 380 bytes parent folder | download | duplicates (18) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
 
//@ run-pass
//@ aux-build:static-function-pointer-aux.rs

extern crate static_function_pointer_aux as aux;

fn f(x: isize) -> isize { x }

pub fn main() {
    assert_eq!(aux::F(42), -42);
    unsafe {
        assert_eq!(aux::MutF(42), -42);
        aux::MutF = f;
        assert_eq!(aux::MutF(42), 42);
        aux::MutF = aux::f;
        assert_eq!(aux::MutF(42), -42);
    }
}