File: custom-eq-branch-pass.rs

package info (click to toggle)
rustc 1.70.0%2Bdfsg1-9
  • links: PTS, VCS
  • area: main
  • in suites: forky, trixie
  • size: 722,120 kB
  • sloc: xml: 147,962; javascript: 10,210; sh: 8,590; python: 8,220; ansic: 5,901; cpp: 4,635; makefile: 4,001; asm: 2,856
file content (32 lines) | stat: -rw-r--r-- 428 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
 
// run-pass

#![warn(indirect_structural_match)]

struct CustomEq;

impl Eq for CustomEq {}
impl PartialEq for CustomEq {
    fn eq(&self, _: &Self) -> bool {
        false
    }
}

#[derive(PartialEq, Eq)]
enum Foo {
    Bar,
    Baz,
    Qux(CustomEq),
}

const BAR_BAZ: Foo = if 42 == 42 {
    Foo::Bar
} else {
    Foo::Baz
};

fn main() {
    match Foo::Qux(CustomEq) {
        BAR_BAZ => panic!(),
        _ => {}
    }
}