File: issue-67144-1.rs

package info (click to toggle)
rustc-web 1.78.0%2Bdfsg1-2~deb11u3
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,245,360 kB
  • sloc: xml: 147,985; javascript: 18,022; sh: 11,083; python: 10,265; ansic: 6,172; cpp: 5,023; asm: 4,390; makefile: 4,269
file content (25 lines) | stat: -rw-r--r-- 470 bytes parent folder | download | duplicates (13) 
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
 
//@ check-pass
struct X;

impl X {
    pub fn getn<const N: usize>(&self) -> [u8; N] {
        getn::<N>()
    }
}

fn getn<const N: usize>() -> [u8; N] {
    unsafe {
        std::mem::zeroed()
    }
}

fn main() {
    // works
    let [a,b,c] = getn::<3>();

    // cannot pattern-match on an array without a fixed length
    let [a,b,c] = X.getn::<3>();

    // mismatched types, expected array `[u8; 3]` found array `[u8; _]`
    let arr: [u8; 3] = X.getn::<3>();
}