File: array-len-size-of.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 (16 lines) | stat: -rw-r--r-- 322 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
//! Check that const eval can use the size of opaque types.
//@ check-pass
use std::mem;
fn returns_opaque() -> impl Sized {
    0u8
}

struct NamedOpaqueType {
    data: [mem::MaybeUninit<u8>; size_of_fut(returns_opaque)],
}

const fn size_of_fut<FUT>(x: fn() -> FUT) -> usize {
    mem::size_of::<FUT>()
}

fn main() {}