File: copy-requires-self-wf.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 (14 lines) | stat: -rw-r--r-- 245 bytes parent folder | download | duplicates (15) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
 
//@ check-pass

#[derive(Clone)]
struct A<'a, T>(&'a T);

impl<'a, T: Copy + 'a> Copy for A<'a, T> {}

#[derive(Clone)]
struct B<'a, T>(A<'a, T>);

// `T: '_` should be implied by `WF(B<'_, T>)`.
impl<T: Copy> Copy for B<'_, T> {}

fn main() {}