File: issue-38714.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 (19 lines) | stat: -rw-r--r-- 421 bytes parent folder | download | duplicates (12) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
//@ run-pass
#![allow(dead_code)]
#![allow(unused_variables)]
struct UsizeRef<'a> {
    a: &'a usize
}

type RefTo = Box<dyn for<'r> Fn(&'r Vec<usize>) -> UsizeRef<'r>>;

fn ref_to<'a>(vec: &'a Vec<usize>) -> UsizeRef<'a> {
    UsizeRef{ a: &vec[0]}
}

fn main() {
    // Regression test: this was causing ICEs; it should compile.
    let a: RefTo = Box::new(|vec: &Vec<usize>| {
        UsizeRef{ a: &vec[0] }
    });
}