rust/tests/ui/issues/issue-24819.rs

13 lines
257 B
Rust

//@ dont-require-annotations: NOTE
use std::collections::HashSet;
fn main() {
let mut v = Vec::new();
foo(&mut v);
//~^ ERROR mismatched types
//~| NOTE expected `&mut HashSet<u32>`, found `&mut Vec<_>`
}
fn foo(h: &mut HashSet<u32>) {
}