rust/tests/ui/higher-rank-trait-bounds/hrtb-debruijn-in-receiver.rs
2023-01-11 09:32:08 +00:00

19 lines
400 B
Rust

// Test the case where the `Self` type has a bound lifetime that must
// be adjusted in the fn signature. Issue #19537.
use std::collections::HashMap;
struct Foo<'a> {
map: HashMap<usize, &'a str>
}
impl<'a> Foo<'a> {
fn new() -> Foo<'a> { panic!() }
fn insert(&'a mut self) { }
}
fn main() {
let mut foo = Foo::new();
foo.insert();
foo.insert(); //~ ERROR cannot borrow
}