rust/tests/ui/nll/issue-54556-temps-in-tail-diagnostic.rs
2023-01-11 09:32:08 +00:00

24 lines
485 B
Rust

fn main() {
{
let mut _thing1 = D(Box::new("thing1"));
// D("other").next(&_thing1).end()
D(&_thing1).end() //~ ERROR does not live long enough
}
;
}
#[derive(Debug)]
struct D<T: std::fmt::Debug>(T);
impl<T: std::fmt::Debug> Drop for D<T> {
fn drop(&mut self) {
println!("dropping {:?})", self);
}
}
impl<T: std::fmt::Debug> D<T> {
fn next<U: std::fmt::Debug>(&self, _other: U) -> D<U> { D(_other) }
fn end(&self) { }
}