rust/tests/ui/let-else/let-else-temp-borrowck.rs
2024-02-16 20:02:50 +00:00

27 lines
551 B
Rust

//@ run-pass
//
// from issue #93951, where borrowck complained the temporary that `foo(&x)` was stored in was to
// be dropped sometime after `x` was. It then suggested adding a semicolon that was already there.
use std::fmt::Debug;
fn foo<'a>(x: &'a str) -> Result<impl Debug + 'a, ()> {
Ok(x)
}
fn let_else() {
let x = String::from("Hey");
let Ok(_) = foo(&x) else { return };
}
fn if_let() {
let x = String::from("Hey");
let _ = if let Ok(s) = foo(&x) { s } else { return };
}
fn main() {
let_else();
if_let();
}