mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-26 16:54:01 +00:00
edafbaffb2
- Either explicitly annotate `let x: () = expr;` where `x` has unit type, or remove the unit binding to leave only `expr;` instead. - Fix disjoint-capture-in-same-closure test
23 lines
306 B
Rust
23 lines
306 B
Rust
// check-pass
|
|
// compile-flags:-Zpolymorphize=on
|
|
|
|
pub struct OnDrop<F: Fn()>(pub F);
|
|
|
|
impl<F: Fn()> Drop for OnDrop<F> {
|
|
fn drop(&mut self) { }
|
|
}
|
|
|
|
fn foo<R, S: FnOnce()>(
|
|
_: R,
|
|
_: S,
|
|
) {
|
|
let bar = || {
|
|
let _ = OnDrop(|| ());
|
|
};
|
|
bar();
|
|
}
|
|
|
|
fn main() {
|
|
foo(3u32, || {});
|
|
}
|