mirror of
https://github.com/rust-lang/rust.git
synced 2024-12-18 19:43:43 +00:00
12 lines
347 B
Rust
12 lines
347 B
Rust
#![feature(unboxed_closures, tuple_trait)]
|
|
|
|
fn to_fn_mut<A:std::marker::Tuple,F:FnMut<A>>(f: F) -> F { f }
|
|
fn to_fn_once<A:std::marker::Tuple,F:FnOnce<A>>(f: F) -> F { f }
|
|
|
|
pub fn main() {
|
|
let bar: Box<_> = Box::new(3);
|
|
let _g = to_fn_mut(|| {
|
|
let _h = to_fn_once(move || -> isize { *bar }); //~ ERROR cannot move out of
|
|
});
|
|
}
|