#![feature(box_syntax,unboxed_closures)] | |
fn to_fn_mut<A,F:FnMut<A>>(f: F) -> F { f } | |
fn to_fn_once<A,F:FnOnce<A>>(f: F) -> F { f } | |
pub fn main() { | |
let bar: Box<_> = box 3; | |
let _g = to_fn_mut(|| { | |
let _h = to_fn_once(move || -> isize { *bar }); //~ ERROR cannot move out of | |
}); | |
} |