#![feature(generators)] | |
fn foo(x: &i32) { | |
// In this case, a reference to `b` escapes the generator, but not | |
// because of a yield. We see that there is no yield in the scope of | |
// `b` and give the more generic error message. | |
let mut a = &3; | |
let mut b = move || { | |
yield(); | |
let b = 5; | |
a = &b; | |
//~^ ERROR borrowed data escapes outside of generator | |
}; | |
} | |
fn main() { } |