rust/tests/ui/closures/closure-immutable-outer-variable.rs.fixed
2023-01-11 09:32:08 +00:00

11 lines
228 B
Rust

// Point at the captured immutable outer variable
fn foo(mut f: Box<FnMut()>) {
f();
}
fn main() {
let mut y = true;
foo(Box::new(move || y = false) as Box<_>); //~ ERROR cannot assign to captured outer variable
}