// Test that borrow checker error is accurate and that min capture pass of the // closure analysis is working as expected. #![feature(capture_disjoint_fields)] //~^ WARNING: the feature `capture_disjoint_fields` is incomplete #[derive(Debug)] struct Point { x: i32, y: i32, } fn main() { let mut p = Point { x: 10, y: 20 }; // `p` is captured via mutable borrow. let mut c = || { p.x += 10; println!("{:?}", p); }; println!("{:?}", p); //~^ ERROR: cannot borrow `p` as immutable because it is also borrowed as mutable c(); }