// edition:2021 #![feature(rustc_attrs)] #[derive(Debug)] struct Point { x: String, y: i32, } fn main() { let mut p = Point { x: String::new(), y: 10 }; let c = #[rustc_capture_analysis] //~^ ERROR: attributes on expressions are experimental //~| NOTE: see issue #15701 //~| NOTE: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date || { //~^ First Pass analysis includes: //~| Min Capture analysis includes: let _x = p.x; //~^ NOTE: Capturing p[(0, 0)] -> ByValue //~| NOTE: p[] captured as ByValue here println!("{:?}", p); //~^ NOTE: Capturing p[] -> ImmBorrow //~| NOTE: Min Capture p[] -> ByValue //~| NOTE: p[] used here }; }