File: capture-analysis-1.rs

package info (click to toggle)
rustc 1.87.0%2Bdfsg1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 925,564 kB
  • sloc: xml: 158,127; python: 36,039; javascript: 19,761; sh: 19,737; cpp: 18,981; ansic: 13,133; asm: 4,376; makefile: 710; perl: 29; lisp: 28; ruby: 19; sql: 11
file content (34 lines) | stat: -rw-r--r-- 973 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
//@ edition:2021

#![feature(rustc_attrs)]

#[derive(Debug)]
struct Point {
    x: i32,
    y: i32,
}

fn main() {
    let p = Point { x: 10, y: 10 };
    let q = Point { x: 10, y: 10 };

    let c = #[rustc_capture_analysis]
    //~^ ERROR: attributes on expressions are experimental
    //~| NOTE: see issue #15701 <https://github.com/rust-lang/rust/issues/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    //~| NOTE: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date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:
        println!("{:?}", p);
        //~^ NOTE: Capturing p[] -> Immutable
        //~| NOTE: Min Capture p[] -> Immutable
        println!("{:?}", p.x);
        //~^ NOTE: Capturing p[(0, 0)] -> Immutable

        println!("{:?}", q.x);
        //~^ NOTE: Capturing q[(0, 0)] -> Immutable
        println!("{:?}", q);
        //~^ NOTE: Capturing q[] -> Immutable
        //~| NOTE: Min Capture q[] -> Immutable
    };
}