rust/tests/ui/async-await/large_moves.rs

#![deny(large_assignments)]
#![feature(large_assignments)]
#![cfg_attr(attribute, move_size_limit = "1000")]
// build-fail
// only-x86_64
// revisions: attribute option
// [option]compile-flags: -Zmove-size-limit=1000

// edition:2018
// compile-flags: -Zmir-opt-level=0

use std::{sync::Arc, rc::Rc};

fn main() {
    let x = async {
        let y = [0; 9999];
        dbg!(y);
        thing(&y).await;
        dbg!(y);
    };
    let z = (x, 42); //~ ERROR large_assignments
    let a = z.0; //~ ERROR large_assignments
    let b = z.1;
    let _ = Arc::new([0; 9999]); // OK!
    let _ = Box::new([0; 9999]); // OK!
    let _ = Rc::new([0; 9999]); // OK!
    let _ = NotBox::new([0; 9999]); //~ ERROR large_assignments
}

async fn thing(y: &[u8]) {
    dbg!(y);
}

struct NotBox {
    data: [u8; 9999],
}

impl NotBox {
    fn new(data: [u8; 9999]) -> Self {
        Self {
            data, //~ ERROR large_assignments
        }
    }
}