rust/tests/ui/async-await/argument-patterns.rs
2024-02-16 20:02:50 +00:00

29 lines
417 B
Rust

//@ edition:2018
//@ check-pass
#![deny(unused_mut)]
type A = Vec<u32>;
async fn a(n: u32, mut vec: A) {
vec.push(n);
}
async fn b(n: u32, ref mut vec: A) {
vec.push(n);
}
async fn c(ref vec: A) {
vec.contains(&0);
}
async fn d((a, mut b): (A, A)) {
b.push(1);
}
async fn f((ref mut a, ref b): (A, A)) {}
async fn g(((ref a, ref mut b), (ref mut c, ref d)): ((A, A), (A, A))) {}
fn main() {}