mirror of https://github.com/rust-lang/rust.git
29 lines
417 B
Rust
29 lines
417 B
Rust
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//@ edition:2018
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//@ check-pass
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#![deny(unused_mut)]
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type A = Vec<u32>;
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async fn a(n: u32, mut vec: A) {
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vec.push(n);
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}
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async fn b(n: u32, ref mut vec: A) {
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vec.push(n);
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}
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async fn c(ref vec: A) {
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vec.contains(&0);
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}
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async fn d((a, mut b): (A, A)) {
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b.push(1);
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}
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async fn f((ref mut a, ref b): (A, A)) {}
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async fn g(((ref a, ref mut b), (ref mut c, ref d)): ((A, A), (A, A))) {}
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fn main() {}
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