rust/tests/ui/issue_4266.rs

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// compile-flags: --edition 2018
#![allow(dead_code)]
async fn sink1<'a>(_: &'a str) {} // lint
async fn sink1_elided(_: &str) {} // ok
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// lint
async fn one_to_one<'a>(s: &'a str) -> &'a str {
s
}
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// ok
async fn one_to_one_elided(s: &str) -> &str {
s
}
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// ok
async fn all_to_one<'a>(a: &'a str, _b: &'a str) -> &'a str {
a
}
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// async fn unrelated(_: &str, _: &str) {} // Not allowed in async fn
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// #3988
struct Foo;
impl Foo {
// ok
pub async fn foo(&mut self) {}
}
// rust-lang/rust#61115
// ok
async fn print(s: &str) {
println!("{}", s);
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}
fn main() {}