mirror of https://github.com/rust-lang/rust
16 lines
421 B
Rust
16 lines
421 B
Rust
//@ edition:2018
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//@ run-pass
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// Test for async fn where the parameters have distinct lifetime
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// parameters that appear in all possible variances.
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async fn lotsa_lifetimes<'a, 'b, 'c>(_: fn(&'a u8), _: fn(&'b u8) -> &'b u8, _: fn() -> &'c u8) { }
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fn take_any(_: &u8) { }
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fn identify(x: &u8) -> &u8 { x }
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fn give_back() -> &'static u8 { &22 }
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fn main() {
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let _ = lotsa_lifetimes(take_any, identify, give_back);
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}
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