24 lines
668 B
Rust
24 lines
668 B
Rust
// Regression test for #88653, where a confusing warning about a
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// type mismatch in coroutine arguments was issued.
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#![feature(coroutines, coroutine_trait)]
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use std::ops::Coroutine;
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fn foo(bar: bool) -> impl Coroutine<(bool,)> {
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//~^ ERROR: type mismatch in coroutine arguments [E0631]
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//~| NOTE: expected due to this
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//~| NOTE: expected coroutine signature `fn((bool,)) -> _`
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//~| NOTE: in this expansion of desugaring of `impl Trait`
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//~| NOTE: in this expansion of desugaring of `impl Trait`
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#[coroutine]
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|bar| {
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//~^ NOTE: found signature defined here
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if bar {
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yield bar;
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}
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}
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}
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fn main() {}
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