16 lines
342 B
Rust
16 lines
342 B
Rust
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//@ edition:2021
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// FIXME(async_closures): This needs a better error message!
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#![feature(async_closure)]
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fn main() {
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fn needs_fn<T>(_: impl FnMut() -> T) {}
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let mut x = 1;
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needs_fn(async || {
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//~^ ERROR async closure does not implement `FnMut` because it captures state from its environment
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x += 1;
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});
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}
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