mirror of https://github.com/rust-lang/rust
17 lines
435 B
Rust
17 lines
435 B
Rust
#![allow(unused)]
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fn foo<F>(f: F)
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where F: Fn()
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{
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}
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fn main() {
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// Test that this closure is inferred to `FnOnce` because it moves
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// from `y.0`. This affects the error output (the error is that
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// the closure implements `FnOnce`, not that it moves from inside
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// a `Fn` closure.)
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let y = (vec![1, 2, 3], 0);
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let c = || drop(y.0); //~ ERROR expected a closure that implements the `Fn` trait
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foo(c);
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}
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