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14 lines
286 B
Rust
14 lines
286 B
Rust
//@ run-pass
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// Test that the call operator autoderefs when calling a bounded type parameter.
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fn call_with_2<F>(x: &mut F) -> isize
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where F : FnMut(isize) -> isize
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{
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x(2) // look ma, no `*`
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}
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pub fn main() {
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let z = call_with_2(&mut |x| x - 22);
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assert_eq!(z, -20);
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}
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