21 lines
370 B
Rust
21 lines
370 B
Rust
#![deny(unused_variables)]
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struct Point {
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x: i32,
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y: i32,
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}
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fn main() {
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let points = vec!(Point { x: 1, y: 2 }, Point { x: 3, y: 4 });
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let _: i32 = points.iter()
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.map(|Point { x, y }| y)
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//~^ ERROR unused variable
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.sum();
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let _: i32 = points.iter()
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.map(|x| 4)
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//~^ ERROR unused variable
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.sum();
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}
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