20 lines
420 B
Rust
20 lines
420 B
Rust
fn main() {
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let mut x = 4;
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for uint::range(0, 3) |i| {
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// ensure that the borrow in this alt
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// does not inferfere with the swap
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// below. note that it would it you
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// naively borrowed &x for the lifetime
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// of the variable x, as we once did
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match i {
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i => {
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let y = &x;
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assert i < *y;
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}
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}
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let mut y = 4;
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y <-> x;
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}
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}
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