2019-07-27 00:54:25 +03:00
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//@ run-pass
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2014-02-01 04:35:36 +08:00
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use std::mem::swap;
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2013-05-06 00:42:54 -04:00
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2013-02-01 19:43:17 -08:00
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pub fn main() {
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2015-01-25 22:05:03 +01:00
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let mut x = 3; let mut y = 7;
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2014-02-01 04:35:36 +08:00
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swap(&mut x, &mut y);
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2015-06-07 21:00:38 +03:00
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assert_eq!(x, 7);
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assert_eq!(y, 3);
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2012-03-22 08:39:41 -07:00
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}
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