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fn select<'r>(x: &'r isize, y: &'r isize) -> &'r isize { x }
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fn with<T, F>(f: F) -> T where F: FnOnce(&isize) -> T {
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f(&20)
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}
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fn manip<'a>(x: &'a isize) -> isize {
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let z = with(|y| { select(x, y) });
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//~^ ERROR lifetime may not live long enough
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*z
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}
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fn main() {
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}
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