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//@ run-pass
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fn ho<F>(f: F) -> isize where F: FnOnce(isize) -> isize { let n: isize = f(3); return n; }
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fn direct(x: isize) -> isize { return x + 1; }
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pub fn main() {
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let a: isize = direct(3); // direct
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let b: isize = ho(direct); // indirect unbound
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assert_eq!(a, b);
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}
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