src/test/run-pass/tail-direct.rs


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// -*- rust -*-
fn main() { assert (even(42)); assert (odd(45)); }

fn even(n: int) -> bool { if n == 0 { ret true; } else { ret odd(n - 1); } }

fn odd(n: int) -> bool { if n == 0 { ret false; } else { ret even(n - 1); } }