10 lines
221 B
Rust
10 lines
221 B
Rust
fn f<T: copy>(x: [T]) -> T { ret x[0]; }
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fn g(act: fn([int]/~) -> int) -> int { ret act([1, 2, 3]/~); }
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fn main() {
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assert (g(f) == 1);
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let f1: fn([str]/~) -> str = f;
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assert (f1(["x", "y", "z"]) == "x");
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}
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