12 lines
272 B
Rust
12 lines
272 B
Rust
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use cmp::{Eq, Ord};
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use num::from_int;
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pub trait NumExt: Eq, Ord, Num {}
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pub impl f32: NumExt {}
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fn num_eq_one<T:NumExt>(n: T) { io::println(fmt!("%?", n == from_int(1))) }
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fn main() {
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num_eq_one(1f32); // you need to actually use the function to trigger the ICE
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}
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