16 lines
272 B
Rust
16 lines
272 B
Rust
pure fn is_even(i: int) -> bool { (i%2) == 0 }
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fn even(i: int) : is_even(i) -> int { i }
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fn test(cond: bool) {
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let v = 4;
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while cond {
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check is_even(v);
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break;
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}
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even(v); //~ ERROR unsatisfied precondition
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}
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fn main() {
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test(true);
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}
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