rust/src/test/compile-fail/tstate-block-uninit.rs

12 lines
230 B
Rust

pure fn is_even(i: int) -> bool { (i%2) == 0 }
fn even(i: int) : is_even(i) -> int { i }
fn force(f: fn()) { f(); }
fn main() {
let x: int = 4;
force(fn&() {
even(x); //! ERROR unsatisfied precondition
});
}