src/test/compile-fail/do-while-constraints.rs


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// error-pattern: Unsatisfied precondition constraint (for example, init(y
fn main() {

    let y: int = 42;
    let x: int;
    do  {
        log y;
        do  { do  { do  { x <- y; } while true } while true } while true
    } while true
}