// error-pattern: copying a noncopyable value // Test that a class with a non-copyable field can't be // copied struct bar { x: int, } impl bar : Drop { fn finalize(&self) {} } fn bar(x:int) -> bar { bar { x: x } } struct foo { i: int, j: bar, } fn foo(i:int) -> foo { foo { i: i, j: bar(5) } } fn main() { let x = move foo(10); let y = copy x; log(error, x); }