use std;
fn test(foo: ~{a: int, b: int, c: int}) -> ~{a: int, b: int, c: int} {
let foo = foo;
let bar <- foo;
let baz <- bar;
let quux <- baz;
return quux;
}
fn main() { let x = ~{a: 1, b: 2, c: 3}; let y = test(x); assert (y.c == 3); }