// Test a foreign function that accepts and returns a struct
// by value.
-#[derive(PartialEq, Show)]
+#[derive(Copy, PartialEq, Show)]
pub struct TwoU64s {
one: u64, two: u64
}
-impl Copy for TwoU64s {}
-
#[link(name = "rust_test_helpers")]
extern {
pub fn rust_dbg_extern_identity_TwoU64s(v: TwoU64s) -> TwoU64s;