rust/src/test/run-pass/box-unbox.rs

11 lines
202 B
Rust

type box[T] = tup(@T);
fn unbox[T](&box[T] b) -> T { ret *b._0; }
fn main() {
let int foo = 17;
let box[int] bfoo = tup(@foo);
log "see what's in our box";
assert (unbox[int](bfoo) == foo);
}