15 lines
269 B
Rust
15 lines
269 B
Rust
|
fn region_identity(x: &r.uint) -> &r.uint { x }
|
||
|
|
|
||
|
|
fn apply<T>(t: T, f: fn(T) -> T) -> T { f(t) }
|
||
|
|
|
||
|
|
fn parameterized(x: &uint) -> uint {
|
||
|
|
let z = apply(x) {|y|
|
||
|
|
region_identity(y)
|
||
|
|
};
|
||
|
|
*z
|
||
|
|
}
|
||
|
|
|
||
|
|
fn main() {
|
||
|
|
let x = 3u;
|
||
|
|
assert parameterized(&x) == 3u;
|
||
|
|
}
|