rust/src/test/run-pass/argument-passing.rs
2012-08-01 19:16:06 -07:00

18 lines
369 B
Rust

fn f1(a: {mut x: int}, &b: int, -c: int) -> int {
let r = a.x + b + c;
a.x = 0;
b = 10;
return r;
}
fn f2(a: int, f: fn(int)) -> int { f(1); return a; }
fn main() {
let mut a = {mut x: 1}, b = 2, c = 3;
assert (f1(a, b, c) == 6);
assert (a.x == 0);
assert (b == 10);
assert (f2(a.x, |x| a.x = 50 ) == 0);
assert (a.x == 50);
}