rust/src/test/run-pass/block-iter-2.rs

28 lines
814 B
Rust

// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// xfail-fast
#[legacy_modes];
fn iter_vec<T>(v: ~[T], f: fn(T)) { for v.each |x| { f(*x); } }
pub fn main() {
let v = ~[1, 2, 3, 4, 5];
let mut sum = 0;
iter_vec(copy v, |i| {
iter_vec(copy v, |j| {
log(error, i * j);
sum += i * j;
});
});
log(error, sum);
assert (sum == 225);
}