1 // Copyright 2016 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 // compile-flags: -C no-prepopulate-passes -O
13 #![crate_type = "lib"]
15 // CHECK-LABEL: @zip_copy
17 pub fn zip_copy(xs: &[u8], ys: &mut [u8]) {
19 for (x, y) in xs.iter().zip(ys) {
24 // CHECK-LABEL: @zip_copy_mapped
26 pub fn zip_copy_mapped(xs: &[u8], ys: &mut [u8]) {
28 for (x, y) in xs.iter().map(|&x| x).zip(ys) {