> On Dec 21, 2016, at 7:08 PM, Jun Zhang via swift-users
> <swift-users@swift.org> wrote:
>
> Hi, everyone.
> I think I found a swift 3 whole module optimization issue. The code below,
> when building with release configuration and running on an iOS 10 real
> device, will always causes a crash.
>
> import UIKit
> class ViewController: UIViewController {
> override func viewDidLoad() {
> super.viewDidLoad()
> // Do any additional setup after loading the view.
> super.viewDidLoad()
>
> let orderby = "time"
> let url = "http://www.sample.com/api/index.php?\(orderby)"
>
> Log("Request url: \(url)")
>
> if let url = URL(string: url) {
> let request = URLRequest(url: url)
> print(request)
> }
> }
> override func didReceiveMemoryWarning() {
> super.didReceiveMemoryWarning()
> // Dispose of any resources that can be recreated.
> }
>
> }
> func Log(_ log: String) {
> // NSLog("%@", log)
> }
>
> You can see the attachment for more detail info.
> Or if you use github, this is the repo:
> https://github.com/zaczh/Swift3ClosureDemo
> Swift3ClosureDemo-master.zip
>
Thanks for the report! Please file it on bugs.swift.org if you have a moment.
-Joe
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