This is a known bug. The definition of 'stride' inside 'Int' for migration from
Swift 2 causes the compiler to fail to find the global function.
https://bugs.swift.org/browse/SR-1798
-Joe
> On Jul 4, 2016, at 8:41 PM, Adriano Ferreira via swift-users
> <swift-users@swift.org> wrote:
>
> Hi everyone!
>
> I’m converting some code to Swift 3 and got this issue?
>
>
> <Screen Shot 2016-07-04 at 11.30.45 PM.png>
>
>
> Does anybody know what’s going on?
>
> Here’s the code, before and after conversion:
>
>
> // Swift 2.2
> extension Int {
>
> // Repeat a block of code from `self` up to a limit
> func up(to upper: Int, by step: Int = 1, @noescape closure: () -> Void) {
>
> for _ in self.stride(to: upper, by: step) {
> closure()
> }
> }
> }
>
> // Swift 3
> extension Int {
>
> // Repeat a block of code from `self` up to a limit
> func up(to upper: Int, by step: Int = 1, _ closure: @noescape () -> Void)
> {
>
> for _ in stride(from: self, to: upper, by: step) {
> closure()
> }
> }
> }
>
>
> // Usage
> 1.up(to: 10, by: 2) {
> print("Hi!")
> }
>
>
> Best,
>
> — A
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