[swift-evolution] SE-184 Improved Pointers

[Andrew Trick]

> On Aug 21, 2017, at 3:11 PM, Michael Ilseman <milseman at apple.com> wrote:
> 
>> 
>> I can’t defend breaking existing source without having seen real code that was actually written incorrectly. I don’t see the downside of using the same deprecation strategy as the other changes. I expect code that was already written to be correct and future code to not call the deprecated API.
>> 
> 
> It would have to be deprecated in Swift 4 mode. For beyond-4 mode, are you arguing it should remain deprecated or can it become obsoleted?

We can defer that decision. We could conceivably obsolete `deallocate(capacity:)` in beyond-4, but keep the rest of the changes as deprecated until beyond-beyond-swift-4.

-Andy
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