[swift-users] How much memory does withMemoryRebound bind

[Etan Kissling]

Thank you very much!


> On 29 Dec 2016, at 23:03, Guillaume Lessard via swift-users <swift-users at swift.org> wrote:
> 
> Hi Etan,
> 
> `withMemoryRebound` does not copy memory.
> The proposal for UnsafeRawPointer contains information about the memory model (as related to pointers):
> https://github.com/apple/swift-evolution/blob/master/proposals/0107-unsaferawpointer.md
> 
> (also, the method is defined in the following file:
> https://github.com/apple/swift/blob/master/stdlib/public/core/UnsafePointer.swift.gyb)
> 
> The capacity parameter of withMemoryRebound allows rebinding a contiguous buffer at once; it might be nice if it had a default value of 1.
> 
> Cheers,
> Guillaume Lessard
> 
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