[swift-evolution] Yet another fixed-size array spitball session

[David Sweeris]

> On May 31, 2017, at 10:38 AM, Tino Heth via swift-evolution <swift-evolution at swift.org> wrote:
> 
> I don't want to write things like "Vector3D" and "Vector4D" to wrap a static array just to ensure that it has the right size, and I don't want to have runtime-checks which would decrease the performance-benefit.

+1