[swift-evolution] [Pitch] Add the DefaultConstructible protocol to the standard library

[David Sweeris]

> On Dec 26, 2016, at 1:46 PM, Xiaodi Wu <xiaodi.wu at gmail.com> wrote:
> 
> This sounds like what UnsafeMutableRawBufferPointer was designed for, no?
Probably, yeah… That’s one of the types in the “*Buffer” group that I forgot existed.

- Dave Sweeris