[swift-evolution] pattern matching on variable-sized data type

Chris Lattner clattner at apple.com
Tue Sep 6 16:57:41 CDT 2016

> On Sep 6, 2016, at 7:48 AM, Jean-Denis Muys via swift-evolution <swift-evolution at swift.org> wrote:
> Hello,
> I would like to suggest an additive evolution to Swift that might be in scope of phase 1 of Swift 4 (because it might have an impact on the ABI).

This is a purely additive change, I can’t imagine how it would impact the ABI of existing code.


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