[swift-evolution] [Pitch] Requiring proactive overrides for default protocol implementations.

Erica Sadun erica at ericasadun.com
Thu Apr 28 17:49:21 CDT 2016

> On Apr 28, 2016, at 12:18 PM, Matthew Johnson <matthew at anandabits.com> wrote:
> We can't add the keywords if the structs are defined in a module we import but don't own.  We are only declaring the conformance retroactively.  The ability to do this is a crucial aspect of generic programming.  It isn't yet clear how your proposal handles retroactive modeling.

These are compile-time checks and should not affect compiled code.

-- E

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