> On May 11, 2016, at 6:54 AM, Thorsten Seitz <tseit...@icloud.com> wrote:
> 
>> 
>> Am 11.05.2016 um 03:56 schrieb Joe Groff via swift-evolution 
>> <swift-evolution@swift.org>:
>> 
>> 
>>>> On May 10, 2016, at 4:19 PM, Douglas Gregor via swift-evolution 
>>>> <swift-evolution@swift.org> wrote:
>>>> 
>>>> 
>>>> On May 10, 2016, at 3:46 PM, Jordan Rose via swift-evolution 
>>>> <swift-evolution@swift.org> wrote:
>>>> 
>>>> I think actual keyword “where” provides enough of a delimiter that it 
>>>> won’t be hard to put something before it, and it seems unlikely to me that 
>>>> we would want to add anything after it without some other delimiter. So 
>>>> I’m not too concerned.
>>> 
>>> Yeah, that’s my feeling as well.
>> 
>> One conceivable use of `where` that this would shut the door on: infix 
>> `where` for generalized existentials, e.g. `Protocol where AssociatedType == 
>> Int` could be the Protocol existential with Self.AssociatedType constrained 
>> to Int.
> 
> Why do you think that?

This proposal moves `where` after the return type, which would be ambiguous 
with any infix use of `where` in the type grammar.

-Joe
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