On Saturday, 24 December 2016 at 15:44:18 UTC, Andrei Alexandrescu wrote:
A compiler enhancement can do this _without_ a language change.

The language addition has additional benefits as described by DIP1005. -- Andrei

Yes, question is, are these specific benefits worth adding a language change ?

Right now you got :

A/ No language change, get X.
B/ Language change, get X and Y.

It stand to reason that B should be evaluated on the benefit provided by Y, and Y only, rather than X and Y, as X can be provided without the language change.

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