On Wednesday, 17 August 2016 at 13:18:06 UTC, Adam D. Ruppe wrote:
Best you can do is use them in an alias argument directly, but you cannot use them in an enum argument.
I think you missed the point; it works perfectly fine without having this `({return 0;})()` in the template body (which, as far as I can see, doesn't appear to interact at all with the template argument).
