[Issue 17263] Issue diagnostic if mandatory template parameter is missing

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=17263

--- Comment #6 from RazvanN <razvan.nitu1305 at gmail.com> ---
(In reply to Ali Cehreli from comment #5)
> Thank you!

You are welcome! OK to close this?

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