[Issue 3561] math.abs signature accepts static arrays, but errors internally.

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=3561

--- Comment #5 from Andrei Alexandrescu <andrei at erdani.com> ---
I'm unclear what to do on enhancement requests that contain small ideas like
this. If this were a PR, I'd consider it. But as things are, we need a champion
to take this to a PR.

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