[Issue 13663] Comparison of Tuples with floating point fields

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=13663

--- Comment #4 from berni44 <bugzilla at d-ecke.de> ---
(In reply to Simen Kjaeraas from comment #3)
> opCmp can return float

Oh, I didn't know that trick with returning nan. I'll check your solution and
add a PR.

--