[Issue 2006] Appending empty array using ~= doesn't work

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=2006



--- Comment #6 from Stewart Gordon <smjg at iname.com> 2011-10-01 13:13:23 PDT ---
(In reply to comment #5)
> (In reply to comment #3)
>> At the very least I'd like the compiler to generate an error saying it doesn't
>> know how to interpret 'arr ~= []'.
> 
> Yes, ambiguity that is bug-prone, because both interpretations can run, must
> yield compiler error.

Yes, an uncast [] is ambiguous.  But the original bug report isn't about that,
but about

    aas ~= cast (string []) [];

which is completely unambiguous.

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