[Issue 22673] .array of a range with length preallocates without checking if the length was lying or not.

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=22673

--- Comment #3 from Adam D. Ruppe <destructionator at gmail.com> ---
ah i see yeah that's good good.

the fix would prolly be to just bit some init over and slice it off then at the
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