[Issue 20316] array properties fail hasMember

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=20316

John Colvin <john.loughran.colvin at gmail.com> changed:

           What    |Removed                     |Added
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           Severity|major                       |regression

--- Comment #1 from John Colvin <john.loughran.colvin at gmail.com> ---
This is a regression introduced in 2.065, before which .length and .ptr were
found. AFAICT .capacity never worked

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