[Issue 20084] return by auto ref unsafe - and different code for inout ref and ref.

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=20084

ag0aep6g <ag0aep6g at gmail.com> changed:

           What    |Removed                     |Added
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           Keywords|                            |accepts-invalid, safe
                 CC|                            |ag0aep6g at gmail.com

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