[Issue 23273] [REG2.095] Error on passing inout variable to function (not an lvalue)

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=23273

--- Comment #4 from kinke <kinke at gmx.net> ---
... bringing us back to Max's reply that I've overlooked. ;) - Probably some
missing Type.merge() somewhere, causing the missing equivalence and so the cast
in the first place.

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