[Issue 18985] bad error message for += operation on shared Object

[d-bugmail--- via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=18985

--- Comment #5 from RazvanN <razvan.nitu1...@gmail.com> ---
PR: https://github.com/dlang/dmd/pull/8360

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