[Issue 5038] Allow declaring class invariant without parentheses

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=5038

briancschott at gmail.com changed:

           What    |Removed                     |Added
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           See Also|                            |https://issues.dlang.org/sh
                   |                            |ow_bug.cgi?id=10326

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