[Issue 21195] Delegate to method created without a `this` in certain contexts

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=21195

johanengelen at weka.io changed:

           What    |Removed                     |Added
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           Keywords|                            |wrong-code
           Severity|major                       |critical

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