[Issue 14940] Can't call logger with more complex objects

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=14940

--- Comment #3 from Robert Schadek <rburn...@gmail.com> ---
the code tries to log the Logger. 
If I change it to log the Nullable is still does not work, because the toString
of Nullable takes a @system delegate OutputRange.

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