[Issue 18172] std.getopt should allow taking parameters by `ref` (like std.format.formattedRead), s.t. it can be used in @safe

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18172

--- Comment #11 from Jack Stouffer <jack at jackstouffer.com> ---
(In reply to Walter Bright from comment #10)
> (In reply to Jack Stouffer from comment #7)
> > I should have emphized more the fact that I had already modified getopt.
> > I've attached my changes as a patch
> 
> Please submit this as a Pull Request to https://github.com/dlang/phobos

It's at https://github.com/dlang/phobos/pull/6281

It's currently stalled due to a copying issue inherent in DIP1000's design that
I'm planning on making a forum post on.

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