[Issue 22541] DIP1000: Resolve ambiguity of ref-return-scope parameters

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=22541

--- Comment #4 from Walter Bright <bugzilla at digitalmars.com> ---
Where I'd like to go is only allow "return ref" or "return scope". In the
meantime, backwards compatibility will do for the first iteration.

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