[Issue 12573] Implicit immutable cast for ref/out argument of pure functions

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https://issues.dlang.org/show_bug.cgi?id=12573

yebblies <yebbl...@gmail.com> changed:

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--- Comment #2 from yebblies <yebbl...@gmail.com> ---
Yeah, doesn't make much sense for 'ref'.  But what about 'out'?

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