[Issue 18187] std.uni.Grapheme should be usable in @safe

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18187

John Colvin <john.loughran.colvin at gmail.com> changed:

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--- Comment #1 from John Colvin <john.loughran.colvin at gmail.com> ---
Do you have an example? Changing the unittests for those 2 functions to be
@safe just works for me.

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