[Issue 15853] [std.random] save method must be immutable

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=15853

hsteoh at quickfur.ath.cx changed:

           What    |Removed                     |Added
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                 CC|                            |hsteoh at quickfur.ath.cx

--- Comment #2 from hsteoh at quickfur.ath.cx ---
It's sufficient to make .save const.

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