https://issues.dlang.org/show_bug.cgi?id=15782
--- Comment #4 from Martin Nowak <c...@dawg.eu> --- I think it would be OK to make the change if it were only for Alias (which was package protected and undocumented anyhow), but I don't like that those breakages just happen, and it's definitely not OK to change all the other functions in std.meta w/o a proper deprecation. Also see issue 11480 --
