[Issue 18685] std.containers.slist.SList has opEquals but no toHash

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18685

Jack Stouffer <jack at jackstouffer.com> changed:

           What    |Removed                     |Added
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             Blocks|                            |17206


Referenced Issues:

https://issues.dlang.org/show_bug.cgi?id=17206
[Issue 17206] [Tracking] Check that opEquals and toHash are both defined or
neither are defined
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