https://issues.dlang.org/show_bug.cgi?id=17206 Issue 17206 depends on issue 18676, which changed state.
Issue 18676 Summary: std.datetime.date.DateTime has opCmp but no toHash https://issues.dlang.org/show_bug.cgi?id=18676 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |INVALID --