[Issue 21512] RedBlackTree!Tid treats any values as duplicated except for Tid.init

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=21512

Tomoya Tanjo <ttanjo at gmail.com> changed:

           What    |Removed                     |Added
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            Summary|RedBlackTree!Tid treat any  |RedBlackTree!Tid treats any
                   |values as duplicated except |values as duplicated except
                   |for Tid.init                |for Tid.init

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