[Issue 18315] wrong code for `int.min > 0`

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18315

Martin Nowak <code at dawg.eu> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|wrong code for `i > 0`      |wrong code for `int.min >
                   |                            |0`

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