[Issue 20198] Make std.math.nextUp and nextDown and nextafter work in CTFE for float and double

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=20198

Nathan S. <n8sh.secondary at hotmail.com> changed:

           What    |Removed                     |Added
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            Summary|Make std.math.nextUp and    |Make std.math.nextUp and
                   |nextDown and nextafter work |nextDown and nextafter work
                   |in CTFE                     |in CTFE for float and
                   |                            |double

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