[prolog-standard] Re: Fwd: Preliminary draft for the revised ISO Prolog core standard

>> On Thursday 16 November 2006 09:30, Bart Demoen wrote:
>>>
>>> One consequence of this floating-point contagion is that in a system
>>> with
>>>
>>> bigints - like SICStus - max/2 can now also throw an overflow exception:
>>> | ?- X is 234<<23423, Y is max(X,0.1).
>>>
>>> ! Evaluation error in argument 2 of is/2
>>> ! float_overflow at 2482014388617793184935802414678 [some more digits
>>> snipped away by me]

But that's simply a bug, isn't it? ECLiPSe says:

?- X is 234 << 23423, Y is max(X, 0.1).
X = 2482014388617793184935802414678453594506527110211601991200031311191...
Y = 1.0Inf
Yes (0.00s cpu)

- Joachim
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Received on Mon Jul 14 2008 - 13:01:02 EST