[ketil@ii.uib.no: Re: Enum class]

[Dylan Thurston]

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I just wanted to be sure you saw this from the Haskell list.

--Dylan Thurston

----- Forwarded message from Ketil Malde <ketil@ii.uib.no> -----

To: Pixel <pixel@mandrakesoft.com>
Cc: George Russell <ger@tzi.de>, haskell@haskell.org
Subject: Re: Enum class
From: Ketil Malde <ketil@ii.uib.no>

Pixel <pixel@mandrakesoft.com> writes:

> i':: Integer
> i'=3D 0x7fffffff
> i_plus_1' =3D i+1
>   -- ghc : 2147483648
>   -- hugs: 2147483648

> i_succ' =3D succ i'
>   -- ghc : 2147483648
>   -- hugs: -2147483648

I think Hugs is wrong.  Integer shouldn't wrap.


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