[Haskell-cafe] Building Haskell Platform natively for 64bit Windows

Jason Dagit dagitj at gmail.com
Tue Jun 7 03:08:23 CEST 2011

On Mon, Jun 6, 2011 at 1:34 PM, Nicu Ionita <nicu.ionita at acons.at> wrote:
> Am 23.05.2011 13:32, schrieb Simon Marlow:
>> On 18/05/2011 19:22, Jason Dagit wrote:
>>> On Wed, May 18, 2011 at 2:50 AM, John Sneer<johnsneer at operamail.com>
>>>  wrote:
>>>> Hello all,
>>>>  I know it is not probably good question to this list, but anyway,
>>>>  could anyone point me to some more detailed "how to" where is
>>>>  described building of Haskell Platform natively to 64bit Windows?
>>> If you figure out how to do this, I would like to know as well.  I
>>> could also benefit from 64bit Haskell on windows.
>> There is no port of GHC to 64-bit Windows yet.  Various people have
>> expressed an interest in having one, but it is a significant chunk of work
>> to implement (plus extra work to maintain and build distributions), so we
>> don't have any plans to do it in the short term.
>> You can track progress (or lack thereof) by adding your email to the CC on
>> the ticket:
>> http://hackage.haskell.org/trac/ghc/ticket/1884
>> If you want to help out, join cvs-ghc at haskell.org and we can help with
>> pointers to what needs to be done.
>> Cheers,
>>    Simon
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> Hi,
> Just to double check: that means, today it's not possible to generate 64 bit
> operations under Windows, including bit level .&., .|. a.s.o. (from
> Data.Bits), and this situation will stay like this for a while.

Seems to work okay for me on windows:
Prelude Data.Word Data.Bits> (1 :: Word64) `shiftL` 62


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