[Haskell-cafe] Re: Snow Leopard Breaks GHC

[Christian Maeder]

Dmitri Sosnik wrote:
> How I can tell gcc to generate 32 bit code? I've tried to set
> CFLAGS=-m32, but it doesn't work.

(Flags do not work -- without Makefile) Pass

 -optc-m32 -opta-m32 -optl-m32

through ghc (as pointed out before) for gcc, the assembler "as" and the
linker "ld" resp. (I think, gcc is only used for -via-C)

These options can be added to the script "/usr/local/bin/ghc" (if it was
installed there).

HTH Christian

> 
> Cheers,
> D
> 
> 
> On 31/08/2009, at 12:06 AM, David Leimbach wrote:
> 
>> Well the old binaries for Leopard already work on Snow Leopard.  The
>> problem is the code generated by the GHC compiler doesn't create
>> correct 64bit code when invoking gcc, and gcc on Snow Leopard defaults
>> to 64bit code now.  The solution is to use -m32 in the invocation of
>> gcc by default for Snow Leopard, or to make it emit correct 64bit code.
>>
>> Given all of the above, I don't think there's any "porting" work to be
>> done.
>>
>> On Sun, Aug 30, 2009 at 2:22 AM, Dmitri Sosnik <dimavs at gmail.com
>> <mailto:dimavs at gmail.com>> wrote:
>>
>>     Hm, don't think so, you have to build for a new platform
>>     - http://hackage.haskell.org/trac/ghc/wiki/Building/Porting
>>
>>     D
>>
>>
>>     On 30/08/2009, at 2:10 AM, David Leimbach wrote:
>>
>>>     Well if I build GHC on Leopard from HEAD and then copy it to Snow
>>>     Leopard would that not work?
>>>
>>>     Dave
>>>
>>>     On Sat, Aug 29, 2009 at 1:52 AM, Dmitri Sosnik <dimavs at gmail.com
>>>     <mailto:dimavs at gmail.com>> wrote:
>>>
>>>         Here - http://hackage.haskell.org/trac/ghc/wiki/Building, but
>>>         it won't help, cause you need working ghc to build ghc.
>>>
>>>         D
>>>
>>>
>>>         On 29/08/2009, at 6:33 PM, Thomas Davie wrote:
>>>
>>>
>>>                 If it is closed, it is fixed in the HEAD.
>>>
>>>
>>>             Any ideas how to get hold of a copy of HEAD, when my
>>>             Haskell compiler currently outputs rubbish?
>>>
>>>             Bob
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>>
>>
> 
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