Version control systems

[Simon Marlow]

Duncan Coutts wrote:
> On Fri, 2008-08-15 at 15:12 +0100, Ian Lynagh wrote:
>> On Fri, Aug 15, 2008 at 11:12:20AM +1000, Manuel M T Chakravarty wrote:
>>> Moreover, as I wrote a few times before, some reasons for switching in  
>>> the first place are invalidated by not having the core libraries in  
>>> git, too.  For example, one complaint about darcs is that it either  
>>> doesn't build (on the Sun Solaris T1 and T2 machines)
>> I don't remember seeing this mentioned before, and googling for
>>     "Solaris T1" darcs
>> doesn't find anything.
> 
> That's probably because there entire world are probably only two T1/T2
> machines that people are using to run ghc. :-)
> 
> One of them is at UNSW and the other was recently donated by Sun to the
> community and is just about to go online at Chalmers.
> 
>>  What goes wrong? I'd expect darcs to build anywhere GHC does.
> 
> So would I usually, though I've had to turn down cc flags to get darcs
> to build on ia64 before (SHA1.hs generates enormous register pressure).

We should really use a C implementation of SHA1, the Haskell version isn't 
buying us anything beyond being a stress test of the register allocator.

Cheers,
	Simon