GHC 7.8 release?

[p.k.f.holzenspies at utwente.nl]

+1

Ph.


> -----Original Message-----
> From: glasgow-haskell-users-bounces at haskell.org [mailto:glasgow-haskell-
> users-bounces at haskell.org] On Behalf Of Richard Eisenberg
> Sent: donderdag 7 februari 2013 15:01
> To: Geoffrey Mainland
> Cc: parallel-haskell at googlegroups.com; glasgow-haskell-users at haskell.org;
> ghc-devs at haskell.org
> Subject: Re: GHC 7.8 release?
> 
> Geoff's reasoning seems quite sound.
> +1 for February release.
> 
> On Feb 7, 2013, at 3:50 AM, Geoffrey Mainland <mainland at apeiron.net>
> wrote:
> 
> > In practice the versions of GHC that are widely used are those that are
> > included in the platform. Maybe we should coordinate with their next
> > release? They are targeting a May 6 release, and the release process is
> > starting March 4, so it sounds like the original GHC release plan
> > (February release) would be a good fit for the platform as it would
> > allow library writers to catch up and ensure that STABLE was tested
> > enough for inclusion in the platform. It would be a shame to miss the
> > platform release.
> >
> > Geoff
> >
> > On 02/07/2013 08:25 AM, Simon Peyton-Jones wrote:
> >> Dear GHC users,
> >>
> >> *
> >> *
> >>
> >> *Carter*: Will this RTS update make it into ghc 7.8 update thats coming
> >> up in the next monthish?
> >>
> >> *Andreas*: We are almost there - we are now trying to sort out a
> problem
> >> on mac os x. It would be helpful to know if there is a cutoff date for
> >> getting things into 7.8.
> >>
> >>
> >>
> >> Simon, Ian, and I have just been discussing 7.8, and would be interested
> >> in what you guys think.
> >>
> >>
> >> At ICFP we speculated that we'd make a release of GHC soon after
> >> Christmas to embody tons of stuff that has been included since 7.6,
> >> specifically:
> >>
> >> *         major improvements in DPH (vectorisation avoidance, new
> >> vectoriser)
> >>
> >> *         type holes
> >>
> >> *         rebindable list syntax
> >>
> >> *         major changes to the type inference engine
> >>
> >> *         type level natural numbers
> >>
> >> *         overlapping type families
> >>
> >> *         the new code generator
> >>
> >> *         support for vector (SSE/AVX) instructions
> >>
> >>
> >>
> >> Whenever it comes it would definitely be great to include Andreas &
> >> friends' work:
> >>
> >> *         Scheduler changes to the RTS to improve latency
> >>
> >>
> >>
> >> The original major reason for proposing a post-Xmas release was to get
> >> DPH in a working state out into the wild.  However, making a proper
> >> release imposes costs on everyone else.  Library authors have to scurry
> >> around to make their libraries work, etc.   Some of the new stuff hasn't
> >> been in HEAD for that long, and hence has not been very thoroughly
> >> tested.   (But of course making a release unleashes a huge wave of
> >> testing that doesn't happen otherwise.)
> >>
> >>
> >>
> >> So another alternative is to leave it all as HEAD, and wait another few
> >> months before making a release.  You can still use all the new stuff by
> >> compiling HEAD, or grabbing a snapshot distribution.  And it makes it
> >> hard for the Haskell platform if GHC moves too fast. Many people are
> >> still on 7.4.
> >>
> >>
> >>
> >> There seem to be pros and cons each way.  I don't have a strong
> >> opinion.  If you have a view, let us know.
> >>
> >>
> >>
> >> Simon
> >
> >
> >
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> >
> 
> 
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