GHC 7.8 release?

[José Pedro Magalhães]

For the record, if we decide for a release soon, I'll make sure the
new-typeable branch gets merged asap.


Cheers,
Pedro

On Thu, Feb 7, 2013 at 8:25 AM, Simon Peyton-Jones <simonpj at microsoft.com>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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