[Haskell-cafe] [ANNOUNCE] GHC 8.2.1 available

Ben Gamari ben at smart-cactus.org
Wed Jul 26 14:15:00 UTC 2017


Wolfgang Jeltsch <wolfgang-it at jeltsch.info> writes:

> Am Samstag, den 22.07.2017, 23:03 -0400 schrieb Ben Gamari:
>> In addition, there are a number of new features,
>> 
>>  * A new, more type-safe type reflection mechanism
>> 
>>  * The long-awaited Backpack module system
>> 
>>  * Deriving strategies to disambiguate between GHC's various instance
>>    deriving mechanisms
>> 
>>  * Unboxed sum types, for efficient unpacked representation of sum 
>>    data types
>> 
>>  * Compact regions, allowing better control over garbage collection
>>    in the presence of large heaps containing many long-lived objects.
>> 
>>  * Colorful messages and caret diagnostics for more legible errors
>> 
>> A more thorough list of the changes in this release can be found in
>> the release notes,
>> 
>>   https://haskell.org/ghc/docs/8.2.1/docs/html/users_guide/8.2.1-notes.html
>
> It seems that the release notes mention the new type reflection
> mechanism und colorful messages only in the “Highlights” section, not in
> the “Full details” section, and that they do not mention the Backpack
> module system and unboxed sums at all.
>
Yes, indeed these were oversights. They are fixed in the ghc-8.2 branch
and I will try to push newly generated documentation shortly.

Cheers,

- Ben
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 487 bytes
Desc: not available
URL: <http://mail.haskell.org/pipermail/haskell-cafe/attachments/20170726/3464101a/attachment.sig>


More information about the Haskell-Cafe mailing list