GHC 9.12.1 is now available
Zubin Duggal
zubin at well-typed.com
Mon Dec 16 13:19:17 UTC 2024
Ah sorry, I accidentally called the tag ghc-9.12.1 instead
of ghc-9.12.1-release.
The correct tag should be pushed now.
On 24/12/16 08:10, Shayne Fletcher wrote:
>There does not appear to be a ghc-9.12.1-release branch?
>
>On Mon, Dec 16, 2024 at 5:21 AM Zubin Duggal <zubin at well-typed.com> wrote:
>
>> The GHC developers are very pleased to announce the release of GHC 9.12.1.
>> Binary distributions, source distributions, and documentation are
>> available at
>> [downloads.haskell.org][].
>>
>> We hope to have this release available via ghcup shortly.
>>
>> GHC 9.12 will bring a number of new features and improvements, including:
>>
>> * The new language extension [OrPatterns] allowing you to combine
>> multiple
>> pattern clauses into one.
>>
>> * The [MultilineStrings] language extension to allow you to more easily
>> write
>> strings spanning multiple lines in your source code.
>>
>> * Improvements to the OverloadedRecordDot extension, allowing the
>> built-in
>> `HasField` class to be used for records with fields of non lifted
>> representations.
>>
>> * The [NamedDefaults] language extension has been introduced allowing
>> you to
>> define defaults for typeclasses other than `Num`.
>>
>> * More deterministic object code output, controlled by the
>> `-fobject-determinism`
>> flag, which improves determinism of builds a lot (though does not
>> fully do so)
>> at the cost of some compiler performance (1-2%). See #12935 for the
>> details
>>
>> * GHC now accepts type syntax in expressions as part of [GHC Proposal
>> #281].
>>
>> * The WASM backend now has support for TemplateHaskell.
>>
>> * Experimental support for the RISC-V platform with the native code
>> generator.
>>
>> * ... and many more
>>
>> A full accounting of changes can be found in the [release notes][].
>> As always, GHC's release status, including planned future releases, can
>> be found on the GHC Wiki [status][].
>>
>> We would like to thank GitHub, IOG, the Zw3rk stake pool,
>> Well-Typed, Tweag I/O, Serokell, Equinix, SimSpace, the Haskell
>> Foundation, and other anonymous contributors whose on-going financial
>> and in-kind support has facilitated GHC maintenance and release
>> management over the years. Finally, this release would not have been
>> possible without the hundreds of open-source contributors whose work
>> comprise this release.
>>
>> As always, do give this release a try and open a [ticket][] if you see
>> anything amiss.
>>
>>
>> [release notes]:
>> https://downloads.haskell.org/ghc/9.12.1/docs/users_guide/9.12.1-notes.html
>> [status]: https://gitlab.haskell.org/ghc/ghc/-/wikis/GHC-status
>> [downloads.haskell.org]: https://downloads.haskell.org/ghc/9.12.1
>> [ticket]: https://gitlab.haskell.org/ghc/ghc/-/issues/new
>> [OrPatterns]:
>> https://github.com/ghc-proposals/ghc-proposals/blob/master/proposals/0522-or-patterns.rst
>> [MultilineStrings]:
>> https://github.com/ghc-proposals/ghc-proposals/blob/master/proposals/0569-multiline-strings.rst
>> [GHC Proposal #281]:
>> https://github.com/ghc-proposals/ghc-proposals/blob/master/proposals/0281-visible-forall.rst
>> [NamedDefaults]:
>> https://github.com/ghc-proposals/ghc-proposals/blob/master/proposals/0409-exportable-named-default.rst
>> _______________________________________________
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>>
>
>
>--
>Shayne Fletcher
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