Re: GHC 9.14.1-rc2 is now available

Try refreshing https://downloads.haskell.org/ghc/9.14.1-rc2/,
I purged the CDN cache.

On 25/11/06 12:34, George Colpitts wrote:
>I get a 404 Not Found when I click on any of the darwin releases, e.g.
>https://downloads.haskell.org/ghc/9.14.1-rc2/ghc-9.14.0.20251031-aarch64-apple-darwin.tar.xz
>
>On Thu, Nov 6, 2025 at 12:12 PM Zubin Duggal <[email protected]> wrote:
>
>> The GHC developers are very pleased to announce the availability of the
>> second release candidate of GHC 9.14.1. Binary distributions, source
>> distributions, and documentation are available at [downloads.haskell.org
>> ][].
>>
>> The changes from the first release candidate are:
>>
>> * Bump the exceptions submodule to 0.10.11
>> * Bump the os-string submodule to 2.0.8
>> * Fix a driver regression causing an infinite loop with cyclic imports
>>
>> GHC 9.14 will bring a number of new features and improvements, including:
>>
>> * Significant improvements in specialisation:
>>     * The `SPECIALISE` pragma now allows use of type application syntax
>>     * The `SPECIALISE` pragma can be used to specialise for expression
>> arguments
>>       as well as type arguments.
>>     * Specialisation is now considerably more reliable in the presence of
>>       `newtype`s
>>
>> * Significant GHCi improvements including:
>>    * Correctness and performance improvements in the bytecode interpreter
>>    * Features in the GHCi debugger
>>    * Support for multiple home units in GHCi
>>
>> * Implementation of the [Explicit Level Imports proposal][levels]
>>
>> * `RequiredTypeArguments` can now be used in more contexts
>>
>> * SSE/AVX2 support in the x86 native code generator backend
>>
>> * A major update of the Windows toolchain and improved compatibility with
>>    macOS Tahoe
>>
>> * ... and many more
>>
>> A full accounting of changes can be found in the [release notes][]. Given
>> the
>> many specialisation improvements and their potential for regression, we
>> would
>> very much appreciate testing and performance characterisation on downstream
>> workloads.
>>
>> Note that while this release makes many improvements in the specialisation
>> optimisation, polymorphic specialisation will remain disabled by default
>> in the
>> final release due to concern over regressions of the sort identified in
>> [#26329][T26329]. Users needing more aggressive specialisation can
>> explicitly
>> enable this feature with the `-fpolymorphic-specialisation` flag. Depending
>> upon our experience with 9.14.1, we may enable this feature by default in a
>> later minor release.
>>
>> We would like to thank the Zw3rk stake pool, Well-Typed, Mercury,
>> Channable,
>> Tweag I/O, Serokell, 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 have made the Haskell ecosystem what it is today.
>>
>> As always, do give this release a try and open a [ticket][] if you see
>> anything amiss.
>>
>>
>> [downloads.haskell.org]: https://downloads.haskell.org/ghc/9.14.1-rc2
>> [release notes]:
>> https://downloads.haskell.org/ghc/9.14.1-rc2/docs/users_guide/9.14.1-notes.html
>> [ticket]: https://gitlab.haskell.org/ghc/homepage/-/issues/new
>> [macos]: https://gitlab.haskell.org/ghc/ghc/-/issues/26166
>> [T26329]: https://gitlab.haskell.org/ghc/ghc/-/issues/26329
>> [levels]:
>> https://github.com/ghc-proposals/ghc-proposals/blob/master/proposals/0682-explicit-level-imports.rst
>> _______________________________________________
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>>
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