[Haskell-cafe] [ANNOUNCE] GHC 9.4.6 is now available

[Carter Schonwald]

you like to 9.4.6 instead of .7 ...

On Mon, Aug 7, 2023 at 11:58 AM Ben Gamari <ben at well-typed.com> wrote:

>
> The GHC developers are happy to announce the availability of GHC 9.4.6.
> Binary
> distributions, source distributions, and documentation are available at
>
>     https://downloads.haskell.org/ghc/9.4.6
>
> This release is primarily a bugfix release addressing some issues
> found in 9.4.6. These include:
>
>  * Many bug fixes for the simplifier, preventing compiler panics, loops and
>    incorrect code generation (#22761, #22549, #23208, #22761, #22272,
> #23146,
>    #23012, #22547).
>  * Bug fixes for the typechecker involving newtype family instances, making
>    type equalities more robust and bugs having to do with defaulting
> representation
>    polymorphic type variables (#23329, #23333, #23143, #23154, #23176).
>  * Some bug fixes for code generation, particularly on the aarch64 backend,
>    including adding more memory barriers for array read operations
> (#23541, #23749).
>  * Some bug fixes for windows builds, ensuring the reliablility of IO
> manager shutdown
>    and a bug fix for the RTS linker on windows (#23691, #22941).
>  * A bug fix for the non-moving GC ensuring mutator allocations are
> properly
>    accounted for (#23312).
>  * A bug fix preventing some segfaults by ensuring that pinned allocations
> respect
>    block size (#23400).
>  * Many bug fixes for the bytecode interpreter, allowing a greater subset
>    of the language to be interpreted (#22376, #22840, #22051, #21945,
> #23068, #22958).
>  * ... and a few more. See the [release notes] for a full accounting.
>
> As some of the fixed issues do affect correctness users are encouraged to
> upgrade promptly.
>
> We would like to thank Microsoft Azure, GitHub, IOG, the Zw3rk stake pool,
> Well-Typed, Tweag I/O, Serokell, Equinix, SimSpace, 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.
>
> Happy compiling,
>
> - Zubin & Ben
>
>
> [ticket]: https://gitlab.haskell.org/ghc/ghc/-/issues/new
> [release notes]:
> https://downloads.haskell.org/~ghc/9.4.6/docs/users_guide/9.4.6-notes.html
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