Re: GHC 9.14.1-rc2 is now available
Noon van der Silk <[email protected]> Thu, 6 Nov 2025 16:44:43 +0000
| Newsgroups | gmane.comp.lang.haskell.cafe,gmane.comp.lang.haskell.ghc.devel,gmane.comp.lang.haskell.glasgow.user |
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| Message-ID | <CAKBUzA3bwjvXgZgkB+POyiANjoW2NsN2uEQ6ZD3H9Jxdj9Zt+Q@mail.gmail.com> |
--===============2066292384181799672== Content-Type: multipart/alternative; boundary="000000000000da6b400642efc847" --000000000000da6b400642efc847 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Success. On Thu, 6 Nov 2025 at 16:41, Zubin Duggal <[email protected]> wrote: > 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=E2=80=AFPM Zubin Duggal <[email protected]= om> > wrote: > > > >> The GHC developers are very pleased to announce the availability of th= e > >> 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 synta= x > >> * 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, w= e > >> 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 defau= lt > >> in the > >> final release due to concern over regressions of the sort identified i= n > >> [#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 relea= se > >> would > >> not have been possible without the hundreds of open-source contributor= s > >> 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-note= s.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 > >> _______________________________________________ > >> Glasgow-haskell-users mailing list -- [email protected]= g > >> To unsubscribe send an email to [email protected]= g > >> > _______________________________________________ > Haskell-Cafe mailing list -- [email protected] > To (un)subscribe, modify options or view archives go to: > Only members subscribed via the mailman list are allowed to post. --=20 Noon van der Silk http://silky.github.io/ "My programming language is kindness." --000000000000da6b400642efc847 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable <div dir=3D"ltr">Success.</div><br><div class=3D"gmail_quote gmail_quote_co= ntainer"><div dir=3D"ltr" class=3D"gmail_attr">On Thu, 6 Nov 2025 at 16:41,= Zubin Duggal <<a href=3D"mailto:[email protected]">zubin@well-typed.= com</a>> wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"marg= in:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1e= x">Try refreshing <a href=3D"https://downloads.haskell.org/ghc/9.14.1-rc2/"= rel=3D"noreferrer" target=3D"_blank">https://downloads.haskell.org/ghc/9.1= 4.1-rc2/</a>,<br> I purged the CDN cache.<br> <br> On 25/11/06 12:34, George Colpitts wrote:<br> >I get a 404 Not Found when I click on any of the darwin releases, e.g.<= br> ><a href=3D"https://downloads.haskell.org/ghc/9.14.1-rc2/ghc-9.14.0.2025= 1031-aarch64-apple-darwin.tar.xz" rel=3D"noreferrer" target=3D"_blank">http= s://downloads.haskell.org/ghc/9.14.1-rc2/ghc-9.14.0.20251031-aarch64-apple-= darwin.tar.xz</a><br> ><br> >On Thu, Nov 6, 2025 at 12:12=E2=80=AFPM Zubin Duggal <<a href=3D"mai= lto:[email protected]" target=3D"_blank">[email protected]</a>> wr= ote:<br> ><br> >> The GHC developers are very pleased to announce the availability o= f the<br> >> second release candidate of GHC 9.14.1. Binary distributions, sour= ce<br> >> distributions, and documentation are available at [<a href=3D"http= ://downloads.haskell.org" rel=3D"noreferrer" target=3D"_blank">downloads.ha= skell.org</a><br> >> ][].<br> >><br> >> The changes from the first release candidate are:<br> >><br> >> * Bump the exceptions submodule to 0.10.11<br> >> * Bump the os-string submodule to 2.0.8<br> >> * Fix a driver regression causing an infinite loop with cyclic imp= orts<br> >><br> >> GHC 9.14 will bring a number of new features and improvements, inc= luding:<br> >><br> >> * Significant improvements in specialisation:<br> >>=C2=A0 =C2=A0 =C2=A0* The `SPECIALISE` pragma now allows use of typ= e application syntax<br> >>=C2=A0 =C2=A0 =C2=A0* The `SPECIALISE` pragma can be used to specia= lise for expression<br> >> arguments<br> >>=C2=A0 =C2=A0 =C2=A0 =C2=A0as well as type arguments.<br> >>=C2=A0 =C2=A0 =C2=A0* Specialisation is now considerably more relia= ble in the presence of<br> >>=C2=A0 =C2=A0 =C2=A0 =C2=A0`newtype`s<br> >><br> >> * Significant GHCi improvements including:<br> >>=C2=A0 =C2=A0 * Correctness and performance improvements in the byt= ecode interpreter<br> >>=C2=A0 =C2=A0 * Features in the GHCi debugger<br> >>=C2=A0 =C2=A0 * Support for multiple home units in GHCi<br> >><br> >> * Implementation of the [Explicit Level Imports proposal][levels]<= br> >><br> >> * `RequiredTypeArguments` can now be used in more contexts<br> >><br> >> * SSE/AVX2 support in the x86 native code generator backend<br> >><br> >> * A major update of the Windows toolchain and improved compatibili= ty with<br> >>=C2=A0 =C2=A0 macOS Tahoe<br> >><br> >> * ... and many more<br> >><br> >> A full accounting of changes can be found in the [release notes][]= . Given<br> >> the<br> >> many specialisation improvements and their potential for regressio= n, we<br> >> would<br> >> very much appreciate testing and performance characterisation on d= ownstream<br> >> workloads.<br> >><br> >> Note that while this release makes many improvements in the specia= lisation<br> >> optimisation, polymorphic specialisation will remain disabled by d= efault<br> >> in the<br> >> final release due to concern over regressions of the sort identifi= ed in<br> >> [#26329][T26329]. Users needing more aggressive specialisation can= <br> >> explicitly<br> >> enable this feature with the `-fpolymorphic-specialisation` flag. = Depending<br> >> upon our experience with 9.14.1, we may enable this feature by def= ault in a<br> >> later minor release.<br> >><br> >> We would like to thank the Zw3rk stake pool, Well-Typed, Mercury,<= br> >> Channable,<br> >> Tweag I/O, Serokell, SimSpace, the Haskell Foundation, and other a= nonymous<br> >> contributors whose on-going financial and in-kind support has faci= litated<br> >> GHC<br> >> maintenance and release management over the years. Finally, this r= elease<br> >> would<br> >> not have been possible without the hundreds of open-source contrib= utors<br> >> whose<br> >> work have made the Haskell ecosystem what it is today.<br> >><br> >> As always, do give this release a try and open a [ticket][] if you= see<br> >> anything amiss.<br> >><br> >><br> >> [<a href=3D"http://downloads.haskell.org" rel=3D"noreferrer" targe= t=3D"_blank">downloads.haskell.org</a>]: <a href=3D"https://downloads.haske= ll.org/ghc/9.14.1-rc2" rel=3D"noreferrer" target=3D"_blank">https://downloa= ds.haskell.org/ghc/9.14.1-rc2</a><br> >> [release notes]:<br> >> <a href=3D"https://downloads.haskell.org/ghc/9.14.1-rc2/docs/users= _guide/9.14.1-notes.html" rel=3D"noreferrer" target=3D"_blank">https://down= loads.haskell.org/ghc/9.14.1-rc2/docs/users_guide/9.14.1-notes.html</a><br> >> [ticket]: <a href=3D"https://gitlab.haskell.org/ghc/homepage/-/iss= ues/new" rel=3D"noreferrer" target=3D"_blank">https://gitlab.haskell.org/gh= c/homepage/-/issues/new</a><br> >> [macos]: <a href=3D"https://gitlab.haskell.org/ghc/ghc/-/issues/26= 166" rel=3D"noreferrer" target=3D"_blank">https://gitlab.haskell.org/ghc/gh= c/-/issues/26166</a><br> >> [T26329]: <a href=3D"https://gitlab.haskell.org/ghc/ghc/-/issues/2= 6329" rel=3D"noreferrer" target=3D"_blank">https://gitlab.haskell.org/ghc/g= hc/-/issues/26329</a><br> >> [levels]:<br> >> <a href=3D"https://github.com/ghc-proposals/ghc-proposals/blob/mas= ter/proposals/0682-explicit-level-imports.rst" rel=3D"noreferrer" target=3D= "_blank">https://github.com/ghc-proposals/ghc-proposals/blob/master/proposa= ls/0682-explicit-level-imports.rst</a><br> >> _______________________________________________<br> >> Glasgow-haskell-users mailing list -- <a href=3D"mailto:glasgow-ha= [email protected]" target=3D"_blank">[email protected]= g</a><br> >> To unsubscribe send an email to <a href=3D"mailto:glasgow-haskell-= [email protected]" target=3D"_blank">glasgow-haskell-users-leave@hask= ell.org</a><br> >><br> _______________________________________________<br> Haskell-Cafe mailing list -- <a href=3D"mailto:[email protected]" ta= rget=3D"_blank">[email protected]</a><br> To (un)subscribe, modify options or view archives go to:<br> Only members subscribed via the mailman list are allowed to post.</blockquo= te></div><div><br clear=3D"all"></div><div><br></div><span class=3D"gmail_s= ignature_prefix">-- </span><br><div dir=3D"ltr" class=3D"gmail_signature"><= div dir=3D"ltr"><div dir=3D"ltr">Noon van der Silk<br><br><a href=3D"http:/= /silky.github.io/" target=3D"_blank">http://silky.github.io/</a><br><br>&qu= ot;My programming language is kindness."</div></div></div> --000000000000da6b400642efc847-- --===============2066292384181799672== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Haskell-Cafe mailing list -- [email protected] To (un)subscribe, modify options or view archives go to: Only members subscribed via the mailman list are allowed to post. --===============2066292384181799672==--