ANNOUNCE: GHC 6.12.1 Release Candidate 1

[Simon Marlow]

On 12/10/2009 08:17, Philip Weaver wrote:
>
>
> On Sun, Oct 11, 2009 at 1:41 PM, Ian Lynagh <igloo at earth.li
> <mailto:igloo at earth.li>> wrote:
>
>
>     Hi all,
>
>     We are pleased to (finally!) announce the first release candidate
>     for GHC 6.12.1:
>
>     http://darcs.haskell.org/~ghc/dist/6.12.1rc1/
>     <http://darcs.haskell.org/%7Eghc/dist/6.12.1rc1/>
>
>     As well as the source tarball:
>         ghc-6.12.0.20091010-src.tar.bz2
>     there are installers for Windows (i386) and OS X (i386), and binary
>     distributions for x86_64/Linux and i386/Linux. For the Linux binary
>     distributions, the "linux-n" tarballs are recommended over the "linux"
>     tarballs.
>
>
>     Please test as much as possible; bugs are much cheaper if we find them
>     before the release!
>
>
> Thanks!  I have been eager to try out 6.12.  Unlike many of the recent
> snapshots, this one built and installed fine on Mac OS X 10.6 :).
>
> Is there an extralibs tarball that I should use with this?  I installed
> the release candidate without said tarball.  First, I noticed that my
> old version of cabal-install could not parse the output from
> ghc-pkg-6.12.0.20091010:
>
> cabal: failed to parse output of 'ghc-pkg dump'

Yes, work is in progress on cabal-install to update it to work with GHC 
6.12.1.  For now you have to use Cabal manually (runhaskell Setup 
configure, etc.).

> Then, when I tried to build the network package manually, I got this:
>
> Building network-2.2.1.4...
> [1 of 5] Compiling Network.URI      ( Network/URI.hs,
> dist/build/Network/URI.o )
> [2 of 5] Compiling Network.Socket.Internal (
> dist/build/Network/Socket/Internal.hs,
> dist/build/Network/Socket/Internal.o )
> [3 of 5] Compiling Network.Socket   ( dist/build/Network/Socket.hs,
> dist/build/Network/Socket.o )
>
> Network/Socket.hsc:1707:45:
>      Not in scope: data constructor `System.Posix.Internals.Stream'

I think you may need the darcs version of the network package.

Cheers,
	Simon