ANNOUNCE: GHC 6.12.3 Release Candidate 1

Christian Maeder Christian.Maeder at
Thu May 27 10:28:07 EDT 2010

Axel Simon schrieb:
> Hi Ian,
> I can build this version on Mac OS X 10.5 and compile Gtk2Hs against it.
> All concurrency demos work and the more complicated demos work that
> trigger several levels of callbacks (to C and back to Haskell).

1. I could not install gtk2hs-0.11.0 under x86 Solaris.

Linking /tmp/glib-0.11.025732/glib-0.11.0/dist/setup/setup ...
Configuring glib-0.11.0...
Preprocessing library glib-0.11.0...
gtk2hsC2hs: Errors during expansion of binding hooks:

./System/Glib/GObject.chs:107: (column 22) [ERROR]
  >>> Unknown identifier!
  Cannot find a definition for `g_object_get_type' in the header file.

cabal: Error: some packages failed to install:

2. under a x86 Mac with a GTK-2.14 framework I got:

Linking /tmp/gtk-0.11.025922/gtk-0.11.0/dist/setup/setup ...

Configuring gtk-0.11.0...

setup: ./Graphics/UI/Gtk/General/IconTheme.chs: invalid argument

cabal: Error: some packages failed to install:

gtk-0.11.0 failed during the building phase. The exception was:

ExitFailure 1

The packages
built fine.

The GTK-2.14 framework is:
and originally came from

3. Under linux we still have a problem with the new gtk2hs-0.11.0 version.

> Cheers,
> Axel
> On May 23, 2010, at 20:42, Ian Lynagh wrote:
>> Hi all,
>> We are pleased to announce the first release candidate for GHC 6.12.3:

building and installing ghc-, compiling and running our
large hets binary (without gtk2hs) worked.

Thanks Christian

>> As well as the source tarball:
>>    ghc-
>> there are installers for Windows (i386) and OS X (i386), and binary
>> distributions for x86_64/Linux and i386/Linux.
>> Please test as much as possible; bugs are much cheaper if we find them
>> before the release!
>> Thanks
>> Ian, on behalf of the GHC team
>> _______________________________________________
>> Glasgow-haskell-users mailing list
>> Glasgow-haskell-users at

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