Quoting AntC :
GHC 7.2.1> :k (->) :: ?? -> ? -> *
GHC 7.4.1> :k (->) :: * -> * -> *
At first sight (->) is becoming less polyKinded. Is the eventual aim to be:
GHC 7.6+> :k (->) :: AnyKind1 -> AnyKind2 -> *
I sort of doubt it. After all, the prototypical thing to do with a
function is to
José Pedro Magalhães cs.uu.nl> writes:
> On Thu, Jun 7, 2012 at 2:46 AM, AntC clear.net.nz>
wrote:
>
> What does the `ArgKind' message mean?
>
> `ArgKind` and `OpenKind` is what previously was called `?` and `??` (or the
otherway around; I can't remember).
http://hackage.haskell.org/trac/gh
Hi all.
I installed ghc-7.4.1 and haskell-platform-2.12.2.0.0 on debian linux.
I'm getting lots of complaints from 'ghc-pkg check', of the following
form:
Warning: haddock-interfaces: /usr/pkg/share/doc/haskell-
platform-2012.2.0.0/html/haskell-platform.haddock doesn't exist or
isn't a file
On 07/06/2012 12:08, Simon Marlow wrote:
> I don't completely understand what is going wrong here, but it looks
> like an interaction between the RTS's use of a timer signal and the
> libsane library. You can make it work by turning off GHC's timer with
> +RTS -V0.
[..]
> The signal has always be
On Thu, Jun 7, 2012 at 2:37 AM, Simon Peyton-Jones
wrote:
> Kind polymorphism and promoted kinds is *not* an advertised feature of 7.4.1.
> Much code is there, but it doesn't work when you push it. The HEAD does
> work. If you are using kind polymorphism or promoted kinds, use HEAD (or a
> d
Hi wren,
On Tue, Jun 5, 2012 at 7:32 AM, wren ng thornton wrote:
> I'm working on creating some distribution bundles of GHC 7.4.1 and HP
> 2012.2.0.0 for OSX 10.5 to help rectify the lack of support on older Macs.
> In building GHC I've run into a linking error in stage1:
>
>ld: duplicate sym
On Thu, Jun 7, 2012 at 4:59 PM, Ian Lynagh wrote:
> On Tue, Jun 05, 2012 at 03:07:09PM +0200, Soenke Hahn wrote:
> > If not, does that mean,
> > ghc-7.4.1 does not support OS X 10.5?
>
> As far as I know, if you build GHC 7.4.1 on OS X 10.5 then it will work,
> but I haven't tried it so I may be w
On Tue, Jun 05, 2012 at 03:07:09PM +0200, Soenke Hahn wrote:
>
> If not, does that mean,
> ghc-7.4.1 does not support OS X 10.5?
As far as I know, if you build GHC 7.4.1 on OS X 10.5 then it will work,
but I haven't tried it so I may be wrong.
However, binaries built on newer versions (including
On 06/06/2012 06:59, Ganesh Sittampalam wrote:
I'm having some trouble making Haskell bindings to libsane (a scanner
access library: http://www.sane-project.org/)
When I build the cut down sample of my code (below) with GHC 7.4.1 with
the non-threaded runtime, it hangs at runtime in the call to
Hi,
On Thu, Jun 7, 2012 at 2:46 AM, AntC wrote:
>
> What does the `ArgKind' message mean?
>
`ArgKind` and `OpenKind` is what previously was called `?` and `??` (or the
other
way around; I can't remember).
http://hackage.haskell.org/trac/ghc/wiki/Commentary/Compiler/TypeType#Kindsubtyping
You m
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