GHC 7.8 release?

Ian Lynagh ian at
Sun Feb 10 22:43:38 CET 2013

On Sun, Feb 10, 2013 at 09:30:23PM +0000, Simon Peyton-Jones wrote:
> |  > You may ask what use is a GHC release that doesn't cause a wave of updates?
> |  And hence that doesn't work with at least some libraries.  Well, it's a very useful
> |  forcing function to get new features actually out and tested.
> |  
> |  But the way you test new features is to write programs that use them,
> |  and programs depend on libraries.
> That is of course ideal, but the ideal carries costs.  A half way house is a release whose library support will be patchy.

But that's not what happens. GHC 7.8 is released. Someone installs it in
order to try to use TypeHoles when developing their program. But their
program depends on text, so they send Bryan a mail saying that text
doesn't build with 7.8. And so the wave of updates begins.


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