[Haskell] Re: ANNOUNCE: Happy version 1.16

[Simon Marlow]

Simon Marlow wrote:
> ANNOUNCING Happy 1.16  - The LALR(1) Parser Generator for Haskell
> 
> I'm pleased to announce version 1.16 of Happy, the parser generator
> system for Haskell.
> 
> Changes from version 1.15 to 1.16
> 
>         * Switch to a Cabal build system: you need a recent version of
>         Cabal (1.1.6 or later).  If you have GHC 6.4.2, then you need to
>         upgrade Cabal before building Happy.  GHC 6.6 is fine.
> 
>         * New %error directive
> 
>         * New production forms: {%% .. } and {%^ .. }
> 
>         * Added Attribute Grammar support, by Robert Dockins
> 
> NOTE: Happy version 1.16 is required for building GHC version 6.6 and
> later.

Small clarification: in fact only Happy 1.15 is required to build GHC 6.6, but 
Happy 1.15 could not be built using GHC 6.6, so really 1.16/6.6 is the only 
compatible combination.

Cheers,
	Simon