On 19 July 2004 14:20, Shae Matijs Erisson wrote:

...

- generalised algebraic data types (currently in development, might not make it into the release).

What does this mean exactly?

http://research.microsoft.com/Users/simonpj/papers/gadt/index.htm

Ian Lynagh has built ghc-cvs debs, is anything in particular ghc-cvs users should try to test?

The new backend stuff isn't on the mainline yet, it's on the backend-hacking-branch (and there's a *lot* of uncommitted stuff in my local tree). Large changes are coming on the HEAD before the release, so hold on tight. Cheers, Simon