On Thu, Dec 6, 2012 at 6:06 AM, Simon Peyton-Jones
<simo...@microsoft.com> wrote:
> Johan
>
> Yes broadly that looks like the right kind of thing.
>
> I think it'd be better to look more like "can_unbox". So first check for a
> product tycon (ie one data constructor), then deal with newtypes, and *then*
> do something different, namely check whether the (single) data con has zero
> or one fields, and recurse.
>
> Since it's all flag-controlled you could push and I can subsequently edit
I did some cleaning to the best of my ability and pushed the result as
http://hackage.haskell.org/trac/ghc/changeset/566920c77bce252d807e9a7cc3da862e5817d340
Feel free to edit to your hearts content.
I also added a should_compile to the test suite.
Cheers,
Johan
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