Interpreting the strictness annotations output by ghc --show-iface

[Johan Tibell]

On Wed, Mar 7, 2012 at 4:38 PM, Brandon Allbery <allbery.b at gmail.com> wrote:
> I think the original type signature is needed to figure it out.  In the
> earlier example it indicated ghc drilling down into the type (a tuple) and
> determining the strictness of the constituents.

I parenthesis were for tuples I would never expect to see e.g. U(L).