Please don't deprecate Haskell 98 modules.

[Ian Lynagh]

On Fri, Mar 12, 2010 at 08:44:46PM -0500, Gwern Branwen wrote:
>
> multiple patches which consisted solely of one line removing haskell98
> from the .cabal because the haskell98 modules *were not imported*.

A general "Nothing from dependency is imported" warning would be great,
but trickier to implement. It's a similar problem to implementing
an "extension isn't used" warning.


Thanks
Ian