Changes to Typeable

[José Pedro Magalhães]

On Wed, Oct 3, 2012 at 1:01 PM, Simon Peyton-Jones <simonpj at microsoft.com>wrote:

>
> * If we do make Typeable instances by default, there are two paths
>    Plan A (easy): make GHC derive Typeable for everything, deprecate
>             all uses of 'deriving Typeable'.  Small downside: some programs
>             that are currently rejected will be accepted.
>

How about manually written instances of Typeable?


Pedro
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