-
| boun...@haskell.org] On Behalf Of Christian Maeder
| Sent: 20 February 2014 15:51
| To: Daniil Frumin
| Cc: glasgow-haskell-users@haskell.org
| Subject: Re: [Typeable2] Re: ANNOUNCE: GHC 7.8.1 Release Candidate 1
|
| Yes, changing Typeable2 to Typeable in:
|
| {-# LANGUAGE StandaloneDeriving
...@haskell.org] On Behalf Of Christian Maeder
| Sent: 20 February 2014 15:51
| To: Daniil Frumin
| Cc: glasgow-haskell-users@haskell.org
| Subject: Re: [Typeable2] Re: ANNOUNCE: GHC 7.8.1 Release Candidate 1
|
| Yes, changing Typeable2 to Typeable in:
|
| {-# LANGUAGE StandaloneDeriving, DeriveDataTypeable
; Daniil Frumin
| Cc: glasgow-haskell-users@haskell.org
| Subject: Re: [Typeable2] Re: ANNOUNCE: GHC 7.8.1 Release Candidate 1
|
| With TypeableN I mean, Typeable1, Typeable2, etc.
| Typeable2 was not supported (below) by ghc-7.8-rc1.
|
| Where is the backward compat?
|
| In fact, Typeable
I think that the preferred solution is to get rid of the custom
Typeable(2) instances and just derive Typeable
On Thu, Feb 13, 2014 at 5:22 PM, Christian Maeder
christian.mae...@dfki.de wrote:
Hi,
with ghc-7.8.20140130 I get the compilation error:
Not in scope: type constructor or class
