[GHC] #1935: deriving typeable and data doesn't work for phantom types

[GHC]

#1935: deriving typeable and data doesn't work for phantom types
---------------------------+------------------------------------------------
 Reporter:  alex           |          Owner:  igloo  
     Type:  merge          |         Status:  new    
 Priority:  normal         |      Milestone:  6.8.2  
Component:  Compiler       |        Version:  6.8.1  
 Severity:  normal         |     Resolution:         
 Keywords:                 |     Difficulty:  Unknown
 Testcase:  deriving-1935  |   Architecture:  Unknown
       Os:  Unknown        |  
---------------------------+------------------------------------------------
Changes (by simonpj):

  * testcase:  => deriving-1935
  * owner:  => igloo
  * type:  bug => merge

Comment:

 Fixed.  Excellent point.

 These patches should merge to the 6.8 branch without trouble
 {{{
 Wed Nov 28 07:05:41 PST 2007  simonpj at microsoft.com
   * FIX Trac #1935: generate superclass constraints for derived classes

 Wed Nov 28 07:09:04 PST 2007  simonpj at microsoft.com
   * Test for Trac #1935

 Wed Nov 28 08:15:24 PST 2007  simonpj at microsoft.com
   * Update output for change to deriving (Trac #1935)

 }}}

 Simon

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1935#comment:2>
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