#2953: deriving Functor, Foldable, Traversable
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Reporter: twanvl | Owner: twanvl
Type: feature request | Status: new
Priority: normal | Milestone: 6.12 branch
Component: Compiler | Version: 6.11
Severity: normal | Resolution:
Keywords: | Difficulty: Unknown
Testcase: | Os: Unknown/Multiple
Architecture: Unknown/Multiple |
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Comment (by simonpj):
The other possibility is to change `-XDeriveDataTypeable` to
`-XDeriveExtraClasses`, and give up on specifying exactly ''which'' extra
classes. That'd be my personal inclination. What do others think?
Simon
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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2953#comment:10>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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