#902: Deriving for H98 types using GADT syntax fails
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Reporter: [EMAIL PROTECTED] | Owner:
Type: bug | Status: closed
Priority: normal | Milestone:
Component: Compiler | Version: 6.5
Severity: normal | Resolution: fixed
Keywords: | Os: Unknown
Difficulty: Unknown | Architecture: Unknown
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Changes (by [EMAIL PROTECTED]):
* resolution: => fixed
* status: new => closed
Comment:
Fixed by patch "Instantiate data constructor type variables with the type
constructor type variables in constraints for derived class instances.
Fixes instance deriving for GADTs which declar H98 types, closing ticket
#902."
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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/902>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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