#5616: TH type quotes cannot contain free type variables
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Reporter: Lennart | Owner:
Type: bug | Status: closed
Priority: normal | Milestone:
Component: Template Haskell | Version: 7.2.1
Resolution: invalid | Keywords:
Testcase: | Blockedby:
Difficulty: | Os: Unknown/Multiple
Blocking: | Architecture: Unknown/Multiple
Failure: None/Unknown |
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Comment(by augustss):
So where should `a` be bound in this example?
{{{
inst t1 t2 = [d| instance C $t1 $t2 |]
$(inst [t| [a] |] [t| a |])
}}}
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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5616#comment:2>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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