#4120: Iface type variable out of scope in cast
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Reporter: benl | Owner:
Type: bug | Status: closed
Priority: high | Milestone: 6.14.1
Component: Compiler (Type checker) | Version: 6.13
Resolution: fixed | Keywords:
Difficulty: | Os: Unknown/Multiple
Testcase: | Architecture: Unknown/Multiple
Failure: Runtime performance bug |
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Changes (by simonpj):
* status: new => closed
* resolution: => fixed
Comment:
Fixed by
{{{
Mon Jun 14 14:43:11 BST 2010 [email protected]
* Fix Trac #4120: generate a proper coercion when unifying forall types
This was just a blatant omission, which hasn't come up before.
Easily fixed, happily.
M ./compiler/typecheck/TcUnify.lhs -3 +8
}}}
Simon
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4120#comment:2>
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The Glasgow Haskell Compiler
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