#2664: type family + data family + typeclass + type error causes GHC to diverge
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Reporter: ryani | Owner: chak
Type: bug | 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):
HEAD gives
{{{
WARNING: file compiler/types/Coercion.lhs line 465
Strange! Type mismatch in trans coercion, probably a bug
...plus some more...
}}}
But Manuel thinks the WARNING has false positives. (Maybe we should nuke
it.)
Simon
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2664#comment:6>
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