#5320: check_overlap panic (7.1 regression)
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Reporter: mikhail.vorozhtsov | Owner:
Type: bug | Status: new
Priority: normal | Milestone:
Component: Compiler | Version: 7.1
Keywords: | Testcase:
Blockedby: | Difficulty:
Os: Unknown/Multiple | Blocking:
Architecture: Unknown/Multiple | Failure: Compile-time crash
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Comment(by mikhail.vorozhtsov):
If yes, then the instance C Int (B b) could be considered a "wildcard" for
resolving the potential overlap between C Int (B w) and C Int (B (F [w])).
And so on.
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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5320#comment:4>
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