#3877: Require XOverlappingInstances for the most specific instance only
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Reporter: traz161616 | Owner:
Type: feature request | Status: new
Priority: normal | Milestone: 7.2.1
Component: Compiler (Type checker) | Version: 6.12.1
Resolution: | Keywords: XOverlappingInstances
Testcase: | Blockedby:
Difficulty: | Os: Unknown/Multiple
Blocking: | Architecture: Unknown/Multiple
Failure: GHC rejects valid program |
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Comment(by guest):
Deadline changed to end of November, as per SPJ's request.
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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/3877#comment:8>
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