[ ghc-Bugs-1276246 ] panic with bad data/class definition.

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Tue Aug 30 07:56:23 EDT 2005


Bugs item #1276246, was opened at 2005-08-30 02:48
Message generated for change (Comment added) made by simonpj
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Category: Compiler (Type checker)
Group: 6.4
>Status: Closed
>Resolution: Fixed
Priority: 5
Submitted By: Nobody/Anonymous (nobody)
Assigned to: Nobody/Anonymous (nobody)
Summary: panic with bad data/class definition.

Initial Comment:

This malformed program causes a panic in ghc-6.4

class SClass a where
 sFun :: a -> SData
 
data SData
	= SCon SClass

email: Ben.Lippmeier at anu.edu.au

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>Comment By: Simon Peyton Jones (simonpj)
Date: 2005-08-30 11:56

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Thanks for the report.  It's already fixed in the upcoming 6.4.1 
release.

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