[ ghc-Bugs-209351 ] deriving show with unboxed types gives nonsense

Wed May 7 05:29:05 EDT 2003

Bugs item #209351, was opened at 2000-07-12 13:01
Message generated for change (Comment added) made by simonpj
You can respond by visiting: 
https://sourceforge.net/tracker/?func=detail&atid=108032&aid=209351&group_id=8032

Category: Compiler (Type checker)
Group: None
>Status: Closed
>Resolution: Fixed
Priority: 5
Submitted By: Julian Seward (sewardj)
Assigned to: Simon Marlow (simonmar)
Summary: deriving show with unboxed types gives nonsense

Initial Comment:
deriving show with unboxed types gives nonsense --
specifically, a wierd kind error, which doesn't make it
clear what the problem is

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>Comment By: Simon Peyton Jones (simonpj)
Date: 2003-05-07 09:29

Message:
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I've finally got around to fixing this longstanding bug.  Now 
you can derive 'Show' on types with unboxed fields.  (But not 
Read, yet.)

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You can respond by visiting: 
https://sourceforge.net/tracker/?func=detail&atid=108032&aid=209351&group_id=8032