#5041: Incorrect Read deriving for MagicHash constructors
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Reporter: dolio | Owner:
Type: bug | Status: new
Priority: normal | Milestone: 7.2.1
Component: Compiler | Version: 7.0.2
Keywords: | Testcase:
Blockedby: | Difficulty:
Os: Unknown/Multiple | Blocking:
Architecture: Unknown/Multiple | Failure: None/Unknown
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Comment(by simonmar):
Replying to [comment:4 simonpj]:
> Options 2 and 3 above are precisely that.
No, do it without modifying `Text.Reader.Lex`. Just generate a `Read`
instance that recognises the two lexemes "A" followed by "#".
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5041#comment:5>
GHC <http://www.haskell.org/ghc/>
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